Checking to test compilation

2023-04-26 14:39:32 +02:00
58 changed files with 17561 additions and 8344 deletions
--- a/.gitignore
+++ b/.gitignore
@@ -1,41 +1 @@
-# C++ objects and libs
-
-*.slo
-*.lo
-*.o
-*.a
-*.la
-*.lai
-*.so
-*.dll
-*.dylib
-
-# Qt-es
-
-*.pro.user
-*.pro.user.*
-moc_*.cpp
-qrc_*.cpp
-Makefile
-Makefile.*
-*-build-*
-
-#
-*.autosave
-ui_*.h
-version.h
-version.txt
-
-packages/*
-*.pro.orig
-Output/setup.exe
-.directory
-
-*~
-resources/icons/*.png
-resources/icons/*.jpg
-resources/icons/*.gif
-resources/style/*.qss
-text/*.html
-!text/*_template.html
-text/*.xml
+*.user
--- a/DCPlugin.pri
+++ b/DCPlugin.pri
@@ -0,0 +1,29 @@
+INCLUDEPATH += $${PWD}/include
+DEPENDPATH += $${PWD}
+
+HEADERS += $${PWD}/include/com.h \
+    $${PWD}/include/controlBus.h \
+    $${PWD}/include/datIf.h \
+    $${PWD}/include/dcBL.h \
+    $${PWD}/include/hwapi.h \
+    $${PWD}/include/interfaces.h \
+    $${PWD}/include/prot.h \
+    $${PWD}/include/sendWRcmd.h \
+    $${PWD}/include/storeINdata.h \
+    $${PWD}/include/tslib.h \
+    $${PWD}/include/shared_mem_buffer.h \
+    $${PWD}/include/serial_port_thread.h \
+    $${PWD}/include/serial_port_worker.h
+
+SOURCES += $${PWD}/src/com.cpp \
+    $${PWD}/src/controlBus.cpp \
+    $${PWD}/src/datIf.cpp \
+    $${PWD}/src/dcBL.cpp \
+    $${PWD}/src/hwapi.cpp \
+    $${PWD}/src/prot.cpp \
+    $${PWD}/src/sendWRcmd.cpp \
+    $${PWD}/src/storeINdata.cpp \
+    $${PWD}/src/tslib.cpp \
+    $${PWD}/src/shared_mem_buffer.cpp \
+    $${PWD}/src/serial_port_thread.cpp \
+    $${PWD}/src/serial_port_worker.cpp
--- a/DCPlugin.pro
+++ b/DCPlugin.pro
@@ -4,7 +4,7 @@ CONFIG += plugin
 #CONFIG -= app_bundle
 #QT += widgets
 QT -= gui
-QT += serialport
+QT += widgets serialport

 INCLUDEPATH += $${PWD}/plugins
 INCLUDEPATH += $${PWD}/include
@@ -14,7 +14,6 @@ QMAKE_CXXFLAGS += -Wno-deprecated-copy
 # default
 ARCH = PTU5

-
 contains( CONFIG, DesktopLinux ) {
    QMAKE_CC = ccache $$QMAKE_CC
    QMAKE_CXX = ccache $$QMAKE_CXX
@@ -22,6 +21,7 @@ contains( CONFIG, DesktopLinux ) {
    # QMAKE_CXXFLAGS += -Wno-deprecated-ctor
    linux-clang {  QMAKE_CXXFLAGS += -Qunused-arguments   }
    ARCH = DesktopLinux
+    include(DCPlugin.pri)
 }

 contains( CONFIG, PTU5 ) {
@@ -30,31 +30,23 @@ contains( CONFIG, PTU5 ) {
    QMAKE_CXXFLAGS += -std=c++11
    linux-clang {  QMAKE_CXXFLAGS += -Qunused-arguments   }
    CONFIG += link_pkgconfig
-    PTU5BASEPATH = /opt/devel/ptu5
    ARCH = PTU5

-    INCLUDEPATH += $$PTU5BASEPATH/qt/libs/deviceController/include/
-    LIBS += -L$$PTU5BASEPATH/qt/libs/deviceController/library
-
-    LIBS += -lCAslave
-    LIBS += -lCAmaster
+    # NOTE: include contents of DCPlugin.pri. Also used by ATBQT.
+    # Add new files in DCPlugin.pri.
+    include(DCPlugin.pri)
 }

 contains( CONFIG, PTU5_YOCTO ) {
-    greaterThan(QT_MAJOR_VERSION, 4): QT += serialport
-    PTU5BASEPATH = /opt/devel/ptu5
    ARCH = PTU5

-    LIBS += -lCAslave
-    LIBS += -lCAmaster
+    # add qmqtt lib
+    #LIBS += -lQt5Qmqtt
 }

-TARGET   = ATBDeviceControllerPlugin
-#DESTDIR  = ../plugins
-INTERFACE = DeviceController
-INTERFACE_DEFINITION = $${PWD}/src/ATBAPP/DeviceControllerInterface.h
+TARGET   = CashAgentLib
+DESTDIR  = ../plugins

-DEFINES += DEVICECONTROLLERPLUGIN_LIBRARY

 # The following define makes your compiler emit warnings if you use
 # any Qt feature that has been marked deprecated (the exact warnings
@@ -74,47 +66,3 @@ DEFINES += QT_DEPRECATED_WARNINGS
 #else: unix:!android: target.path = /opt/$${TARGET}/bin
 #!isEmpty(target.path): INSTALLS += target

-# ATBAPP interface
-HEADERS += \
-    src/ATBAPP/ATBAPPplugin.h \
-    src/ATBAPP/DeviceControllerDiag.h \
-    src/ATBAPP/DeviceControllerInterface.h \
-    src/ATBAPP/ATBHealthEvent.h \
-    src/ATBAPP/ATBMachineEvent.h \
-    src/ATBAPP/ATBDeviceControllerPlugin.h \
-    src/ATBAPP/Utils.h \
-    src/ATBAPP/support/CashUtils.h \
-    src/ATBAPP/support/DBusControllerInterface.h \
-    src/ATBAPP/support/JSON.h \
-    src/ATBAPP/support/PTUSystem.h \
-    src/ATBAPP/support/PersistentData.h \
-    src/ATBAPP/support/Ticket.h \
-    src/ATBAPP/support/TicketUtils.h
-
-SOURCES += \
-    src/ATBAPP/ATBHealthEvent.cpp \
-    src/ATBAPP/ATBMachineEvent.cpp \
-    src/ATBAPP/ATBDeviceControllerPlugin.cpp \
-    src/ATBAPP/DeviceControllerDiag.cpp \
-    src/ATBAPP/Utils.cpp \
-    src/ATBAPP/support/CashUtils.cpp \
-    src/ATBAPP/support/DBusControllerInterface.cpp \
-    src/ATBAPP/support/JSON.cpp \
-    src/ATBAPP/support/PTUSystem.cpp \
-    src/ATBAPP/support/PersistentData.cpp \
-    src/ATBAPP/support/Ticket.cpp \
-    src/ATBAPP/support/TicketUtils.cpp
-
-DISTFILES += \
-    generate-version.sh
-
-
-# Define how to create version.h
-VERSION_H = $$PWD/include/version.h
-version.output = $$PWD/include/version.h
-version.commands = $$PWD/generate-version.sh $${ARCH} $${TARGET} $${INTERFACE} $${INTERFACE_DEFINITION} $${VERSION_H}
-version.depends = FORCE
-version.input = VERSION_H
-version.variable_out = HEADERS
-QMAKE_EXTRA_COMPILERS += version
-QMAKE_CLEAN += $${PWD}/include/version.h
--- a/generate-version.sh
+++ b/generate-version.sh
@@ -1,157 +0,0 @@
-#!/bin/bash
-
-VERSION_STRING=""
-
-#GIT='/cygdrive/c/Program Files \(x86\)/Git/bin/git'
-GIT=git
-
-
-
-
-parse_git_branch () {
-    $GIT branch --no-color 2> /dev/null | sed -e '/^[^*]/d' -e "s/* \(.*\)/\1/"
-}
-
-
-ARCH=$1
-TARGET=$2
-INTERFACE=$3
-INTERFACE_DEFINITION=$4
-VERSION_H=$5
-
-SCRIPT=$(readlink -f $0)
-SCRIPTPATH=`dirname $SCRIPT`
-OUTPUTDIR=$(pwd)
-echo " current dir is : " $(pwd)
-echo $SCRIPT
-echo $SCRIPTPATH
-
-echo "changing dir to script path: " $SCRIPTPATH
-cd $SCRIPTPATH
-
-# set version string ##################################################################
-if [ -z $VERSION_STRING ] ; then
-  VERSION_STRING=$(date +%Y%m%d_%H%M)
-fi
-GIT_DESCRIBE=$($GIT describe)
-GIT_BRANCH=$(parse_git_branch)
-
-# extract path from branchname:
-IFS='_' read -ra TMP_ARRAY <<< "${GIT_BRANCH}"
-BRANCH_PATH=${TMP_ARRAY[0]}
-
-
-
-# detect if we have a development version:
-if [ ${#TMP_ARRAY[1]} -gt 0 ] ; then
-  DEV_SUFFIX="_dev"
-else
-  DEV_SUFFIX=""
-fi
-
-# detect if git status is dirty
-GIT_DESCRIBE_DIRTY=$($GIT describe --dirty)
-if [ "${GIT_DESCRIBE_DIRTY:(-6)}" == "-dirty" ] ; then
-  DIRTY_SUFFIX="_dirty"
-else
-  DIRTY_SUFFIX=""
-fi
-
-
-if [ -n "$DIRTY_SUFFIX" ] || [ -n "$DEV_SUFFIX" ] ; then
-  DEVDIRTY=true
-else
-  DEVDIRTY=false
-fi
-
-
-# extract interface definition 
-
-#
-#Q_DECLARE_INTERFACE(CCInterface,
-#         "eu.atb.ptu.plugin.CCInterface/2.9.0")
-#Q_DECLARE_INTERFACE(DeviceControllerInterface,
-#         "eu.atb.ptu.plugin.DeviceControllerInterface/1.0")
-# -> extract whole string within quotation marks
-INTERFACE_VERSION=$(grep 'eu.atb.ptu.plugin.' ${INTERFACE_DEFINITION})
-# get string within quotes:
-INTERFACE_VERSION=`echo ${INTERFACE_VERSION} | awk -F \" '{print $2}'`
-
-
-#
-# write version.h
-
-
-echo "     TARGET is: $TARGET"
-echo "     ARCH   is: $ARCH"
-echo " "
-echo "     PluginName: $TARGET"
-echo "     Interface:  $INTERFACE"
-echo "     InterfaceVersion: $INTERFACE_VERSION"
-echo " "
-echo "     new version is:  $VERSION_STRING"
-echo "     git describe is: $GIT_DESCRIBE"
-echo "     git branch is:   $GIT_BRANCH"
-echo "     branch-path is:  $BRANCH_PATH"
-echo "  "
-
-echo "     dev suffix:     $DEV_SUFFIX"
-echo "     dirty suffix:   $DIRTY_SUFFIX"
-
-
-PLUGIN_VERSION=${VERSION_STRING}
-#ATB_QT_GIT_DESCRIBE=${GIT_DESCRIBE}_${GIT_BRANCH}
-PLUGIN_GIT_DESCRIBE=${GIT_DESCRIBE}_${BRANCH_PATH}${DEV_SUFFIX}${DIRTY_SUFFIX}
-
-#TARGET=IngenicoZVT_CCPlugin
-
-
-# build version.h #####################################################################
-
-echo "     building new version info (version.h) ..."
-
-
-
-
-echo "#ifndef VERSION_H"   >  ${VERSION_H}
-echo "#define VERSION_H"   >> ${VERSION_H}
-echo ""                    >> ${VERSION_H}
-echo ""                    >> ${VERSION_H}
-echo "#define INTERFACE_VERSION \"${INTERFACE_VERSION}\""      >> ${VERSION_H}
-echo "#define PLUGIN_VERSION \"${PLUGIN_VERSION}\""           >> ${VERSION_H}
-echo ""                                                       >> ${VERSION_H}
-echo "#define PLUGIN_GIT_DESCRIBE \"${PLUGIN_GIT_DESCRIBE}\"" >> ${VERSION_H}
-echo ""                                                       >> ${VERSION_H}
-echo ""                                                       >> ${VERSION_H}
-
-cat <<EOT >> ${VERSION_H}
-
-const std::string pluginInfoString = R"(
-{
-    "Interface": "${INTERFACE}",
-    "InterfaceVersion": "${INTERFACE_VERSION}",
-    "PluginName": "${TARGET}",
-    "Version": "${PLUGIN_VERSION}",
-    "git-describe": "${PLUGIN_GIT_DESCRIBE}",
-}
-)";
-
-EOT
-
-echo ""                                              >> ${VERSION_H}
-echo ""                                              >> ${VERSION_H}
-if [ ${DEVDIRTY} == "true" ] ; then
-echo "#define DEVDIRTY"                              >> ${VERSION_H}
-echo ""                                              >> ${VERSION_H}
-echo ""                                              >> ${VERSION_H}
-fi
-echo "#define SYSTEM_ARCH \"${ARCH}\""               >> ${VERSION_H}
-echo "#define ARCH_${ARCH}"                          >> ${VERSION_H}
-echo ""                                              >> ${VERSION_H}
-echo "" 					     >> ${VERSION_H}
-echo "#endif //VERSION_H"  >> ${VERSION_H}
-
-
-
-
-
--- a/include/com.h
+++ b/include/com.h
@@ -0,0 +1,105 @@
+//CAT is always master, no receive before request
+
+#ifndef SER_H
+#define SER_H
+#include <stdint.h>
+#include <QMainWindow>
+#include <QString>
+#include <QTimer>
+#include <QSerialPort>
+#include "tslib.h"
+#include "controlBus.h"
+
+#define MAXTELEGRAMLEN          90
+
+// display all inputs and outputs in output window:
+//#define PRINTALLDEBUGS          1
+
+class T_com : public QMainWindow        //,  public QPlainTextEdit
+{
+    Q_OBJECT
+
+    // complete send message (protocol frame)
+    QByteArray  sendBuffer;         //[MAXTELEGRAMLEN];
+    uint16_t     sendLen;            // >0: Daten Sendebereit, nach senden wieder auf 0 setzen
+
+    // right after reception:
+    QByteArray  rawInput;           //[MAXTELEGRAMLEN];
+    uint16_t     rawInLen;           // 0: keine neuen Daten erhalten
+
+//    QSerialPort *CatSerial = nullptr;
+    QSerialPort *CatSerial;
+
+    //char oeffneSerialPort();
+    char open_Serial_Port();
+    void closeSerialPort();
+    void receiveByLength(void);
+
+private slots:
+    void readSomeBytes(void);
+    void serialSendComplete(void);
+    //void incomingWake(void);    //bool LevelOfTheBit);
+    void receiveTO(void);
+    void ser_ISR100ms();
+
+
+
+public:
+    T_com(QWidget *parent = nullptr);
+    ~T_com();
+
+    QTimer *serRecTime;
+
+    bool isPortOpen(void);
+
+    void writeToSerial(const QByteArray &data, uint16_t sendLength);
+
+    void receiveFixLen(int64_t nrOfbytesToReceive);
+
+    bool readFromSerial(QByteArray &data, uint16_t &sendLength);
+        // retval: true: data available
+
+/*
+    uint8_t getAllPortPins(void);
+        // rs232pins: all signals bitwise coded in one byte:
+        // readback output:  bit 0=TxD(=output)      bit2=DTR (=output)    bit 6=RTS (=output)
+        // unused inputs:       bit1=RxD    bit 3=DCD    bit 5 = RING
+        // handshake inputs:           bit 4=DSR (0x10)     bit 7=CTS (0x80)
+
+    bool getHSin_CTS(void);
+        // return the CTS Handshake input): true= high level (+8V)
+
+    bool getHSin_DSR(void);
+        // return the DSR Handshake input): true= high level (+8V)
+
+    bool setHSout_RTS(bool hsout);
+        // hsout true=positiv voltage +12V  false= -12V
+        // retval: true=setting OK
+
+    bool setHSout_DTR(bool hsout);
+        // hsout true=positiv voltage +12V  false= -12V
+        // retval: true=setting OK
+*/
+
+signals:
+    void receivingFinished();
+    void sendingFinished();
+    //void wasWokenBySerialHandshake();
+
+};
+
+
+
+#endif // SER_H
+
+
+
+
+
+
+
+
+
+
+
+
--- a/include/controlBus.h
+++ b/include/controlBus.h
@@ -0,0 +1,194 @@
+#ifndef CONTROLBUS_H
+#define CONTROLBUS_H
+
+
+#include <stdint.h>
+#include "tslib.h"
+#include <QString>
+
+
+// ///////////////////////////////////////////////////////////////////////////////////
+//          control serial interface   gui <--> serial
+// ///////////////////////////////////////////////////////////////////////////////////
+
+
+void epi_setSerial(int BaudNr, QString BaudStr, QString ComName, uint8_t connect);
+    // Actions: open serial port with parameters
+
+void epi_closeSerial(void);
+// Actions: close serial port
+
+// Actions, GUI Buttons -> API, start cyclic transmission
+void epi_startEmmision(char start);   // 1: start sending activated
+
+//void epi_setPeriodicSendTimeVal(uint16_t val);
+
+
+//  Port -> API
+void gpi_serialChanged(void);
+    // serial confirms that port was closed or opened
+
+// Actions, API -> serialPort
+uint8_t gpi_getSerialConn(void);      // connect if 1, disconnect if 0
+
+int gpi_getBaudNr(void);
+
+QString gpi_getComPortName(void);
+
+
+void gpi_serialIsOpen(bool offen);
+
+bool epi_isSerialPortOpen();
+    // true: port is open   false: port is closed
+
+
+
+
+
+// Meldung von TabCom an Datif: starte zyklische Sendung:
+bool gpi_isEmmisionOn(void);
+
+//uint16_t gpi_getPeriodicSendTimeVal();
+
+//bool gpi_PeriodicSendTimeHasChanged();
+
+//void epi_setCurrSlavAddr(int slavAd);
+
+//int gpi_getCurrSlavAddr(void);
+
+
+
+
+// ///////////////////////////////////////////////////////////////////////////////////
+//          Status Display    gui <--> serial
+// ///////////////////////////////////////////////////////////////////////////////////
+
+//---------------------
+    // Statuszeile COM Port  (serial Port) (open, closed)
+// Display in tab_com
+QString epi_getTxt4comStateLine(void);
+void epi_clrTxt4comStateLine();
+    // GUI: get Text for serial Comport-State Line
+
+//---------------------
+// Statuszeile Handshakes (serial Control)   flow.cpp
+// geht überhaupt was raus? kommt überhaupt was zurück?
+// I
+QString epi_getTxt4HsStateLine(void);
+void epi_clrTxt4HsStateLine();
+    // GUI: get Text
+
+// II Master receive state (empfangenes Telgramm OK? crc? length?  )
+// Statuszeile Auswertung der SlaveResponse (serial Frame, CRC usw)  (prot.cpp)
+QString epi_getTxt4masterStateLine(void);
+void epi_clrTxt4masterStateLine();
+
+// III Slave receive (from Master) OK? if then show results, if not then show errors
+// entweder Empfangsfehler anzeigen (crc? length?) oder result OUT-OK, OUT_ERR, IN_OK, IN_ERR
+// Hintergrund: wenn der Slave Fehler im Master-Telegramm gefunden hat, dann kann er es auch
+// nicht verwenden und nichts ausgeben oder einlesen
+QString epi_getTxt4resultStateLine(void);
+void epi_clrTxt4resultStateLine();
+
+// IV  Statuszeile Sende- und Empfangsdaten (Datif)
+// Display in tab_com
+QString epi_getTxt4dataStateLine(void);
+void epi_clrTxt4dataStateLine();
+// GUI: get Text for serial Comport-State Line
+
+// V, unten, Datif
+QString epi_getTxt4datifLine(void);
+void epi_clrTxt4datifLine();
+
+//---------------------
+
+        // sende-empfangs-Rohdaten-Fenster
+// Display in tab_com
+QString epi_getTxt4RsDiagWin(void);
+void epi_clrTxt4RsDiagWin();
+
+QString epi_get2ndTxt4RsDiagWin(void);
+void epi_clr2ndTxt4RsDiagWin();
+
+
+// Statuszeile COM Port  (serial Port) (open, closed)
+// Display in tab_com
+void gpi_setTxt4comStateLine(QString txtline);
+    // serial: write Text to be displayed in serial Comport-State line (like "connected")
+    // used in vcp.cpp, links in tabCom
+
+
+// Statuszeile Handshakes (serial Control)
+// I obere Zeile
+void gpi_setTxt4HsStateLine(QString txtline);
+    // used in flow.cc
+
+// II
+void gpi_setTxt4masterStateLine(QString txtline);
+
+// III
+void gpi_setTxt4resultStateLine(QString txtline);
+
+// IV
+void gpi_setTxt4dataStateLine(QString txtline);
+    // serial: write Text to be displayed in serial Comport-State line (like "connected")
+    // used in prot.cpp
+
+// V  unten:
+void gpi_setTxt4datifLine(QString txtline);
+
+
+// sende-empfangs-Rohdaten-Fenster
+// Display in tab_com
+void gpi_setTxt4RsDiagWin(QString txtline);
+void gpi_set2ndTxt4RsDiagWin(QString txtline);
+
+// ///////////////////////////////////////////////////////////////////////////////////
+//          Memory for Slave responses, common data
+// ///////////////////////////////////////////////////////////////////////////////////
+
+bool epi_getResult_serialTestOK();
+// retval: true: test was successful, got right response
+
+
+// result of serial line test, slave sent fixed string
+void gpi_storeResult_serialTestOK(bool wasOn);
+
+
+// ///////////////////////////////////////////////////////////////////////////////////
+//          restore just received data
+// ///////////////////////////////////////////////////////////////////////////////////
+
+
+uint8_t gpi_startNewRequest();
+    // called by Datif
+
+uint8_t gpi_storeResultOfLastRequest(bool answisok);
+    // written by Datif
+
+uint8_t epi_getResultOfLastRequest();
+    // retval: 0: in progress  1: OK  2: error
+
+
+void gpi_storeRecPayLoad(uint8_t RdDlen, uint8_t const *receivedData);
+    // stored by Datif
+
+uint16_t epi_getLastPayLoad(uint16_t plBufSiz, uint8_t *payLoad);
+    // get data back in *pl, max 64 byte
+    // retval = nr of bytes received. If host buffer too small then
+    // only plBufSíz bytes are copied to pl
+    // plBufSíz=size of host buffer
+
+
+
+#endif
+
+
+
+
+
+
+
+
+
+
--- a/include/datIf.h
+++ b/include/datIf.h
@@ -0,0 +1,340 @@
+// Data Interface between slave (DC) and pi buffer
+// determines sending and receiving order of data
+// cares for storing input data and restoring output data
+
+
+
+#ifndef DIF_H
+#define DIF_H
+#include <stdint.h>
+#include "tslib.h"
+#include "prot.h"
+#include "dcBL.h"
+
+
+#include <QMainWindow>
+#include <QString>
+#include <QTimer>
+#include <QDebug>
+#include <QDateTime>
+#include <QDate>
+#include <QTime>
+
+
+
+#define CMD2DC_sendTime             20
+#define CMD2DC_setWakeFrequ         112
+#define CMD2DC_MOV_UPLOCK           113
+#define CMD2DC_MOV_DNLOCK           114
+#define CMD2DC_UPPER_DOOR           115
+#define CMD2DC_LOWER_DOOR           116
+#define CMD2DC_VAULT_DOOR           117
+#define CMD2DC_REJMOT_ON            118
+#define CMD2DC_REJMOT_RUN           119
+#define CMD2DC_LED_COIN             100
+#define CMD2DC_LED_ILLU             101
+#define CMD2DC_LED_TICKET           102
+#define CMD2DC_LED_START            104
+#define CMD2DC_LED_PIN              103
+#define CMD2DC_LED_IN               105
+#define CMD2DC_FAN                  106
+#define CMD2DC_SIREN                107
+#define CMD2DC_BARRIER              108
+#define CMD2DC_WAKEPTU              109
+#define CMD2DC_SWITCHAUXPWR         110
+#define CMD2DC_SWITCHAUXDDR         18
+#define CMD2DC_SWITCHAUXOUT         19
+#define CMD2DC_UCONTACTON           111
+#define CMD2DC_DEVICE_PARAM         23
+#define CMD2DC_SEND_MACH_ID         11
+#define CMD2DC_RDBK_DEV_PARA        14
+
+#define CMD2DC_RDBK_MACH_ID         15
+
+#define CMD2DC_MDB_ON               120
+#define CMD2DC_MDB_GET_STATE        107  // REQ
+#define CMD2DC_MDB_DORESET          121
+#define CMD2DC_MDB_SETWAK           122
+//#define CMD2DC_MDB_GETWAK           0x2812  // REQ not nec.
+#define CMD2DC_MDB_SENDCMD          123
+#define CMD2DC_MDB_SENDMSG          12
+#define CMD2DC_MDB_GETRESP          22  // REQ
+
+#define CMD2DC_EMP_SET              24
+#define CMD2DC_EMP_GET_ALL          23  // REQ
+#define CMD2DC_EMP_STARTPOLL        124
+#define CMD2DC_EMP_STARTPAY         125
+#define CMD2DC_EMP_STOPPAY          126
+#define CMD2DC_EMP_GOTCOIN          108  // REQ
+#define CMD2DC_SHUTTER_OPEN         129
+#define CMD2DC_ESCR_OPEN            132
+#define CMD2DC_ESCR_TAKE            133
+#define CMD2DC_ESCR_RETURN          134
+#define CMD2DC_MOD_ON               135
+#define CMD2DC_MOD_WAK              136
+#define CMD2DC_CRED_ON              137
+#define CMD2DC_CRED_WAK             138
+
+// READ Commands ((e.g. get input)
+#define CMD2DC_TestSerial           10
+#define CMD2DC_GetSerialConfig      105
+#define CMD2DC_RdBkHWversion        11
+#define CMD2DC_RdBkSWversion        12
+#define CMD2DC_RdBkDCstate          101
+#define CMD2DC_RdBkUID              18
+#define CMD2DC_RdBkTime             104
+#define CMD2DC_RdBkAnalog           106
+#define CMD2DC_GetAllInputs         102
+#define CMD2DC_RdBkAllOutputs       103
+#define CMD2DC_MIFREADERON          127
+#define CMD2DC_ATB_CREATE           128
+
+
+
+
+// Mif read data:
+#define CMD2DC_RdBk_MifState        109
+#define CMD2DC_RdBk_MifData         24
+
+
+
+
+#define CMD2DC_RdBk_AtbCardType     25
+#define CMD2DC_SHUTTER_COIN         131
+#define CMD2DC_SHUTTER_OPEN3S       130
+#define CMD2DC_SEND_SHUT_TIME       0x2915
+#define CMD2DC_ESCR_TAKE            133
+#define CMD2DC_ESCR_RETURN          134
+#define CMD2DC_PRINTERON            139
+#define CMD2DC_RdBk_PrnState        110
+#define CMD2DC_RdBk_PrnFonts        26
+#define CMD2DC_RdBk_AllPrnData      27
+                                           // nr of params:
+#define CMD2DC_PRI_SYS_CMD          25  // 3
+#define CMD2DC_PRI_ESC_CMD          26  // 4
+#define CMD2DC_PRI_SETUP            27  // 5
+#define CMD2DC_PRI_MOVE             140  // 2
+#define CMD2DC_PRI_SETFONT          141  // 4
+#define CMD2DC_PRI_SETLETTER        142  // 3
+#define CMD2DC_PRI_CUT              143  // 1
+#define CMD2DC_PRI_PRINT_TXT        13  // 64
+#define CMD2DC_PRI_LF               144  // 1
+#define CMD2DC_PRI_PRIFONTTABLE     145
+#define CMD2DC_PRI_BARCODE          14  // ca 15...25
+#define CMD2DC_STOR_QR_DATA         15  // 150
+#define CMD2DC_PRI_QR_CODE          146  // 0
+#define CMD2DC_PRI_LOGOFROMFLASH    147  // 2
+#define CMD2DC_PRI_STORE_DOC        16  // 1
+#define CMD2DC_PRI_DOCUMENT_NR      17  // 1 + 64
+#define CMD2DC_PRI_CLEAR_DOC        148  // 1
+
+
+/*
+// WRITE Commands (e.g. switch relay)
+#define CMD2DC_sendTime             0x1310
+#define CMD2DC_setWakeFrequ         0x1320
+
+#define CMD2DC_MOV_UPLOCK           0x1801
+#define CMD2DC_MOV_DNLOCK           0x1802
+#define CMD2DC_UPPER_DOOR           0x1810
+#define CMD2DC_LOWER_DOOR           0x1811
+#define CMD2DC_VAULT_DOOR           0x1812
+
+// neu 7.10.21:
+#define CMD2DC_REJMOT_ON            0x1813
+#define CMD2DC_REJMOT_RUN           0x1814
+
+
+#define CMD2DC_LED_COIN             0x1204
+#define CMD2DC_LED_ILLU             0x1205
+#define CMD2DC_LED_TICKET           0x1206
+#define CMD2DC_LED_START            0x1208
+#define CMD2DC_LED_PIN              0x1207
+#define CMD2DC_LED_IN               0x1209
+#define CMD2DC_FAN                  0x1210
+#define CMD2DC_SIREN                0x1211
+#define CMD2DC_BARRIER              0x1212
+#define CMD2DC_WAKEPTU              0x1218
+#define CMD2DC_SWITCHAUXPWR         0x1220
+#define CMD2DC_SWITCHAUXDDR         0x1222
+#define CMD2DC_SWITCHAUXOUT         0x1224
+#define CMD2DC_UCONTACTON           0x1226
+
+#define CMD2DC_DEVICE_PARAM         0x2000
+#define CMD2DC_SEND_MACH_ID         0x2002
+#define CMD2DC_RDBK_DEV_PARA        0x2001
+#define CMD2DC_RDBK_MACH_ID         0x2003
+
+
+
+// --------------------------- MDB --------------
+#define CMD2DC_MDB_ON               0x2800
+#define CMD2DC_MDB_GET_STATE        0x2801  // REQ
+#define CMD2DC_MDB_DORESET          0x2802
+#define CMD2DC_MDB_SETWAK           0x2811
+//#define CMD2DC_MDB_GETWAK           0x2812  // REQ not nec.
+#define CMD2DC_MDB_SENDCMD          0x2820
+#define CMD2DC_MDB_SENDMSG          0x2821
+#define CMD2DC_MDB_GETRESP          0x2822  // REQ
+
+// --------------------------- EMP --------------
+#define CMD2DC_EMP_SET              0x2830
+#define CMD2DC_EMP_GET_ALL          0x2831  // REQ
+#define CMD2DC_EMP_STARTPOLL        0x2832
+#define CMD2DC_EMP_STARTPAY         0x2834
+#define CMD2DC_EMP_STOPPAY          0x2836
+#define CMD2DC_EMP_GOTCOIN          0x2837  // REQ
+
+
+
+
+
+
+
+
+#define CMD2DC_SHUTTER_OPEN         0x2911
+#define CMD2DC_ESCR_OPEN            0x2920
+#define CMD2DC_ESCR_TAKE            0x2921
+#define CMD2DC_ESCR_RETURN          0x2922
+#define CMD2DC_MOD_ON               0x2940
+#define CMD2DC_MOD_WAK              0x2941
+#define CMD2DC_CRED_ON              0x2960
+#define CMD2DC_CRED_WAK             0x2961
+
+
+// READ Commands ((e.g. get input)
+#define CMD2DC_TestSerial           0x1101
+#define CMD2DC_GetSerialConfig      0x1107
+#define CMD2DC_RdBkHWversion        0x110A
+#define CMD2DC_RdBkSWversion        0x110B
+#define CMD2DC_RdBkDCstate          0x110C
+
+#define CMD2DC_RdBkUID              0x1305
+#define CMD2DC_RdBkTime             0x1313
+#define CMD2DC_RdBkAnalog           0x1550
+#define CMD2DC_GetAllInputs         0x1201
+#define CMD2DC_RdBkAllOutputs       0x1202
+
+
+#define CMD2DC_MIFREADERON          0x2900
+#define CMD2DC_ATB_CREATE           0x2907
+// Mif read data:
+#define CMD2DC_RdBk_MifState       0x2902
+#define CMD2DC_RdBk_MifData         0x2903
+#define CMD2DC_RdBk_AtbCardType     0x2905
+//#define CMD2DC_RdBk_CardData        0x2906
+
+
+
+
+// higher Level operation commands
+//#define CMD2DC_SHUTTER_ONE          0x2912
+#define CMD2DC_SHUTTER_COIN         0x2913
+#define CMD2DC_SHUTTER_OPEN3S       0x2912
+#define CMD2DC_SEND_SHUT_TIME       0x2915
+
+#define CMD2DC_ESCR_TAKE            0x2921
+#define CMD2DC_ESCR_RETURN          0x2922
+
+
+#define CMD2DC_PRINTERON            0x2A01
+#define CMD2DC_RdBk_PrnState        0x2A02
+#define CMD2DC_RdBk_PrnFonts        0x2A12
+#define CMD2DC_RdBk_AllPrnData      0x2A40
+
+                                            // nr of params:
+#define CMD2DC_PRI_SYS_CMD          0x2A03  // 3
+#define CMD2DC_PRI_ESC_CMD          0x2A04  // 4
+#define CMD2DC_PRI_SETUP            0x2A05  // 5
+#define CMD2DC_PRI_MOVE             0x2A06  // 2
+#define CMD2DC_PRI_SETFONT          0x2A10  // 4
+#define CMD2DC_PRI_SETLETTER        0x2A11  // 3
+#define CMD2DC_PRI_CUT              0x2A13  // 1
+
+#define CMD2DC_PRI_PRINT_TXT        0x2A14  // 64
+
+#define CMD2DC_PRI_LF               0x2A15  // 1
+#define CMD2DC_PRI_PRIFONTTABLE     0x2A16
+#define CMD2DC_PRI_BARCODE          0x2A17  // ca 15...25
+
+#define CMD2DC_STOR_QR_DATA         0x2A18  // 150
+#define CMD2DC_PRI_QR_CODE          0x2A19  // 0
+
+#define CMD2DC_PRI_LOGOFROMFLASH    0x2A1A  // 2
+
+#define CMD2DC_PRI_STORE_DOC        0x2A41  // 1
+#define CMD2DC_PRI_DOCUMENT_NR      0x2A42  // 1 + 64
+#define CMD2DC_PRI_CLEAR_DOC        0x2A43  // 1
+
+*/
+
+
+
+
+#define FIX_SLAVE_ADDR          0
+#define SEND_ATONCE             1
+#define SENDCOMBINED            0
+
+
+
+
+class T_datif : public QMainWindow
+{
+    Q_OBJECT    
+
+    char sendINrequestsAutomatic(void);
+        // sende alle Befehle um die Eingangsdaten abzufragen der Reihe nach
+    char loadRecDataFromFrame();
+    void datif_startSending(void);
+    void datif_sendIOrequest(uint16_t WRcmd, uint16_t RDcmd, uint8_t nrOfWrData);
+
+    void datif_send8byteOutCmd(uint16_t WRcmd, uint16_t RDcmd);
+
+    bool verifyLineTestresponse(uint8_t RdDlen, uint8_t *receivedData);
+    void datif_OUT_setTime(void);
+    uint8_t datif_OUT_SendRandomData(uint8_t *buf, uint8_t Length);
+
+    void datif_send64byteOutCmd(uint16_t WRcmd, uint16_t addr, uint16_t RDcmd);
+
+    void datif_sendToMemory(uint16_t WRcmd, uint16_t docNr, uint16_t blockNr, uint8_t *data64);
+        // send printer documents to DC2 memory
+        // docNr: 0...15(31)    with 1280 byte each (20 blocks a 64byte)
+        // blockNr=0...19   with 64byte each
+        // docNr =transmitted in WRITEADDRESS high byte
+        // blockNr=transmitted in WRITEADDRESS low byte
+
+
+    T_prot *myDCIF;
+    QTimer *datif_trigger;
+    uint8_t selectedSlaveAddr;
+
+private slots:
+    char datif_cycleSend();
+    void StoredRecData();
+
+public:
+    T_datif(QWidget *parent = nullptr);
+
+    T_prot *getProt() { return myDCIF; }
+    T_prot const *getProt() const { return myDCIF; }
+
+    void resetChain(void);
+    char isPortOpen(void);
+    void sendWRcommand(uint16_t nxtAsCmd);
+        // Sende Schreibbefehle die bereits vorher asynchron gespeichert wurden
+    void send_requests(uint16_t nextWrCmd);
+    void sendHighLevel(uint16_t nxtHLCmd);
+
+signals:
+    void ResponseRecieved();
+        //the requested data are stored in peripheral image
+        // can be loaded with epi
+
+    void datif_templatePrintFinished_OK();
+    void datif_templatePrintFinished_Err();
+
+    void datif_gotNewCoin();
+
+};
+
+#endif // CI_H
--- a/include/dcBL.h
+++ b/include/dcBL.h
@@ -0,0 +1,102 @@
+#ifndef DCBL_H
+#define DCBL_H
+#include <stdint.h>
+#include "qbytearray.h"
+#include "qstring.h"
+#include <QFile>
+
+uint8_t dcBL_prepareDC_BLcmd(uint8_t Cmd, uint8_t SendDataLength, uint8_t *sendData, uint8_t *outBuf);
+// make BL protocol, retval = outbuf length (5...133)
+// bring data in correct form: start always with 0x02   finish with 0x03 and append checksum
+// 0x02 Cmd < ...sendData ..>  CRC  CRC 0x03
+// Data length = 0...64
+// special conversion: if data contain 2 or 3 (STX, ETX) then write two bytes:  0x1B (=ESC) and data|0x80
+// so maxlength = 5 + 2 x 64 (if all data are 2 or 3)  without 2,3: maxlength = 5 + 64
+
+uint8_t dcBL_readBLversion(uint8_t *sendData);
+    // minimum size of sendData-buffer: 5byte  retval: length
+
+uint8_t dcBL_readFWversion(uint8_t *sendData);
+    // minimum size of sendData-buffer: 5byte  retval: length
+
+uint8_t dcBL_exitBL(uint8_t *sendData);
+    // minimum size of sendData-buffer: 5byte  retval: length
+
+uint8_t dcBL_sendFlashStartAddr2BL(uint32_t startAddr, uint8_t *sendData);
+    // minimum size of sendData-buffer: 13byte    retval: length (9...13)
+
+uint8_t dcBL_writeLastPage(uint8_t *sendData);
+    // minimum size of sendData-buffer: 5byte  retval: length
+
+uint8_t dcBL_restartDC(uint8_t *sendData);
+    // minimum size of sendData-buffer: 20 byte  retval: length
+
+uint8_t dcBL_activatBootloader(uint8_t *sendData);
+    // minimum size of sendData-buffer: 20 byte  retval: length
+
+uint8_t dcBL_getResponse(uint8_t *respBuff);
+    // retval: nr of received bytes
+
+bool dcBL_responseOK();
+    // retval: 0: response OK (cmd |0x80)    1: response error (cmd or "0xe0")
+
+bool dcBL_importBinFile(QByteArray readBinFile, uint32_t fileSize, char withDispl);
+
+
+
+bool dcBL_isTextMemFree(void);
+
+void dcBL_writeText(QString newTxt);
+
+bool dcBL_checkForText(void);
+    // if pointer at 0 then no more content
+
+QString dcBL_readText(void);
+    // read from 0...9 (oldest first)
+
+
+
+void dcBL_iniChain(void);
+
+uint8_t dcBL_startChain(void);
+
+uint8_t dcBL_runChain(void);
+
+void dcBL_iniLoading(void);
+
+void dcBL_startLoading(void);
+
+uint8_t dcBL_sendHexfile(void);
+
+
+uint8_t dcBL_getResult(void);
+// call after every step to what's going on....
+//  1: connected to BL
+//  2: transmission started
+//  3: transmission successful
+
+
+
+#define RAW_BL_DATALEN      150
+void gpi_storeRawReceivedData(uint8_t  RdDlen, uint8_t const *receivedData);
+
+uint8_t epi_getRawReceivedData(uint8_t *receivedData);
+    // retval=length, will be zeroed after first reading
+
+uint8_t epi_getRawRecLength(void);
+    // retval=length
+
+QString epi_getRawReceivedString();
+
+void epi_clrRawReceivedString();
+
+
+uint8_t dcBL_sendSuccess(uint8_t lastCommand);
+    // return val: 0: no response by now  1:error  10: OK
+    // lastCommand=0x21 for sendAddr or 0x22 for send data
+
+char dcBL_loadBinary(char withDisplay);
+
+
+
+#endif // DCBL_H
--- a/include/hwapi.h
+++ b/include/hwapi.h
--- a/include/interfaces.h
+++ b/include/interfaces.h
--- a/include/prot.h
+++ b/include/prot.h
@@ -0,0 +1,129 @@
+
+#ifndef SERIAL_FRAME_H
+#define SERIAL_FRAME_H
+
+#include <stdint.h>
+#include <QMainWindow>
+#include <QString>
+#include <QTimer>
+#include "tslib.h"
+#include "com.h"
+
+/*
+ get's OUT-data from datif,
+ get's IN-data from datif
+ get's send command from datif
+    makes frame and calls: isSerialFree(), setSendData(),
+    if not free retrigger datif sending period (normally 500ms or 50ms for direct cmds)
+
+    with control-signal: gotReceiveData():
+        getRecData();
+        send results to diag window/line
+        send IN-data to datif
+*/
+
+#define     FRAME_DATALEN       64
+#define     FRAME_MAXLEN        FRAME_DATALEN+20
+#define     BL_DATA_LEN         150
+
+#define     DATALEN_SEND_FAST            4
+#define     DATALEN_SEND_LONG            64
+#define     HEADERLEN_SEND               4
+#define     TELEGRAMLEN_SEND_FAST        12
+#define     TELEGRAMLEN_SEND_LONG        70
+#define     STARTSIGN_SEND_FAST          0x3F
+#define     STARTSIGN_SEND_LONG          0x3D
+
+#define     DATALEN_RECEIVE_FAST            8
+#define     DATALEN_RECEIVE_LONG            64
+#define     HEADERLEN_RECEIVE               2
+#define     TELEGRAMLEN_RECEIVE_FAST        12
+#define     TELEGRAMLEN_RECEIVE_LONG        68
+#define     STARTSIGN_RECEIVE_FAST          0x5F
+#define     STARTSIGN_RECEIVE_LONG          0x5D
+
+
+class T_prot : public QMainWindow
+{
+    Q_OBJECT
+
+    // Dateneingang von Datif:
+    uint8_t  SendDataValid;     // bit1: WR OK  bit 2: RD OK
+    uint16_t slaveAddr;
+
+    uint16_t WriteCommand;
+    uint16_t WriteAddr;
+    uint8_t  WrDataLength;
+    uint8_t  ui8OutputData[FRAME_DATALEN];
+    char     chOut_Data[FRAME_DATALEN];
+    uint8_t  kindOfData;    // 0: binaries, 1:text
+
+    uint16_t ReadCommand;
+    uint16_t ReadAddr;
+    uint16_t reserve;
+
+    // Ausgangs-Daten, werden vom Datif geholt:
+    // nur wenn CommandState und readState OK
+    uint8_t  RecSlaveAddr;
+    bool    INdataValid;        // nur true wenn CommandState OK und readState OK
+    uint16_t readSource;        // diese (Eingangs-)Daten stehen im Puffer
+    uint16_t readAddress;       // von dieser Adr wurden die Daten gelesen
+    //uint8_t  lastWakeSrc;       // falls der Slave den Master geweckt hat
+    uint8_t  RdDataLength;
+    uint8_t  InputData[FRAME_DATALEN];
+
+    // 11.11.2020:
+    uint8_t  BLsendDataLength;
+    uint8_t  ui8BLsendData[BL_DATA_LEN];
+
+    T_com *mySerialPort;
+
+    void startPacking(void);
+    void startFastPacking(void);
+    uint8_t FramecheckInData(uint8_t *Inbuf, uint16_t LL);
+    uint8_t FastCheckInData(uint8_t *Inbuf, uint16_t LL);
+
+    uint8_t CheckInResult(uint8_t *Inbuf);
+
+    uint8_t ShowFastInData(uint8_t *recBuffer);
+    uint8_t ShowInData(uint8_t *recBuffer); // was CheckInData
+    void setRecLen(uint16_t WriteCmd);
+
+private slots:
+    void analyseRecData(void);
+
+public:
+    T_com *getSerialPort() { return mySerialPort; }
+    T_com const *getSerialPort() const { return mySerialPort; }
+
+    T_prot();
+    bool isPortOpen(void);
+    bool isSerialFree(void);
+    void setUserWriteData(uint16_t WriteCmd, uint16_t WrAddr, uint8_t  WrDatLen, uint8_t *data);
+    void setUserWriteData(uint16_t WriteCmd, uint16_t WrAddr);
+    void setUserWriteData(uint16_t WriteCmd);
+    void setUserWriteText(uint16_t WriteCmd, uint16_t WrAddr, uint8_t  WrDatLen, char *data);
+
+    void setUserWrite1DB(uint16_t WriteCmd, uint16_t WrAddr, uint8_t val);
+    void setUserWrite2DB(uint16_t WriteCmd, uint16_t WrAddr, uint8_t val0, uint8_t val1);
+
+    void setUserReadData( uint16_t ReadCmd,  uint16_t RdAddr, uint16_t reserv);
+    void setUserReadData( uint16_t ReadCmd,  uint16_t RdAddr);
+    void setUserReadData( uint16_t ReadCmd);
+
+    void setBLsendData( uint8_t len, uint8_t *buf);
+
+    void receiveFixLen(int64_t nrOfbytesToReceive);
+
+    void sendUserData(uint16_t slaveAdr);
+    bool ifDataReceived();
+    bool getReceivedInData(uint8_t  *SlavAddr, uint16_t *readSrc, uint16_t *readAddr,
+                           uint8_t  *RdDlen, uint8_t *receivedData);
+        // retval: data valid, only one time true
+signals:
+    void framerecieved();   //bool gotINdata);
+    void rawDataRecieved();
+
+};
+
+#endif // T_prot_H
--- a/include/sendWRcmd.h
+++ b/include/sendWRcmd.h
@@ -0,0 +1,244 @@
+
+#ifndef SENDWRCMDS_DEFS_H
+#define SENDWRCMDS_DEFS_H
+
+#include <stdint.h>
+#include "tslib.h"
+#include <QString>
+
+// asynch. Commands
+// store OUTPUT commands until time to send
+// problem: OUT commands are set if a button is pressed or a transaction event happens
+// so it's never synchron with sending grid
+// but sending must apply the 100ms time grid as we have to wait for the response before sending the next command!!!
+
+// Level 0 (DC direct)
+#define SENDDIRCMD_TestSerial           1
+#define SENDDIRCMD_MakeReset            2
+#define SENDDIRCMD_setTime              3
+#define SENDDIRCMD_setWakeFrequ         4
+
+// Level 1 (DC DO's switching connected parts)
+#define SENDDIRCMD_MOVEUP_LOCK            5
+#define SENDDIRCMD_MOVEDN_LOCK            6
+#define SENDDIRCMD_OPENUP_DOOR            7
+#define SENDDIRCMD_OPENDN_DOOR            8
+#define SENDDIRCMD_LEDILLU              9
+#define SENDDIRCMD_LEDCOIN              10
+#define SENDDIRCMD_LEDTICKET            11
+#define SENDDIRCMD_LEDPAD               12
+#define SENDDIRCMD_LEDSTART             13
+#define SENDDIRCMD_LEDINSIDE            14
+//#define SENDDIRCMD_LED_ALL              15
+#define SENDDIRCMD_FAN                  16
+#define SENDDIRCMD_LAERM                17
+#define SENDDIRCMD_REL1                 18
+#define SENDDIRCMD_WAKEPTU              20
+#define SENDDIRCMD_AUXPWR               21
+#define SENDDIRCMD_AUXDDR               22
+#define SENDDIRCMD_AUXOUT               23
+
+#define SENDDIRCMD_UCONTACT_ON          30
+#define SENDDIRCMD_PRN2_SWONOFF         31
+
+#define SENDDIRCMD_MIF_SWONOFF          32      // 0x2900
+#define SENDDIRCMD_MIF_ATBCREATE        33      // 0x2907
+
+#define SENDDIRCMD_MOD_SWONOFF          40
+#define SENDDIRCMD_MOD_WAKE             41
+#define SENDDIRCMD_MDB_POWER            42
+#define SENDDIRCMD_MDB_WAKE             43
+#define SENDDIRCMD_CRED_ON              44
+#define SENDDIRCMD_CRED_WAKE            45
+
+#define SENDDIRCMD_SHUT_MOV             50
+#define SENDDIRCMD_ESCRO_MOV            51
+#define SENDDIR_OPENVAULT               52
+#define SENDDIR_REJMOT_ON               53
+#define SENDDIR_REJMOT_RUN              54
+
+// Level 2 (serial from DC to devices)
+#define SEND_REQU_SERCONF               100
+#define SEND_REQU_HWversion             101
+#define SEND_REQU_SWversion             102
+#define SEND_REQU_CONDITION             103
+#define SEND_REQU_UID                   104
+#define SEND_REQU_TIME                  105
+    // includes wake frequency
+#define SEND_REQU_ANALOGS               110
+#define SEND_REQU_DIG_INPUTS            111
+#define SEND_REQU_DIG_OUTPUTS           112
+
+#define SEND_REQU_PRN_STATE             120
+#define SEND_REQU_PRN_FONTS             121
+#define SEND_REQU_PRN_ALL               122
+
+#define SEND_REQU_MIFSTATE             123
+    // Type and state of reader
+
+#define SEND_REQU_MIFDATA               124
+    // Type, UID, Header of card
+    // read one card sector
+    // sectors must be addressed by RD_ADD
+
+#define SEND_REQU_MIF_ATB_TYPE          125
+
+#define SEND_REQU_MDB_GETSTAT           126
+//#define SEND_REQU_MDB_GETWAK            127
+#define SEND_REQU_MDB_GETRESP           128
+#define SEND_REQU_EMP_GETALL            129
+#define SEND_REQU_EMP_GETCOIN           130
+
+
+#define SENDDIRCMD_DEVICE_PARA          131
+#define SENDDIRCMD_MACHINE_ID           132
+#define SEND_REQU_DEVICE_PARA           133
+#define SEND_REQU_MACINE_ID             134
+
+
+// further: mdb state, coinchecker state, bill state, modem state, credit_state....
+
+#define SENDDIRCMD_SHUTOPENBYTIME       60
+#define SENDDIRCMD_SHUTOPENBYCOIN       61
+//#define SENDDIRCMD_SHUT_SENDTIME        62
+
+#define SENDDIRCMD_ESCRO_TAKE           63
+#define SENDDIRCMD_ESCRO_GIVE           64
+
+#define SENDDIRCMD_PRN_SYS_CMD          70
+#define SENDDIRCMD_PRN_ESC_CMD          71
+#define SENDDIRCMD_PRN_SETUP            72
+#define SENDDIRCMD_PRN_MOVE             73
+#define SENDDIRCMD_PRN_SETFONT          74
+#define SENDDIRCMD_PRN_SETLETT          75
+#define SENDDIRCMD_PRN_CUT              76
+//#define SENDDIRCMD_PRN_TXT              // not needed
+#define SENDDIRCMD_PRN_LF               78
+#define SENDDIRCMD_PRN_FONTTAB          79
+#define SENDDIRCMD_PRN_BC               80
+#define SENDDIRCMD_PRN_QR               81
+#define SENDDIRCMD_PRN_STOREDQR         82
+#define SENDDIRCMD_PRN_LOGO_FL          83
+//#define SENDDIRCMD_PRN_LOGO_GRAF        84
+//#define SENDDIRCMD_PRN_LOGODAT          85
+//#define SENDDIRCMD_PRN_STORBC           86
+#define SENDDIRCMD_PRN_STORQR           87
+#define SENDDIRCMD_PRN_DOC              88
+#define SENDDIRCMD_PRN_CLEARDOC         89
+
+//#define SENDDIRCMD_MDB_POWER            42
+//#define SENDDIRCMD_MDB_WAKE             43
+#define SENDDIRCMD_MDB_RES              90
+#define SENDDIRCMD_MDB_SENDCMD          91
+#define SENDDIRCMD_MDB_SNDMSG           92
+#define SENDDIRCMD_EMP_SETT             93
+#define SENDDIRCMD_EMP_POLL             94
+#define SENDDIRCMD_EMP_STARPPAY         95
+#define SENDDIRCMD_EMP_STOPPAY          96
+
+
+
+
+// obsolete:
+#define SENDDIRCMD_PRN1_SENDTEXT        54
+#define SENDDIRCMD_PRN1_SENDCMD         55
+#define SENDDIRCMD_PRN1_SERPAR          56
+#define SENDDIRCMD_PRN_LEVEL2_4B        58
+#define SENDDIRCMD_PRN_LEVEL2_64        59
+
+
+// highest priority
+// #define CMDSTACKDEPTH   16
+// means: up to 16 cmd can be stored. They are issued one by one every 100ms
+void sendWRcmd_clrCmdStack(void);
+bool sendWRcmd_setSendCommand0(uint16_t nextCmd, uint8_t dat1=0, uint8_t dat2=0,
+                               uint8_t dat3=0, uint8_t dat4=0);
+    // GUI or app sends a command to DC transfered by serial
+
+uint16_t sendWRcmd_getSendCommand0(uint8_t *dat1=0, uint8_t *dat2=0,
+                                   uint8_t *dat3=0, uint8_t *dat4=0);
+
+// lower priority
+// #define CMD4STACKDEPTH   8
+void sendWRcmd_clrCmd4Stack(void);
+bool sendWRcmd_setSendCommand4(uint16_t nextCmd, uint8_t dat1, uint8_t dat2, uint8_t dat3, uint8_t dat4);
+uint16_t sendWRcmd_getSendCommand4(uint8_t *dat1, uint8_t *dat2, uint8_t *dat3, uint8_t *dat4);
+
+// #define CMD8STACKDEPTH   4
+void sendWRcmd_clrCmd8Stack(void);
+bool sendWRcmd_setSendCommand8(uint16_t nextCmd, uint8_t dat1, uint8_t dat2, uint16_t dat3, uint32_t dat4);
+uint16_t sendWRcmd_getSendCommand8(uint8_t *dat1, uint8_t *dat2, uint16_t *dat3, uint32_t *dat4);
+
+
+
+// lowest priority
+// wait for resonse before send next!
+bool sendWRcmd_setSendBlock160(uint8_t leng, uint8_t const *buf);
+uint8_t sendWRcmd_getSendBlock160(uint8_t *leng, uint8_t *buf);
+    // retval = *leng
+
+void sendWRcmd_INI(void);
+
+
+
+uint8_t epi_store64ByteSendData(uint8_t length, uint8_t const *buf);
+    // HWapi writes data to be forwarded to DC and further to mdb-device
+    // not batched! don't use twice within 100ms
+
+uint8_t gpi_restore64ByteSendData(uint8_t *length, uint8_t *buf);
+    // datif reads data to forward to dc
+
+
+
+// ONE printer doc consists of 20 x 64 byte
+#define MAXNROF_PRNBYTES   64
+#define MAXNROF_PRNBLOCKS  20
+
+void epi_resetPrinterStack(void);
+
+uint8_t epi_storePrnText(char *buf, uint8_t leng);
+    // store text and binary data from Gui in next higher free memory 0....9
+
+uint8_t gpi_restorePrnText(uint8_t *retbuf);
+    // read printer text and send to slave, size of retbuf== 64
+
+uint8_t gpi_chk4remainingText(void);
+    // retval: 0: no more textline left (to send)  >0: nr of lines
+
+void epi_storeUserOfSendingTextBuffer(uint8_t user, uint8_t para1, uint8_t para2, uint8_t para3, uint8_t para4 );
+    // user=1: Text-Print is using this buffer
+    //      2: QR-code-Printer is using this buffer
+
+uint8_t gpi_getUserOfSendingTextBuffer(uint8_t *para1, uint8_t *para2, uint8_t *para3, uint8_t *para4);
+    // user=1: Text-Print is using this buffer
+    //      2: QR-code-Printer is using this buffer
+
+//#define     FDCMD_STACKDEPTH    16
+void sendFDcmd_clrStack(void);
+bool sendFDcmd_set(uint8_t nextWrCmd, uint8_t nextRdCmd, uint8_t blockNum, uint8_t dat1, uint8_t dat2, uint8_t dat3, uint8_t dat4);
+    // write Command to memory, wait for transport
+bool sendFDcmd_get(uint8_t *nextWrCmd, uint8_t *nextRdCmd, uint8_t *blockNum, uint8_t *dat1, uint8_t *dat2, uint8_t *dat3, uint8_t *dat4);
+
+uint8_t check4FDshortCmd(void);
+    // returns number of waiting command, maxFDCMD_STACKDEPTH
+
+uint8_t check4freeFDshortCmd(void);
+    // returns number of free places in short-command stack
+
+//#define     FDLONG_STACKDEPTH    16
+void longFDcmd_clrStack(void);
+bool longFDcmd_set(uint8_t nextWrCmd, uint8_t nextRdCmd, uint8_t blockNum, uint8_t length, uint8_t const *data);
+    // write Command to memory, wait for transport
+    // data buffer size always 64! data[64], padded with 0
+bool longFDcmd_get(uint8_t *nextWrCmd, uint8_t *nextRdCmd, uint8_t *blockNum, uint8_t *length, uint8_t *data);
+
+uint8_t check4FDlongCmd(void);
+    // returns number of waiting command
+
+uint8_t check4freeFDlongCmd(void);
+    // returns number of free places in long-command stack
+
+
+#endif
+
+
--- a/include/serial_port_thread.h
+++ b/include/serial_port_thread.h
@@ -0,0 +1,22 @@
+#ifndef SERIAL_PORT_THREAD_H_INCLUDED
+#define SERIAL_PORT_THREAD_H_INCLUDED
+
+#include <QThread>
+#include <QString>
+#include <QEventLoop>
+
+class SerialPortThread : public QThread {
+    Q_OBJECT
+
+    QEventLoop m_loop;
+public:
+    SerialPortThread(QObject *parent = nullptr);
+    virtual ~SerialPortThread();
+
+    virtual void run() override;
+
+    QEventLoop &getEventLoop() { return m_loop; }
+};
+
+
+#endif // SERIAL_PORT_THREAD_H_INCLUDED
--- a/include/serial_port_worker.h
+++ b/include/serial_port_worker.h
@@ -0,0 +1,121 @@
+#ifndef SERIAL_PORT_WORKER_H_INCLUDED
+#define SERIAL_PORT_WORKER_H_INCLUDED
+
+#include <QObject>
+#include <QString>
+#include <QTimer>
+#include <QSerialPort>
+#include <QSerialPortInfo>
+#include <QThread>
+
+#include <assert.h>
+#include <condition_variable>
+#include <mutex>
+#include <queue>
+#include <deque>
+#include <iostream>
+#include <atomic>
+
+
+struct Command {
+    enum : uint16_t {PRIORITY_1, PRIORITY_2, PRIORITY_3, PRIORITY_4, END_MARK};
+    enum : uint16_t {QUIT_SENTINEL = 0x1000, SEND_BLOCK_SIZE = 160};
+    uint32_t m_priority;
+    uint16_t m_priorityClass;
+    uint16_t m_cmdId;
+    char    *m_sendBuffer;
+    char    *m_recvBuffer;
+    uint8_t m_sendBufferLength;
+    uint8_t m_recvBufferLength; // expected result length
+
+    static std::atomic<uint8_t> m_nextSendBufferIndex;
+    static std::atomic<uint8_t> m_nextRecvBufferIndex;
+    static char m_sendBuffers[256][SEND_BLOCK_SIZE];
+    static char m_recvBuffers[256][SEND_BLOCK_SIZE];
+
+    static uint32_t getNextCommandPriority(uint8_t cmdType);
+    static char *getNextSendBuffer();
+    static char *getNextRecvBuffer();
+
+ public:
+    Command(uint16_t cmdId, uint8_t sendBufferLength, uint8_t recvBufferLength, uint8_t priorityClass);
+    Command();
+
+    friend bool operator< (Command const& lhs, Command const& rhs) {
+        return lhs.m_priority < rhs.m_priority;
+    }
+
+    friend std::ostream& operator<< (std::ostream& os, Command const& cmd) {
+        return os << "{ " << cmd.m_priority << ", '" << cmd.m_priority << "' } ";
+    }
+};
+
+/// \brief SerialPortWorker
+///
+/// SerialPortWorker sends and receives data from serial port
+///
+class SerialPortWorker : public QThread {
+    Q_OBJECT
+
+    /// \brief Internal serial port.
+    QSerialPort m_serialPort;
+
+    /// \brief Internal serial port info.
+    QSerialPortInfo m_serialPortInfo;
+
+    /// \brief Flag indicating if serial port is opened.
+    bool m_serialPortOpened;
+
+    /// \brief Port name of serial port.
+    QString     m_portName;
+
+    /// \brief Baudrate of internal serial port.
+    enum QSerialPort::BaudRate m_baudRate;
+
+    std::priority_queue<Command, std::deque<Command>> m_sendQueue;
+    std::deque<Command> m_recvQueue;
+    std::mutex m_sendQueueMutex;
+    std::mutex m_recvQueueMutex;
+    std::condition_variable m_sendQueueCondVar;
+    std::condition_variable m_recvQueueCondVar;
+
+    std::atomic<uint32_t> m_bytesWritten;
+    std::atomic<uint32_t> m_bytesAvailable;
+
+    SerialPortWorker(QString portName, QSerialPort::BaudRate baudRate, QObject *parent = nullptr);
+
+    Command getNextCommand();
+    void insertResult(Command const &result);
+
+    enum : uint16_t {TIMEOUT = 100, WAIT_TIME_MAX = 1000};
+
+  public:
+    ~SerialPortWorker();
+
+    SerialPortWorker(SerialPortWorker const &) = delete;
+    void operator=(SerialPortWorker const &) = delete;
+
+    // serial port im plugin anlegen. erst dann kann getInstance() benutzt werden
+    static SerialPortWorker &getInstance(QString portName, QSerialPort::BaudRate baudRate, QObject *parent = nullptr) {
+        static SerialPortWorker serialPortWorker(portName, baudRate, parent);
+        return serialPortWorker;
+    }
+
+    bool openSerialPort();
+    void closeSerialPort();
+
+    bool isPortOpen() const { return m_serialPortOpened; }
+
+    void insertCommand(Command const &cmd);
+    bool getNextResult(Command &result, int timeout = 1000);
+
+    virtual void run() override;
+
+    void quit();
+
+private slots:
+    void getBytesAvailable();
+    bool getNumberOfBytesWritten(qint64);
+};
+
+#endif // SERIAL_PORT_WORKER_H_INCLUDED
--- a/include/shared_mem_buffer.h
+++ b/include/shared_mem_buffer.h
@@ -0,0 +1,347 @@
+#ifndef SHARED_MEM_BUFFER_INCLUDED_H
+#define SHARED_MEM_BUFFER_INCLUDED_H
+
+#include <cinttypes>
+#include <atomic>
+
+#include <QSharedMemory>
+
+// TODO: pid eintragen und convars/mutexe eintragen
+
+#ifdef __linux__
+
+
+#include <pthread.h>
+
+// PTHREAD_PROCESS_SHARED
+
+#else
+// WIN32
+#endif
+
+struct SharedMemBuffer {
+    int init;
+    char appName[32];
+    pid_t pid;
+    pthread_condattr_t sndCndA;
+    pthread_cond_t sndCndV;
+    pthread_mutexattr_t sndMtxA;
+    pthread_mutex_t sndMtx;
+
+    pthread_condattr_t rcvCndA;
+    pthread_cond_t rcvCndV;
+    pthread_mutexattr_t rcvMtxA;
+    pthread_mutex_t rcvMtx;
+
+    struct rs {
+        char comportName[16]; // z.B. "COM48"
+        char baudStr[16];     // z.B. "19200"
+        int  baudNr;          // 0...5 oder -1
+        uint8_t connect;      // 0,1
+        bool portIsOpen;
+    } rs;
+
+    char AutoEmissionOn;     // 1: zyklisch Anfragen zum Slave senden
+
+    struct datif {
+#define DATIF_MAXCMDS 16
+        uint16_t sendingPeriod;
+        bool     sendingPer_changed;
+        uint8_t  OutCmdpara1;
+        uint8_t  OutCmdpara2;
+        uint8_t  OutCmdpara3;
+        uint8_t  OutCmdpara4;
+        uint16_t OutCmdpara5;
+        uint32_t OutCmdpara6;
+        uint8_t  dataStep;
+        uint8_t  scanStep;
+        uint8_t  RDBLKNR;
+        uint8_t  cycl_running;
+    } datif;
+
+    struct txt4 {
+        char comStateLine[32];
+        char HsStateLine[32];
+        char masterStateLine[32];
+        char resultStateLine[32];
+        char dataLine[32];
+        char datifReceive[32];
+        char diagWindow[32];
+        char sndDiagWindow[32];
+    } txt4;
+
+    struct dcBL {
+#define SIZEBLRESP      50
+#define RAW_BL_DATALEN 150
+        uint8_t  LastBLcmd;   // stored the last sent cmd in order to analys response
+        uint8_t  AtbBinFile[300000];
+        uint32_t fileSize;
+        uint16_t nrOfBlocks;
+        uint16_t fileCrc;
+        uint8_t  myBuf[300000]; // same content like "dcBL_AtbBinFile" but bytewise
+        char     Resp[SIZEBLRESP][32];
+        int      pResp;
+        uint8_t  step;
+        uint8_t  state;
+        uint16_t BlkCtr;
+        uint16_t cyclCtr;
+        uint16_t repeatCtr;
+    } dcBL;
+
+    struct {
+        uint16_t shutterTime;
+        char ticketTemplate[1024];
+    } hwapi;
+
+    struct {
+        uint8_t  sendAsynchDataBuf[160]; // no stack, only ONE buffer
+        uint8_t  sendAsyDatLen;
+    } next;
+
+    struct { // highest priority
+#define CMDSTACKDEPTH  16
+        // up to 16 cmd can be stored. They are issued one by one every 100ms
+        uint16_t AsynchSend[CMDSTACKDEPTH];
+        uint8_t  para1[CMDSTACKDEPTH];  /* used to streamline source */
+        uint8_t  para2[CMDSTACKDEPTH];  /* used to streamline source */
+        uint8_t  para3[CMDSTACKDEPTH];  /* used to streamline source */
+        uint8_t  para4[CMDSTACKDEPTH];  /* used to streamline source */
+        uint8_t  nrOfCmdsInQueue;
+    } Cmd0;
+
+    struct { // lower priority
+             // Command Stack for commands with 4 parameters
+#define CMD4STACKDEPTH   8
+        uint16_t AsynchSend[CMD4STACKDEPTH];
+        uint8_t  para1[CMD4STACKDEPTH];
+        uint8_t  para2[CMD4STACKDEPTH];
+        uint8_t  para3[CMD4STACKDEPTH];
+        uint8_t  para4[CMD4STACKDEPTH];
+        uint8_t  nrOfCmdsInQueue;
+    } Cmd4;
+
+    struct {
+#define CMD8STACKDEPTH   4
+        uint16_t AsynchSend[CMD8STACKDEPTH];
+        uint8_t  para1[CMD8STACKDEPTH];
+        uint8_t  para2[CMD8STACKDEPTH];
+        uint16_t para3[CMD8STACKDEPTH];
+        uint32_t para4[CMD8STACKDEPTH];
+        uint8_t  nrOfCmdsInQueue;
+    } Cmd8;
+
+    struct { // short command, 4 data bytes
+#define FDCMD_STACKDEPTH 16
+        uint8_t  wrCmd[FDCMD_STACKDEPTH];
+        uint8_t  rdCmd[FDCMD_STACKDEPTH];
+        uint8_t  blkNr[FDCMD_STACKDEPTH];
+        uint8_t  para1[FDCMD_STACKDEPTH];
+        uint8_t  para2[FDCMD_STACKDEPTH];
+        uint8_t  para3[FDCMD_STACKDEPTH];
+        uint8_t  para4[FDCMD_STACKDEPTH];
+        uint8_t  cmdsInQueue;
+    } FDShort;
+
+    struct { // long command, 64 data bytes
+#define FDLONG_STACKDEPTH 16
+        uint8_t wrCmd[FDLONG_STACKDEPTH];
+        uint8_t rdCmd[FDLONG_STACKDEPTH];
+        uint8_t blkNr[FDLONG_STACKDEPTH];
+        uint8_t length[FDLONG_STACKDEPTH];
+        uint8_t para[FDLONG_STACKDEPTH][64];
+        uint8_t cmdsInQueue;
+    } FDLong;
+
+    struct {
+        uint8_t DataParameters[4];
+        uint8_t DataBufferUser;
+        uint8_t pDataBuff;        // points to next PRINTER_BLOCK
+    } prn;
+
+    struct {
+        bool savePrnPwr;
+        bool saveMifPwr;
+        bool MdbIsOn;
+    } indat;
+
+    uint8_t ndbs;
+    uint8_t pari;
+    uint8_t nsb;
+    uint8_t br;
+
+#define MAXNROF_GENSTR 16
+    char        genStrings[MAXNROF_GENSTR][64];
+
+#define MAXNROF_AI 4
+    uint16_t    AI_val[MAXNROF_AI];
+
+    struct DigitalInputs {
+        uint8_t doorSwitch;
+        uint8_t vaultSwitch;
+        uint8_t lockSwitch;
+        uint8_t opto;
+        uint8_t aux;
+        bool wakeFromPtu;
+        bool wakeFromMdb;
+        bool wakeFromModem;
+        bool PrnReady;
+        bool CoinAttach;
+        bool CoinEscrowOpen;
+        bool mifCardTap;
+        bool contactPwrOn;
+        bool mifarePwrOn;
+        bool rdbk_mdbTxd;
+        bool AuxPwrOn;
+        bool gsmPwrOn;
+        bool creditPwrOn;
+        bool printerPwrOn;
+        bool mdbPwrOn;
+        bool rejMot_home;
+        uint8_t npe_sensor;
+    } din;
+
+    struct DigitalOutputs {
+        uint8_t mbdRxTst;
+        uint8_t motorBits;
+        uint8_t serialSwitch;                 // serial drv on/off, Serial mux1, Serial mux2
+        uint8_t ledsAndFan;
+        uint8_t laermUndRelay;
+        uint8_t ptuWake;
+        uint8_t auxPower;
+        uint8_t coinShutter;
+        uint8_t coinEscrow;
+        uint8_t printerPower;
+    } dout;
+
+    struct Sdata {
+#define NROFMIFSTATEBYTES       40
+#define PRN_STATE_ARRAY_SIZE    20
+#define PRN_STATE_FONT_SIZE     20
+#define MAXNROF_PRNBYTES   64
+#define MAXNROF_PRNBLOCKS  20
+        uint8_t MIF_STATE[NROFMIFSTATEBYTES];
+        uint8_t MIF_DATA[12][64];
+        uint8_t PRN_STATE[PRN_STATE_ARRAY_SIZE];
+        uint8_t PRN_FONTS[PRN_STATE_FONT_SIZE];
+        char PRN_TEXT[MAXNROF_PRNBLOCKS][MAXNROF_PRNBYTES];
+        bool mdb_busRdy;
+        bool mdb_V12on;
+        bool mdb_V5on;
+        uint8_t mdbNrOfRecData;
+        uint8_t RecBuff[40];
+        uint8_t empNrOfsettings;
+        uint8_t emp_settingsBuff[66];
+        uint8_t NrOfDeviceSetting;
+        uint8_t DeviceSettingBuff[66];
+        uint8_t NrOfMachineIDSetting;
+        uint8_t NrOfMachineIDBuff[66];
+        uint64_t slaveUID;
+        uint8_t UIDstr[8];
+#define MAXNROF_MEASURE 4
+        uint32_t measurement[MAXNROF_MEASURE];
+        bool serialTestResult;
+        uint8_t pProtResultOk;
+        uint16_t receivedDataLength;
+        uint8_t receivedDataBlock[64];
+        uint8_t rawData[150];
+        uint8_t LengthRawData;
+        uint8_t mdbSendBuffer[64];
+        uint8_t mdbSendLen;
+    } Sdata;
+
+    uint8_t mif_cardType;
+    uint8_t mif_cardHolder[8];
+
+#define MEMDEPTH_GOTCOINS (16)
+    struct T_coin {
+        uint8_t valid;
+        uint8_t signal;
+        uint8_t error;
+        uint8_t pad;
+        uint16_t value;
+    } gotCoin[MEMDEPTH_GOTCOINS];
+    uint8_t ctr_gotCoin;
+
+    struct store {
+        uint32_t insertedAmount;
+        uint16_t lastCoinType[64];
+        uint16_t lastCoinValue[64];
+        uint64_t wakeSrc;
+        uint8_t rbDevParamLen;
+        uint8_t rbDevParams[66];
+        uint8_t deviceCondLen;
+        uint8_t deviceCond[66];
+        uint8_t machCondLen;
+        uint8_t machCond[66];
+        uint8_t DcBackupNrOfAccNr;
+        uint16_t DcBackupAccNr[16];    // z.Z. nur 8
+        uint8_t gotNrBlocksOfVaultRec;
+        uint8_t vaultrecord[360];
+        uint32_t amount;
+        uint16_t nrOfCoins;
+    } store;
+
+    struct T_globTime {
+        // Reihenfolge nicht vertauschen!!!!!
+        uint8_t     hour;
+        uint8_t     minute;
+        uint8_t     second;
+        uint8_t     Year;
+        uint8_t     Month;
+        uint8_t     DayOfMonth;
+        uint8_t     DayOfWeek;          // 1=monday...7
+        uint8_t     reserve1;
+
+        uint16_t     MinutesOfToday;
+        uint16_t     reserve2;
+
+        uint32_t     SecondsOfToday;
+
+        uint8_t      IsLeapyear;
+        uint8_t      nextLeap;
+        uint8_t      lastLeap;
+        uint8_t      hoursOfWeek;
+
+        uint16_t     minOfWeek;
+        uint16_t     hoursOfMonth;
+        uint16_t     minOfMonth;
+        uint16_t     dayOfYear;
+        uint16_t     hoursOfYear;
+        uint16_t     reserve3;
+
+        uint32_t     minOfYear;
+
+        uint8_t      squareOutMode;
+        uint8_t      free1;
+        uint16_t     reserve4;
+        uint32_t     minOfMillenium;
+        // bis hierher 44byts
+        uint32_t    free2;
+        uint32_t    free3;
+        uint32_t    free4;
+    } getGlobalTime;
+
+    static QSharedMemory *getShm(std::size_t s = 0);
+    static SharedMemBuffer *getData() {
+        return (SharedMemBuffer *)getShm()->data();
+    }
+    static SharedMemBuffer const *getDataConst() {
+        return (SharedMemBuffer const *)getShm()->data();
+    }
+
+#if 0
+    static std::atomic<bool> __sharedMemLocked;
+
+    static bool sharedMemLocked() {
+        return __sharedMemLocked;
+    }
+    static void setSharedMemLocked() {
+        __sharedMemLocked = true;
+    }
+    static void setSharedMemUnlocked() {
+        __sharedMemLocked = false;
+    }
+#endif
+};
+
+#endif // SHARED_MEM_BUFFER_INCLUDED_H
--- a/include/storeINdata.h
+++ b/include/storeINdata.h
@@ -0,0 +1,421 @@
+
+#ifndef STOREINDATA_H
+#define STOREINDATA_H
+
+#include <stdint.h>
+#include "tslib.h"
+#include <QString>
+
+
+#define MAXNROF_AO              3
+//#define MAXNROF_GENSTR          16
+#define MAXNROF_CONTR_PORTS     11
+#define MAXNROF_DIports         2
+#define MAXNROF_DOports         2
+#define MAXNROF_CTR             2
+#define MEASCHAN_TEMPERATURE    0
+#define MEASCHAN_VOLTAGE        1
+
+
+// gpi: DC-driver stores data for graphic peripheral interface
+// epi: gui reads values from external peripheral interface
+
+
+// store power on/off condition of the devices to control the data request
+
+void indat_storePrinterPower(bool isOn);
+bool indat_isPrinterOn();
+
+void indat_storeMifarePower(bool isOn);
+bool indat_isMifareOn();
+
+void indat_storeMDBisOn(bool isOn);
+bool indat_isMdbOn();
+
+void gpi_storeSlaveSerParams(uint8_t slaveBaudRate, uint8_t NrDataBits,
+                             uint8_t parity, uint8_t NrStopBits);
+
+void epi_getSlaveSerParams(uint8_t *slaveBaudRate, uint8_t *NrDataBits,
+                             uint8_t *parity, uint8_t *NrStopBits);
+
+QString epi_getSlaveParamSTR();
+
+void gpi_storeGenerals(uint8_t genNr, QString text);
+    // 0=HW   1=SW  2=State
+QString epi_loadGenerals(uint8_t genNr);
+// genNr=0=HW   1=SW  2=State
+
+
+void gpi_storeUID(uint8_t const *buf8byteUid);
+// buffer size: 8 byte
+void epi_getUIDdec(uint8_t *buf8byteUid);
+// buffer size: 8 byte
+QString epi_getUIDstr();
+
+
+
+
+
+// ///////////////////////////////////////////////////////////////////////////////////
+//          Time and Date
+// ///////////////////////////////////////////////////////////////////////////////////
+
+uint8_t epi_getSquareMode();
+void gpi_backupSquareMode(uint8_t squMode);
+
+void gpi_backupTime(uint8_t *timeBuffer, uint8_t Leng);     // 104, <=8byte
+void epi_getTime(uint8_t *hh, uint8_t *mm, uint8_t *ss);
+void epi_getDate(uint8_t *yy, uint8_t *mm, uint8_t *dd);
+void epi_getToday(uint8_t *dow, uint16_t *minOfToday, uint32_t *secOfToday);
+bool epi_isLeapYear(uint8_t *lastLeapYear, uint8_t *NextLeapYear);
+bool epi_isLeapYear();
+void epi_getSpecialWeekTimeDate(uint8_t *DayOfWeek, uint8_t *HoursOfWeek, uint16_t *MinutesOfWeek);
+void epi_getSpecialMonthTimeDate(uint8_t *DayOfMonth, uint16_t *HoursOfMonth, uint16_t *MinutesOfMonth);
+void epi_getSpecialYearTimeDate(uint16_t *DayOfYear, uint16_t *HoursOfYear, uint32_t *MinutesOfYear);
+
+
+// ///////////////////////////////////////////////////////////////////////////////////
+//          Analog values
+// ///////////////////////////////////////////////////////////////////////////////////
+
+
+// #define MAXNROF_AI              4
+
+void gpi_storeAIs(uint8_t aiNr, uint16_t val);   // rs -> Sdata
+
+uint8_t gpi_getMaxNrAIs();
+
+uint16_t epi_loadAIs(uint8_t aiNr);              //       Sdata -> gui
+    // return value of one ADC with channel nr: aiNr 0...15
+
+uint32_t epi_loadMeasureValue(uint8_t ValueNr);
+    // ValueNr 0=ADC0, 1=ADC1 aso...
+
+void gpi_storeMeasureValue(uint8_t ValueNr, uint32_t val);
+    // in mV, also bis 65,535V
+
+QString epi_getSlaveTemperatureStr();
+
+QString epi_getSlaveVoltageStr();
+    // value in "meas_volt" in mV, also bis 65,535V. Value range [6000...16000] (6V...16V)
+
+// ///////////////////////////////////////////////////////////////////////////////////
+//          digital inputs
+// ///////////////////////////////////////////////////////////////////////////////////
+
+void gpi_storeDI_doorSwitches(uint8_t upperDoor, uint8_t lowerDoor, uint8_t vaultDoor);
+
+uint8_t epi_getDI_doorSwitches(void);
+    // bit0: upper door  1: low door  2:vault door
+
+void gpi_storeDI_vaultSwitches(uint8_t CashBoxIn, uint8_t BillBoxIn);
+
+uint8_t epi_getDI_vaultSwitches(void);
+    // bit0: cash box    1: bill box in
+
+void gpi_storeDI_lockSwitches(uint8_t indatUL, uint8_t indatLL);
+    // D5: bit 0: upper lockbar up   bit1:down
+    // D6: bit 0: lower lockbar up   bit1:down
+
+uint8_t epi_getDI_lockSwitches(void);
+    // retval: bit 0: upper lockbar up   bit1: upper lockbar is down
+    //         bit 2: lower lockbar up   bit1: lower lockbar is down
+
+
+void gpi_storeDI_optos(uint8_t indatOpto);
+    // OptoIn bit 0,1: optoin 1,2
+
+uint8_t epi_getDI_optos(void);
+    // bit0: opto in 1    1: opto in 2
+
+uint8_t gpi_storeDI_auxIn(uint8_t indatAuxIn); // Aux0...5
+uint8_t epi_getDI_auxIn(void);                 // bit0: auxin 1  ...  5: auxin 6
+
+bool gpi_storeDI_ptuWake(bool w);
+bool epi_getDI_ptuWake(void);
+
+bool gpi_storeDI_mbdWake(bool w);
+bool epi_getDI_mdbWake(void);
+
+bool gpi_storeDI_prnReady(bool ready);
+bool epi_getDI_prnReady(void);
+
+bool gpi_storeDI_CoinAttach(bool attach);
+bool epi_getDI_CoinAttach(void);
+
+bool gpi_storeDI_CoinEscrow(bool ce);
+bool epi_getDI_CoinEscrow(void);
+
+bool gpi_storeDI_mifareCardTapped(bool tapped);
+bool epi_getDI_mifareCardTapped(void);
+
+bool gpi_storeDI_modemWake(bool w);
+bool epi_getDI_modemWake(void);
+
+bool gpi_storeDI_contactPowerIsOn(bool on);
+bool epi_getDI_contactPwr(void);
+
+bool gpi_storeDI_MifarePowerIsOn(bool on);
+bool epi_getDI_mifarePwr(void);
+
+bool gpi_storeDI_readbackMdbTxD(bool rdbkMdbTxd);
+bool epi_getDI_mdbTxd(void);
+
+bool gpi_storeDI_AuxPowerIsOn(bool on);
+bool epi_getDI_auxPwr(void);
+
+bool gpi_storeDI_GsmPowerIsOn(bool on);
+bool epi_getDI_gsmPwr(void);
+
+bool gpi_storeDI_CreditPowerIsOn(bool on);
+bool epi_getDI_creditPwr(void);
+
+bool gpi_storeDI_PrinterPowerIsOn(bool on);
+bool epi_getDI_printerPwr(void);
+
+bool gpi_storeDI_MdbPowerIsOn(bool on);
+bool epi_getDI_mdbPwr(void);
+
+bool gpi_storeDI_rejMot_home(bool reject);
+bool epi_getDI_rejectMotor_homepos(void);
+
+uint8_t gpi_storeDI_paperLow(uint8_t di);
+uint8_t epi_getDI_npe_sensor(void);
+    // 0: Sensor sees paper 1: no paper 99: off
+
+// ///////////////////////////////////////////////////////////////////////////////////
+//          readback digital outputs
+// ///////////////////////////////////////////////////////////////////////////////////
+
+uint8_t gpi_storeDO_mdbRxTst(uint8_t do_mbdRxTst);
+bool epi_getDO_mdbRxTestOut(void);
+
+uint8_t gpi_storeDO_motorOutputs(uint8_t Pwr);
+uint8_t epi_getDO_motorOuts(void);
+    // bit0: upper lock forward    bit 1 backward
+    // bit2: lower lock forward    bit 3 backward
+
+uint8_t gpi_storeDO_serialSwitch(uint8_t state);
+    // serial drv on/off, Serial mux1, Serial mux2
+uint8_t epi_getDO_serialSwitch(void);
+    // serial drv on/off, Serial mux1, Serial mux2
+
+bool epi_getDO_serialDriverIsOn(void);
+bool epi_getDO_serialMux1isSetToPrinter(void);
+    // mux1 off: serial is switched to printer
+
+bool epi_getDO_serialMux1isSetToModem(void);
+    // mux1 on: serial is switched to modem
+bool epi_getDO_serialMux2isSetToCredit(void);
+    // mux2 off: serial is switched to credit card terminal
+bool epi_getDO_serialMux2isSetToMifare(void);
+    // mux2 on: serial is switched to mifare reader
+
+uint8_t gpi_storeDO_ledsAndFan(uint8_t ledState);
+bool epi_getDO_led_coin(void);
+bool epi_getDO_led_front(void);
+bool epi_getDO_led_ticket(void);
+bool epi_getDO_led_pin(void);
+bool epi_getDO_led_start(void);
+bool epi_getDO_led_inside(void);
+bool epi_getDO_fan(void);
+
+uint8_t gpi_storeDO_sirenAndRelay(uint8_t sirenRelay);
+bool epi_getDO_sirene(void);
+bool epi_getDO_relay(void);
+
+uint8_t gpi_storeDO_ptuWake(uint8_t state);
+bool epi_getDO_ptuWake(void);
+
+uint8_t gpi_storeDO_auxPower(uint8_t pwr);
+bool epi_getDO_auxPower(void);
+
+uint8_t gpi_storeDO_coinShutter(uint8_t state);
+bool epi_getDO_coinShutterOpen(void);
+bool epi_getDO_coinShutterTest(void);
+
+uint8_t gpi_storeDO_coinEscrow(uint8_t state);
+uint8_t epi_getDO_coinEscrow(void);
+    // retval: 1:return flap is open   2:take flap is open    0:closed
+
+uint8_t gpi_storeDO_printerPwrOn(uint8_t state);
+uint8_t epi_getDO_printerPwr(void);
+
+// ---------------------------------------------------------------------------------------------
+// counterchecks, make sure that DC-outputs are correct
+
+/*
+bool epi_cntchk_wakePtu(void);
+bool epi_cntchk_enabDrv01(void);        // no communication possible if 0 !!!!!
+bool epi_cntchk_swRs1toModem(void);
+bool epi_cntchk_modemWake(void);
+bool epi_cntchk_enabDrv2(void);
+bool epi_cntchk_swRs2toMIF(void);
+
+bool epi_cntchk_shutterIsOpen(void);
+    // counter check if shutter is really open,  PJ4 must be OUT and HIGH, PB5 must be OUT and HIGH
+    // retval TRUE: shutter is open   FALSE: shutter is closed
+
+bool epi_cntchk_escrowReturnIsOpen(void);
+bool epi_cntchk_escrowTakeIsOpen(void);
+bool epi_cntchk_aux1DirOut(uint8_t auxNr);
+bool epi_cntchk_aux1OutHigh(uint8_t auxNr);
+
+bool epi_cntchk_ledPaperOn(void);
+bool epi_cntchk_ledPinpadOn(void);
+bool epi_cntchk_ledStartOn(void);
+bool epi_cntchk_ledServiceOn(void);
+bool epi_cntchk_ledCoinOn(void);
+bool epi_cntchk_ledIllumOn(void);
+bool epi_cntchk_FanOn(void);
+bool epi_cntchk_RelaisOn(void);
+bool epi_cntchk_LaermOn(void);
+bool epi_cntchk_Mot1Ron(void);
+bool epi_cntchk_Mot1Fon(void);
+bool epi_cntchk_Mot2Ron(void);
+bool epi_cntchk_Mot2Fon(void);
+*/
+
+
+// ------------------------------------------------------------------------------------
+// MDB Sendind Data  are store here for next transport to DC (Device Controller)
+// Transport to Slave runs every 100ms, answer from mdb-slave (e.g. coin changer) comes right
+// with next slave answer
+
+// start with: SENDDIRCMD_EXCHGMDB,
+    // send crude data from here to DC, DC to mdb slaves, mdb answer, return here within 50ms
+
+uint8_t gpi_storeMdbRecData(uint8_t length, uint8_t *buf);
+    // datif store received mdb data
+uint8_t epi_getMdbResponse(void);
+     // 0=no response  1=ACK  2=NAK  3=ACK with data
+uint8_t epi_getMdbRecLength(void);
+    // 0...31
+uint8_t epi_restoreMdbRecData(uint8_t *buf);
+    // hwapi reads received mdb data from PI
+
+uint8_t gpi_storeMifReaderStateAndCardType(uint8_t const *buf);
+
+/* data description:
+byte 0: current read state: 0=power off  1=reader-fault 2=ready
+                            3=just reading 4=read complete
+                            5=read partial, removed too early
+                            6=state unknown
+byte 1,2: read data length from card
+3: 1=reader is OK (reported serial nr is OK)  0=wrong or no reader
+4...15: reader version, expected "SL025-1.8"
+byte16: 1=card is present   0:not
+17: 0
+18: card type reported from reader
+19: 1=allowed card type 0=not
+20: card size: 1 or 4 (dec) = card size
+21: LengthOfUID: 4 or 7 (dec) (byte)
+22: UID 8 byte in hex
+byte 30: sector logged: 0
+byte 31: current sector: 0
+byte 32: result, always 0
+*/
+
+uint8_t epi_restoreMifState(uint8_t *buf, uint8_t maxBufferSize);
+    // retval 0=OK 1=error host buffer too small
+bool gpi_storeMifCardData(uint8_t blkNr, uint8_t const *receivedData);
+    // blkNr=0...11    receivedData[64]
+uint8_t epi_restoreMifData(uint8_t blkNr, uint8_t *buf, uint8_t maxBufferSize);
+    // blkNr=0...11    return buf[64]
+    // retval: 1=error 0=OK
+
+void epi_restorePrinterState(uint8_t *buf);
+void gpi_storePrinterState(uint8_t const *buf);
+
+void epi_restorePrinterFonts(uint8_t *buf);
+void gpi_storePrinterFonts(uint8_t const *buf);
+
+bool gpi_storeMdbState(bool busReady, bool V12on, bool V5on);
+bool epi_restoreMdbBusReady(void);
+bool epi_restoreMdbV12Ready(void);
+bool epi_restoreMdbV5Ready(void);
+
+void gpi_storeMdbResponse(uint8_t leng, uint8_t const *data);
+void epi_restoreMdbResponse(uint8_t *leng, uint8_t *data);
+    // last received mdb answer (from mdb device)
+    // only needed if a special command was sent directly
+    // DB0: mdb Device-Nr
+    // DB1: last sent mdb command
+    // DB2: nr of received (payload) data bytes (apart from ACK, can be 0....34)
+    // DB3...DB38: rec.data (payload)
+
+void gpi_storeEmpSettings(uint8_t leng, uint8_t const *data);
+void epi_restoreEmpSettings(uint8_t *leng, uint8_t *data);
+
+/*
+void gpi_storeEmpCoinSignal(uint8_t leng, uint8_t *data);
+
+void epi_restoreEmpCoinSignal(uint8_t *leng, uint8_t *data);
+    // return 5 byte:
+    //      data[0]=got coin 0xFF=emp reported an error  0=got nothing
+    //      data[1]=emp-signal of last inserted coin
+    //      data[2,3]=emp-value of last inserted coin
+    //      data[4] = emp-error or warning
+
+void epi_clearEmpCoinSignal();
+*/
+
+
+void gpi_storeEmpCoinSignal(uint8_t leng, uint8_t const *data);
+
+uint8_t epi_isNewCoinLeft(void);
+    // retval: 0...16 coins left in FIFO
+void epi_restoreEmpCoinSignal(uint8_t *valid, uint8_t *signal, uint8_t *error, uint16_t *value);
+
+void gpi_storeRbDeviceSettings(uint8_t leng, uint8_t const *data);
+void epi_restoreRbDeviceSettings(uint8_t *leng, uint8_t *data);
+
+void gpi_storeMachineIDsettings(uint8_t leng, uint8_t const *data);
+void epi_restoreMachineIDsettings(uint8_t *leng, uint8_t *data);
+
+void epi_clearCurrentPayment(void);
+void gpi_storeCurrentPayment(uint32_t insertedAmount, uint16_t lastCoinType, uint16_t lastCoinValue);
+
+uint32_t epi_CurrentPaymentGetAmount(void);
+uint16_t epi_CurrentPaymentGetLastCoin(void);
+
+bool epi_CurrentPaymentGetAllCoins(uint16_t *types, uint16_t *values);
+    // alle bei diesem Verkauf eingeworfenen Münzen sind gespeichert falls die jmd. braucht
+
+void gpi_storeWakeSources(uint8_t const *receivedData);
+uint64_t epi_getWakeSources(void);
+
+void gpi_storeExtendedTime(uint8_t leng, uint8_t const *data);
+void epi_restoreExtendedTime(uint8_t *leng, uint8_t *data);
+
+void gpi_storeDeviceConditions(uint8_t leng, uint8_t const *data);
+void epi_restoreDeviceConditions(uint8_t *leng, uint8_t *data);
+
+void gpi_storeDynMachineConditions(uint8_t leng, uint8_t const *data);
+void epi_restoreDynMachineConditions(uint8_t *leng, uint8_t *data);
+
+void gpi_storeDCbackupAccNr(uint8_t leng, uint8_t const *data);
+void epi_restoreDCbackupAccNr(uint8_t *leng, uint16_t *accNrs);
+    // return accNrs[0..7]
+
+void epi_iniVRstorage(void);
+void gpi_storeVaultRecord(uint8_t blkNr, uint8_t const *data);
+bool epi_checkIfVaultRecordAvailable(void);
+bool epi_restoreVaultRecord(uint16_t *length, uint8_t *buf);
+    // true if completly received
+
+void gpi_storeCBlevel(uint32_t amount, uint16_t nrOfCoins);
+
+uint32_t epi_getCashBoxContent(void);
+uint16_t epi_getNrOfCoinsInCashBox(void);
+
+void gpi_storeNewMifareCard(uint8_t typ, uint8_t const *holder);
+
+uint8_t epi_mifGetCardType(uint8_t const *holder);
+    //holder[8] = name of card holder
+    // retval Type of MifareCard, 1=upper door, 2=lower door 3=test printer 4=test coins
+
+#endif
+
+
+
--- a/include/tslib.h
+++ b/include/tslib.h
@@ -0,0 +1,90 @@
+#ifndef TSLIB_H
+#define TSLIB_H
+#include <stdint.h>
+#include <QByteArray>
+
+
+#define LOWBYTE     false
+#define HIGHBYTE    true
+
+uint16_t uchar2uint(char Highbyte, char Lowbyte);
+uint16_t uchar2uint(uint8_t Highbyte, uint8_t Lowbyte);
+uint32_t uchar2ulong(uint8_t Highbyte, uint8_t MHbyte, uint8_t MLbyte, uint8_t Lowbyte);
+
+uint8_t  uint2uchar(uint16_t uival, bool getHighB);
+
+uint8_t ulong2uchar(uint32_t ulval, uint8_t getBytNr);
+    // getBytNr: 0=LSB  3=MSB
+
+
+void delay(uint16_t MilliSec);
+
+#define     MITSEK          1
+#define     OHNESEK         0
+#define     HourSys12h          1
+#define     HourSys24h          0
+
+void GetTimeString(uint8_t hours, uint8_t minutes, uint8_t seconds, uint8_t System12h, uint8_t ShowSec, uint8_t *buf);
+    // generate time as ascii string from integers hours/minutes/seconds
+    // System12h=0:  24h system    =1: 12h System
+    // ShowSec=0:     String has 5 digits (hh:mm)   =1: String has 8 digits (hh:mm:ss)
+    // return String in *buf      // 12 byte für buf!
+
+#define     DateFormatDeutsch       0
+#define     DateFormatAmerica       1
+#define     UsePointSeperator       0
+#define     UseSlashSeperator       1
+
+
+void GetDateString(uint8_t day, uint8_t month, uint8_t yearhigh, uint8_t yearlow, uint8_t format, uint8_t sep, uint8_t *buf);
+    // generate date as ascii string from integers day/month/year
+    // yearhigh in europe always 20 (not in arabia)
+    // format=  0: dd.mm.yyyy   (deutsch)
+    //          1: mm.dd.yyyy   (amerika)
+    //          2: yyyy.mm.dd   (Iran, Dubai)
+    //          3: dd.yyyy.mm
+    //          4: mm.yyyy.dd
+    //          5: yyyy.dd.mm
+        // sep: 0: use . as seperator   1: use / as seperator
+    // return String in *buf      // 11 byte für buf!
+
+
+void GetShortDateString(uint8_t day, uint8_t month, uint8_t yearlow, uint8_t format, uint8_t sep, uint8_t *buf);
+    // generate date as ascii string from integers day/month/year
+    // format=  0: dd.mm.yy   (deutsch)
+    //          1: mm.dd.yy   (amerika)
+    //          2: yy.mm.dd   (Iran, Dubai)
+    //          3: dd.yy.mm
+    //          4: mm.yy.dd
+    //          5: yy.dd.mm
+        // sep: 0: use . as seperator   1: use / as seperator
+    // return String in *buf      // 11byte für buf!
+
+
+uint16_t tslib_strlen(char *buf);
+uint16_t tslib_strlen(uint8_t *buf);
+
+void tslib_strclr(char *buf, char clrsign, uint16_t len);
+void tslib_strclr(uint8_t *buf, char clrsign, uint16_t len);
+
+void tslib_strcpy(char *srcbuf, char *destbuf, uint16_t len);
+void tslib_strcpy(char *srcbuf, uint8_t *destbuf, uint16_t len);
+void tslib_strcpy(uint8_t *srcbuf, uint8_t *destbuf, uint16_t len);
+
+
+uint16_t tslib_calcCrcCcitt(uint16_t BufLength, uint8_t *buf);
+
+bool tslib_isDecAsciiNumber(char sign);
+bool tslib_isHexAsciiNumber(char sign);
+
+
+int tslib_getMinimum(int val1, int val2);
+
+void tslib_text2array(QByteArray text, char *aray, uint16_t maxArayLen);
+    // usage:  tslib_text2array("my text", ctmp, 50);
+
+void biox_CopyBlock(uint8_t *src, uint16_t srcPos, uint8_t *dest, uint16_t destPos, uint16_t len);
+    // both buffers starting from pos 0
+
+
+#endif // TSLIB_H
--- a/plugins/interfaces.h
+++ b/plugins/interfaces.h
--- a/src/ATBAPP/ATBAPPplugin.h
+++ b/src/ATBAPP/ATBAPPplugin.h
@@ -1,22 +0,0 @@
-#ifndef ATBAPPPLUGIN_H
-#define ATBAPPPLUGIN_H
-
-/***********************************************************
- * a simple class with only one method for plugin info
- */
-#include <QObject>
-#include <QString>
-
-class ATBAPPplugin
-{
-
-public:
-    virtual const QString & getPluginInfo() = 0;
-};
-
-Q_DECLARE_INTERFACE(ATBAPPplugin,
-                    "eu.atb.ptu.plugin.ATBAPPplugin/0.9")
-
-
-
-#endif // ATBAPPPLUGIN_H
--- a/src/ATBAPP/ATBDeviceControllerPlugin.cpp
+++ b/src/ATBAPP/ATBDeviceControllerPlugin.cpp
--- a/src/ATBAPP/ATBDeviceControllerPlugin.h
+++ b/src/ATBAPP/ATBDeviceControllerPlugin.h
@@ -1,200 +0,0 @@
-#ifndef ATBDEVICECONTROLLERPLUGIN_H
-#define ATBDEVICECONTROLLERPLUGIN_H
-
-#include <QObject>
-#include <QLocale>
-
-#include "src/ATBAPP/DeviceControllerInterface.h"
-#include "src/ATBAPP/ATBAPPplugin.h"
-#include "src/ATBAPP/DeviceControllerDiag.h"
-#include "src/ATBAPP/support/Ticket.h"
-
-#include "version.h"
-
-#include "support/PersistentData.h"
-
-#include <DeviceController/interfaces.h>
-
-#include <unistd.h>
-
-
-class DBusControllerInterface;
-class QTextCodec;
-
-using namespace nsDeviceControllerInterface;
-
-class QSettings;
-
-
-class ATBDeviceControllerPlugin :
-        public DeviceControllerInterface
-{
-    Q_OBJECT
-    Q_INTERFACES(ATBAPPplugin)
-    Q_INTERFACES(DeviceControllerInterface)
-    #if QT_VERSION >= 0x050000
-    Q_PLUGIN_METADATA( IID "ATBDeviceControllerPlugin" )
-    #endif
-
-public:
-    explicit ATBDeviceControllerPlugin(QObject *parent = nullptr);
-    ~ATBDeviceControllerPlugin();
-
-    // ----------------------------------------------------------------------------
-    // interface:
-    PLUGIN_STATE initDCPlugin(QObject *eventReceiver, const QSettings & settings);
-
-    void sendDeviceParameter(const QJsonObject & jsonObject);
-
-    // TASKS: Cash handling -------------------------------------------------------
-    void requestStartCashInput(const QString & amount);
-    void requestStopCashInput();
-    void cashCollect();
-    void cashCollect(const QString & amount);
-    void cashAbort();
-
-    // read coin/cash processing variants -----------------------------------------
-    nsDeviceControllerInterface::COIN_PROCESSOR coinProcessor();
-    nsDeviceControllerInterface::BILL_ACCEPTOR  billAcceptor();
-
-    // TASKS: printing ------------------------------------------------------------
-    void requestPrintTicket(const QHash<QString, QVariant> & printingData);
-    void requestPrintTicket(nsDeviceControllerInterface::TICKET_VARIANT ticketVariant, const QHash<QString, QVariant> & printingData);
-    void requestPrintReceipt(const QHash<QString, QVariant> & printingData);
-    void requestPrintReceipt(const QString & printingString);
-
-    // TASKS: Account -------------------------------------------------------------
-    void requestAccount();
-
-    // mandantory ATBAPP plugin methods: ------------------------------------------
-    nsDeviceControllerInterface::PLUGIN_STATE getState();
-    QString & getLastError();
-    const QString & getLastErrorDescription();
-
-    const QString & getPluginInfo();
-
-    // helpers e.g. for debug / log
-    const QString getString(nsDeviceControllerInterface::RESULT_STATE resultState);;
-
-public slots:
-    void onChangedProgramModeToSELL();
-    void onChangedProgramModeToSERVICE();
-    void onChangedProgramModeToIDLE();
-    void onChangedProgramModeToOOO();
-
-    void startPhysicalLayer();
-    void stopPhysicalLayer();
-    void reboot();
-    void reset();
-
-
-
-signals:
-    // public Signals are defined in interface
-
-
-private:
-   QString errorCode;
-   QString errorDescription;
-   QString pluginInfo;
-
-   QString serialPortName;
-
-   bool useDebug;
-
-   bool isMaster;
-
-   PLUGIN_STATE pluginState;
-
-   QObject* eventReceiver;
-
-   DBusControllerInterface* dbus;
-
-   hwinf* hw;
-
-   DeviceControllerDiag* diag;
-
-   PersistentData *persistentData;
-
-   uint32_t cashStartAmountInt;
-
-
-   QTextCodec *codec;
-
-   bool private_loadCashAgentLib(QString pluginName);
-
-   quint8 currentSelectedTicketType;
-
-   nsDeviceControllerInterface::CASH_STATE currentCashState;
-
-   // counts failed hw->log_chkIfVaultRecordAvailable()
-   int accountCheckCounter;
-
-   // counts faild hw->prn-getPrintResult()
-   int printResultCheckCounter;
-
-   // dbus
-   int init_sc_dbus();
-
-   // printer privates ----------------------------------------------------------------------------
-   Ticket * currentTicket;
-   QLocale printerLocale;
-
-   QHash<TICKET_VARIANT, QList<quint8>> ticketTemplateList;
-
-   void initTicketTemplateList(const QSettings * settings);
-   void prepareDynTemplateData();
-
-   void private_setupDynTemplateData_DEFAULT(struct T_dynDat *dynTicketData, Ticket *ticket);
-   void private_setupDynTemplateData_FIXED_PRICE(struct T_dynDat *dynTicketData, Ticket *ticket);
-   void private_setupDynTemplateData_START_RECEIPT(struct T_dynDat *dynTicketData, Ticket *ticket);
-   void private_setupDynTemplatData_STOP_RECEIPT(struct T_dynDat *dynTicketData,   Ticket *ticket);
-   void private_setupDynTemplatData_FOOD_STAMP(struct T_dynDat *dynTicketData,     Ticket *ticket);
-   void private_setupDynTemplatData_FINE_PAYMENT(struct T_dynDat *dynTicketData,   Ticket *ticket);
-   void private_setupDynTemplatData_FREE_TICKET(struct T_dynDat *dynTicketData,   Ticket *ticket);
-   // ---------------------------------------------------------------------------------------------
-
-private slots:
-   // printer
-
-   void onPrinterDataPrepared();
-   void onPrinterDataPreparedForTemplates();
-   void onPrinterPrintNextTemplate();
-   void onPrinterWaitForPrintingTicket();
-   void onPrinterWaitForPrintingReceipt();
-
-   void onPrinterPrepareDynTemplateData();
-
-   void onPrintFinishedOK();
-   void onPrintFinishedERR();
-
-   // cash payment
-   void onCashGotCoin();
-   void onCashPayStopedSuccess();
-   void onCashPayStopByMax();
-   void onCashPayStopByPushbutton();
-   void onCashPayStopByEscrow();
-   void onCashPayStopByError();
-   void onCashPayStopByTimeout();
-   void onCashChangerState();
-
-   // doors and hardware contacts
-   void onServiceDoorOpened();
-   void onVaultDoorOpened();
-   void onCoinBoxRemoved();
-   void onCoinBoxInserted();
-   void onAllDoorsClosed();
-   void onCBinAndAllDoorsClosed();
-
-   // account handling
-   void private_startAccount();
-   void private_checkAccountData();
-   void private_getAccountData();
-
-   // measurement values
-   void onNewVoltage(uint32_t voltage);
-
-   void onWokeUp(uchar source);
-};
-
-#endif // ATBDEVICECONTROLLERPLUGIN_H
--- a/src/ATBAPP/ATBHealthEvent.cpp
+++ b/src/ATBAPP/ATBHealthEvent.cpp
@@ -1,25 +0,0 @@
-#include "src/ATBAPP/ATBHealthEvent.h"
-
-ATBHealthEvent::ATBHealthEvent(ATB_HEALTH_MODE mode, const QString & errorNumber, const QString & errorDescription) :
-    QEvent(ATB_HEALTH_EVENT),
-    healthMode(mode),
-    errorNumber(errorNumber),
-    errorDescription(errorDescription)
-{
-
-}
-
-QString ATBHealthEvent::getErrorNumber()
-{
-    return this->errorNumber;
-}
-
-QString ATBHealthEvent::getErrorDescription()
-{
-    return this->errorDescription;
-}
-
-ATB_HEALTH_MODE ATBHealthEvent::getMode()
-{
-    return this->healthMode;
-}
--- a/src/ATBAPP/ATBHealthEvent.h
+++ b/src/ATBAPP/ATBHealthEvent.h
@@ -1,44 +0,0 @@
-#ifndef ATBHEALTHEVENT_H
-#define ATBHEALTHEVENT_H
-
-#include <QEvent>
-#include <QString>
-
-enum class ATB_HEALTH_MODE : quint8;
-
-const QEvent::Type ATB_HEALTH_EVENT = static_cast<QEvent::Type>(QEvent::User + 1);
-
-
-class ATBHealthEvent : public QEvent
-{
-
-public:
-    ATBHealthEvent(ATB_HEALTH_MODE mode, const QString & errorNumber, const QString & errorDescription);
-
-    QString getErrorNumber();
-    QString getErrorDescription();
-    ATB_HEALTH_MODE getMode();
-
-signals:
-
-public slots:
-
-
-private:
-    ATB_HEALTH_MODE healthMode;
-    QString errorNumber;
-    QString errorDescription;
-};
-
-
-enum class ATB_HEALTH_MODE : quint8 {
-    WARNING,
-    ERROR,
-    WARNING_CORRECTION,
-    ERROR_CORRECTION,
-    DEBUG,
-    STATE,
-    UNSPECIFIED
-};
-
-#endif // ATBHEALTHEVENT_H
--- a/src/ATBAPP/ATBMachineEvent.cpp
+++ b/src/ATBAPP/ATBMachineEvent.cpp
@@ -1,69 +0,0 @@
-/* Machine Event
- *
- * Used e.g. to send events to ISMAS
- *
- * Note: It's an Event, not a State!
- * -> An Event may cause a transition to a different state, depending on the current state.
- * -> Compare to edge/level trigger: Event is an "edge", State is a "level"
- * => Do not mix both
- *
- */
-#include <QDateTime>
-
-#include "ATBMachineEvent.h"
-
-
-ATBMachineEvent::ATBMachineEvent(
-            const QString & id,
-            const QString & deviceName,      // PTU/PRINTER/DC/...
-            EVENT_CLASS eventClass,          // reason of event: Error/Warning/Alarm
-            const QString & name,            // 'Event': "E001", "W003"
-            const int state,
-            const QString & parameter,
-            const QString & secondLevelInfo)
-    : QEvent(ATB_MACHINE_EVENT)
-    , eventId(id)
-    , deviceName(deviceName)
-    , machineEventClass(eventClass)
-    , eventName(name)
-    , eventState(state)
-    // timestamp including timezone offset
-    , timestampString(QDateTime::currentDateTime().toOffsetFromUtc(
-                         QDateTime::currentDateTime().offsetFromUtc()).toString(Qt::ISODate)
-                     )
-    , parameterString(parameter)
-    , secondLevelInfoString(secondLevelInfo)
-{
-
-}
-
-
-QString ATBMachineEvent::getEventClassString(EVENT_CLASS eventClass)
-{
-    switch (eventClass) {
-    case EVENT_CLASS::WARNING:
-        return "WARNING";
-        break;
-    case EVENT_CLASS::ERROR:
-        return "ERROR";
-        break;
-    case EVENT_CLASS::ALARM:
-        return "ALARM";
-        break;
-    case EVENT_CLASS::DEBUG:
-        return "DEBUG";
-        break;
-    case EVENT_CLASS::STATE:
-        return "STATE";
-        break;
-    case EVENT_CLASS::OPERATE:
-        return "OPERATE";
-        break;
-    case EVENT_CLASS::NOT_DEFINED:
-        return "NOT_DEFINED";
-        break;
-    }
-
-    return "NOT_DEFINED";
-}
-
--- a/src/ATBAPP/ATBMachineEvent.h
+++ b/src/ATBAPP/ATBMachineEvent.h
@@ -1,48 +0,0 @@
-#ifndef ATBMACHINECONDITIONEVENT_H
-#define ATBMACHINECONDITIONEVENT_H
-
-#include <QEvent>
-#include <QString>
-
-enum class EVENT_CLASS : quint8;
-
-const QEvent::Type ATB_MACHINE_EVENT = static_cast<QEvent::Type>(QEvent::User + 2);
-
-
-class ATBMachineEvent : public QEvent
-{
-
-public:
-    explicit ATBMachineEvent(const QString & id,
-                const QString & deviceName,              // PTU/PRINTER/DC/...
-                EVENT_CLASS eventClass,                  // reason of event: Error/Warning/Alarm
-                const QString & name,                    // 'Event': "E001", "W003"
-                const int state,
-                const QString & parameter,
-                const QString & secondLevelInfo
-            );
-
-    QString eventId;
-    QString deviceName;
-    EVENT_CLASS machineEventClass;
-    QString eventName;
-    int eventState;
-    QString timestampString;
-    QString parameterString;
-    QString secondLevelInfoString;
-
-    static QString getEventClassString(EVENT_CLASS eventClass);
-};
-
-
-enum class EVENT_CLASS : quint8 {
-    WARNING,
-    ERROR,
-    ALARM,
-    DEBUG,
-    STATE,
-    OPERATE,
-    NOT_DEFINED
-};
-
-#endif // ATBMACHINEEVENT_H
--- a/src/ATBAPP/DeviceControllerDiag.cpp
+++ b/src/ATBAPP/DeviceControllerDiag.cpp
@@ -1,737 +0,0 @@
-#include "DeviceControllerDiag.h"
-
-#include <QCoreApplication>
-#include <QMetaEnum>
-#include <QUuid>
-#include <QDebug>
-
-#include <QProcess>
-
-#include "support/JSON.h"
-#include "src/ATBAPP/support/DBusControllerInterface.h"
-
-
-DeviceControllerDiag::DeviceControllerDiag(PersistentData *pData, QObject *parent)
-    : QObject(parent)
-    , coinProcessorType(nsDeviceControllerInterface::COIN_PROCESSOR::ESCROW)
-    , billAcceptor(nsDeviceControllerInterface::BILL_ACCEPTOR::NO)
-    , eventReceiver(nullptr)
-    , isRequestRunning(false)
-    , flagInterruptDiag(false)
-    , isDiagBackgroundTask(false)
-    , lastState(DeviceController::State::INITIAL_STATE)
-    , _isErrorState(false)
-    , pData(pData)
-    , E255counter(0)
-{
-    diagRequestTimeoutTimer = new QTimer(this);
-    diagRequestTimeoutTimer->setInterval(1000*45);
-    diagRequestTimeoutTimer->setSingleShot(true);
-    connect(diagRequestTimeoutTimer, &QTimer::timeout, this, &DeviceControllerDiag::onDiagRequestTimeoutTimerTimeout);
-}
-
-
-void DeviceControllerDiag::init(hwinf *hw, DBusControllerInterface *dbus, QObject* eventReceiver)
-{
-    this->hw = hw;
-    this->eventReceiver = eventReceiver;
-    this->dbus = dbus;
-
-    // make a system check on startup:
-    QTimer::singleShot(2000, this, &DeviceControllerDiag::diagRequest);
-}
-
-
-void DeviceControllerDiag::diagReInit()
-{
-    this->machineEventSet.clear();
-    this->previousMachineEventSet.clear();
-    this->_isErrorState = false;
-}
-
-void DeviceControllerDiag::setTimeout(int timeout)
-{
-    this->diagRequestTimeoutTimer->setInterval(1000 * timeout);
-}
-
-void DeviceControllerDiag::diagRequest()
-{
-    qCritical() << "DeviceControllerDiag::diagRequest()";
-
-    if (this->isRequestRunning) {
-        qCritical() << "DeviceControllerDiag::diagRequest() is already running";
-        return;
-    }
-    this->machineEventSet.clear();
-    this->isRequestRunning = true;
-    this->diagRequestTimeoutTimer->start();
-
-    this->private_startDiag();
-
-    // read dc-fw-version:
-    /* note: dc_getSWVersion() returns always 32 characters (QString)...
-     * if no version string could be read it will contain 32 null-characters:
-     * "\u0000\u0000..."
-     */
-    QString dc_fw_version = hw->dc_getSWversion().remove(QChar('\0'));
-    qCritical() << "ATBDeviceControllerPlugin: DC firmware version: " << dc_fw_version;
-    this->pData->setDCFirmwareVersion(dc_fw_version);
-    this->pData->serializeToFile();
-}
-
-
-void DeviceControllerDiag::onDiagRequestTimeoutTimerTimeout()
-{
-    qCritical() << "DeviceControllerDiag::onDiagRequestTimeoutTimerTimeout()";
-    this->flagInterruptDiag = true;
-}
-
-
-bool DeviceControllerDiag::isErrorState()
-{
-    return this->_isErrorState;
-}
-
-bool DeviceControllerDiag::isOperatingState()
-{
-    return !this->_isErrorState;
-}
-
-QSet<DCMachineEvent> DeviceControllerDiag::getCurrentMachineState()
-{
-    // ensure that currentMachineEventSet is delivered here
-    if (this->isRequestRunning) return this->previousMachineEventSet;
-
-    return this->machineEventSet;
-}
-
-
-
-void DeviceControllerDiag::private_startDiag()
-{
-    // check for DiagRequestTimeoutTimerTimeout:
-    if (this->flagInterruptDiag) {
-        qCritical() << "DeviceControllerDiag::private_startDiag() interrupted!";
-        DCMachineEvent E255Event = DCMachineEvent(DeviceController::State::E255);
-        if (!this->previousMachineEventSet.contains(E255Event)) {
-            machineEventSet.insert(E255Event);
-            private_sendDiagEvent(E255Event, DeviceController::Action::SET);
-        }
-        if (this->E255counter > 5) {
-            this->restartCArun();
-            // try it again, until success:
-            QTimer::singleShot(1000, this, &DeviceControllerDiag::diagRequest);
-        }
-        else {
-            this->E255counter++;
-
-            // try it again, until success:
-            QTimer::singleShot(400, this, &DeviceControllerDiag::diagRequest);
-            /**
-             * But please note:
-             * - diag does currently not stop suspend (start a background task)
-             * - diag is called again in ModeOOO wokeup()
-             */
-        }
-        this->private_finishDiag();
-        return;
-    }
-
-    bool result;
-    result = hw->sys_areDCdataValid();
-
-    if (result) {
-        qCritical() << "DeviceControllerDiag::private_startDiag() DCdata is valid";
-        this->machineEventSet.remove(DCMachineEvent(DeviceController::State::E255));
-        this->machineEventSet.remove(DCMachineEvent(DeviceController::State::W255));
-        QTimer::singleShot(200, this, &DeviceControllerDiag::sys_superviseSystem);
-    }
-    else {
-        qCritical() << "DeviceControllerDiag::private_startDiag() DCdata is +++not+++ valid";
-
-        hw->dc_autoRequest(true);
-
-        if (! this->isDiagBackgroundTask) {
-            this->isDiagBackgroundTask = true;
-            this->dbus->startBackgroundTask("E255");
-        }
-
-        // try it again
-        QTimer::singleShot(200, this, &DeviceControllerDiag::private_startDiag);
-    }
-}
-
-void DeviceControllerDiag::sys_superviseSystem()
-{    // this function proofs if vending is possible depending of doors state
-
-    struct T_dynamicCondition dynMaCond = {};
-    struct T_moduleCondition  modCond = {};
-
-
-    qCritical() << "      sys_superviseSystem()";
-
-
-    // check for DiagRequestTimeoutTimerTimeout:
-    if (this->flagInterruptDiag) {
-        qCritical() << "DeviceControllerDiag::sys_superviseSystem() interrupted!";
-        // send
-        DCMachineEvent E255Event = DCMachineEvent(DeviceController::State::E255);
-        if (!this->previousMachineEventSet.contains(E255Event)) {
-            machineEventSet.insert(E255Event);
-            private_sendDiagEvent(E255Event, DeviceController::Action::SET);
-        }
-        if (this->E255counter > 5) { this->restartCArun(); }
-                              else { this->E255counter++; }
-        QTimer::singleShot(400, this, &DeviceControllerDiag::diagRequest);
-        this->private_finishDiag();
-        return;
-    }
-
-    if (!hw->sys_areDCdataValid())
-    {
-        // es gibt keinerlei gültige Daten vom DC
-        qCritical() << "DeviceControllerDiag::sys_superviseSystem() no valid data!";
-        hw->dc_autoRequest(true);
-
-        DCMachineEvent E255Event = DCMachineEvent(DeviceController::State::M0254);
-        machineEventSet.insert(E255Event);
-        private_sendDiagEvent(E255Event, DeviceController::Action::SET);
-
-        if (this->E255counter > 5) { this->restartCArun(); }
-                              else { this->E255counter++; }
-        QTimer::singleShot(400, this, &DeviceControllerDiag::diagRequest);
-        this->private_finishDiag();
-        return;
-    }
-
-    // jetzt sind die DC-Daten aktuell, also reinholen:
-    hw->sys_getDynMachineConditions(&dynMaCond);
-    hw->sys_getDeviceConditions(&modCond);
-
-    qCritical() << "DeviceControllerDiag::sys_superviseSystem() get condition data";
-    if (!modCond.allModulesChecked)
-    {
-        // noch keine Testergebnisse
-        if (dynMaCond.startupTestIsRunning) {
-            qCritical() << "            startupTestIsRunning --> call again";
-        }
-
-
-        qCritical() << "            allModulesChecked is false --> call again";
-
-        QTimer::singleShot(200, this, &DeviceControllerDiag::sys_superviseSystem);
-        return;
-    }
-
-    qCritical() << "      --> call  sub_componentAssessment()";
-
-    sub_componentAssessment();
-}
-
-
-
-void DeviceControllerDiag::sub_componentAssessment()
-{
-    bool flag_sendOperate = true;
-
-    struct T_moduleCondition modCond = {};
-    hw->sys_getDeviceConditions(&modCond);
-
-    struct T_dynamicCondition dynMaCond = {};
-    hw->sys_getDynMachineConditions(&dynMaCond);
-
-    struct T_devices devPara = {};
-    hw->sys_restoreDeviceParameter(&devPara);
-
-    // store some interesting results:
-    // -> voltage:
-    uint32_t voltage = hw->dc_getVoltage();
-    emit newVoltage(voltage);
-
-
-    // check for alarm:
-
-    if (dynMaCond.onAlarm>0) {
-        flag_sendOperate = false;
-        this->private_setDiagEvent(DeviceController::State::A000);
-    }
-
-    // check for open doors
-    // all doors: 99: undefined  0:closed  1:open
-    if (dynMaCond.lowerDoor || dynMaCond.upperDoor) {
-        // Service or battery door is open
-        flag_sendOperate = false;
-        qCritical() << "DeviceControllerDiag::sys_superviseSystem() Service or battery door is open, goto INTRUSION MODE";
-        this->private_setDiagEvent(DeviceController::State::M0253);
-    }
-    if (dynMaCond.middleDoor) {
-        // vault door is open
-        flag_sendOperate = false;
-        qCritical() << "DeviceControllerDiag::sys_superviseSystem() vault door is open, goto INTRUSION MODE";
-        this->private_setDiagEvent(DeviceController::State::M0252);
-    }
-
-    // check for invalid states:
-
-    if (modCond.rtc>=200) {
-        flag_sendOperate = false;
-        this->private_setDiagEvent(DeviceController::State::E002);
-    }
-    if (modCond.printer==200 || modCond.printer==201) {   // 200: not connected  201: printer-HW-error  202: no paper
-        flag_sendOperate = false;
-        this->private_setDiagEvent(DeviceController::State::E020);
-    }
-    if (modCond.printer==202) {
-        flag_sendOperate = false;
-        this->private_setDiagEvent(DeviceController::State::E018);
-    }
-
-    if (modCond.coinBlocker>=200) {
-        flag_sendOperate = false;
-        this->private_setDiagEvent(DeviceController::State::E025);
-    }
-    if (modCond.mdbBus>=200) {
-        flag_sendOperate = false;
-        this->private_setDiagEvent(DeviceController::State::E034);
-    }
-    if (modCond.intEe>=200) {
-        flag_sendOperate = false;
-        this->private_setDiagEvent(DeviceController::State::E011);
-    }
-
-    // 2023-07-26: workaround for 00281/Szeged --------------------------------------------------------------
-    // because we need certain errors and we do get for 'kindOfCoinChecker' -> 16 !
-    qCritical() << "-----------diag: kindOfCoinChecker = " << devPara.kindOfCoinChecker;
-    qCritical() << "                  modCond.coinSafe = " << modCond.coinSafe;
-    if (devPara.kindOfCoinChecker > 0) {
-        if (modCond.coinSafe==201) { // full
-            flag_sendOperate = false;
-            this->private_setDiagEvent(DeviceController::State::E007);
-        }
-        if (modCond.coinSafe==200)  {         // 200: kasse fehlt 201: voll  100:fast voll  1:ok
-            flag_sendOperate = false;
-            this->private_setDiagEvent(DeviceController::State::E009);
-        }
-        if (modCond.coinEscrow>=200) {
-            flag_sendOperate = false;
-            // coinEscrow>200 is considered a warning:
-            this->private_setDiagEvent(DeviceController::State::W010);
-        }
-    }
-    // -----------------------------------------------------------------------------------------------
-
-    switch (devPara.kindOfCoinChecker) {
-        case 0:
-            this->coinProcessorType = nsDeviceControllerInterface::COIN_PROCESSOR::NONE;
-            break;
-        case 1:
-        case 2:
-            this->coinProcessorType = nsDeviceControllerInterface::COIN_PROCESSOR::ESCROW;
-            break;
-        case 3:
-            this->coinProcessorType = nsDeviceControllerInterface::COIN_PROCESSOR::CHANGER;
-            break;
-    }
-
-    if (devPara.kindOfCoinChecker==1 || devPara.kindOfCoinChecker==2)  // 0: without  1=EMP820   2=EMP900    3=currenza c²	(MW)
-    {
-        if (modCond.coinEscrow>=200) {
-            flag_sendOperate = false;
-            // coinEscrow>200 is considered a warning:
-            this->private_setDiagEvent(DeviceController::State::W010);
-        }
-        if (modCond.coinSafe==201)  { // full
-            flag_sendOperate = false;
-            this->private_setDiagEvent(DeviceController::State::E007);
-        }
-        if (modCond.coinSafe==200) {          // 200: kasse fehlt 201: voll  100:fast voll  1:ok
-            flag_sendOperate = false;
-            this->private_setDiagEvent(DeviceController::State::E009);
-        }
-    } else
-    if (devPara.kindOfCoinChecker==3)
-    {
-        if (modCond.changer>=200) {
-            // Fehler Münzver.
-            flag_sendOperate = false;
-            this->private_setDiagEvent(DeviceController::State::E026);
-        }
-        if (modCond.coinSafe==201) { // full
-            flag_sendOperate = false;
-            this->private_setDiagEvent(DeviceController::State::E007);
-        }
-        if (modCond.coinSafe == 200)  {          // 200: kasse fehlt 201: voll  100:fast voll  1:ok
-            flag_sendOperate = false;
-            this->private_setDiagEvent(DeviceController::State::E009);
-        }
-    }
-
-    switch (devPara.BillAcceptor) {
-        case 0:
-            this->billAcceptor = nsDeviceControllerInterface::BILL_ACCEPTOR::NO;
-            break;
-        default:
-            this->billAcceptor = nsDeviceControllerInterface::BILL_ACCEPTOR::YES;
-            break;
-    }
-
-    /*
-    if ( modCond.billReader>=200 && devPara.BillAcceptor>0)
-    {
-        if (modCond.billReader == 200)           // 200: kasse fehlt 201: voll  100:fast voll  1:ok
-        {
-            return TODO;
-        }
-        if (modCond.billReader == 201)           // 200: kasse fehlt 201: voll  100:fast voll  1:ok
-        {
-            return TODO;
-        }
-    }
-    */
-
-    if (dynMaCond.modeAbrech>0) {
-        flag_sendOperate = false;
-        this->private_setDiagEvent(DeviceController::State::E011);
-    }
-
-    if (dynMaCond.nowCardTest>0) {
-        flag_sendOperate = false;
-        this->private_setDiagEvent(DeviceController::State::M0072);
-    }
-
-    if (dynMaCond.startupTestIsRunning>0) {
-        flag_sendOperate = false;
-        this->private_setDiagEvent(DeviceController::State::M0073);
-    }
-
-    if (modCond.voltage>=200) {
-        flag_sendOperate = false;
-        this->private_setDiagEvent(DeviceController::State::E003);
-    }
-    if (modCond.temper>=200) {
-        flag_sendOperate = false;
-        this->private_setDiagEvent(DeviceController::State::W004);
-    }
-
-    // check for warnings
-    if (modCond.printer>=100 && modCond.printer<200) {
-        flag_sendOperate = false;
-        this->private_setDiagEvent(DeviceController::State::W001);
-    }
-    if (modCond.coinSafe>=100 && modCond.coinSafe<200) {
-        flag_sendOperate = false;
-        this->private_setDiagEvent(DeviceController::State::W002);
-    }
-    if (modCond.voltage>=100 && modCond.voltage<200) {
-        flag_sendOperate = false;
-        this->private_setDiagEvent(DeviceController::State::W003);
-    }
-    if (modCond.temper>=100 && modCond.temper<200) {
-        flag_sendOperate = false;
-        this->private_setDiagEvent(DeviceController::State::W004);
-    }
-
-
-    // compare machineEventSets
-    // New events: present in current but not previous
-    QSet<DCMachineEvent> newEvents = this->machineEventSet - this->previousMachineEventSet;
-
-    // Reset events: present in previous but not current
-    QSet<DCMachineEvent> resetEvents = this->previousMachineEventSet - this->machineEventSet;
-
-    // DEBUG EventSets:
-    qCritical() << "sub_componentAssessment():";
-    qCritical() << "    newEvents: " << newEvents.size();
-    qCritical() << "  resetEvents: " << resetEvents.size();
-    QStringList DeviceControllerStateStringList;
-    for (const DCMachineEvent& event : this->machineEventSet) {
-        DeviceControllerStateStringList.append(QMetaEnum::fromType<DeviceController::State>().valueToKey(event.state));
-    }
-    qCritical() << "diagReq result: " << DeviceControllerStateStringList;
-
-    // Triggering Actions
-    // Iterate through the results
-    // send SET:
-    for (const DCMachineEvent& event : newEvents) {
-        private_sendDiagEvent(event, DeviceController::Action::SET);  // New event detected
-    }
-
-    // send RESET:
-    for (const DCMachineEvent& event : resetEvents) {
-        private_sendDiagEvent(event, DeviceController::Action::RESET);  // Event no longer present
-    }
-
-    // send Operate if there is no error
-    if (flag_sendOperate) {
-        // O000 must not be part of machineEventSet
-        DCMachineEvent O000DCMachineEvent = DCMachineEvent(DeviceController::State::O000);
-        this->private_sendDiagEvent(O000DCMachineEvent, DeviceController::Action::SET);
-    }
-
-
-    // finish diag
-    this->private_finishDiag();
-}
-
-/**
- * @brief DeviceControllerDiag::private_finishDiag
- *
- * Single point to finish a diag process:
- *  -
- */
-void DeviceControllerDiag::private_finishDiag()
-{
-    this->diagRequestTimeoutTimer->stop();
-    this->isRequestRunning  = false;
-    this->flagInterruptDiag = false;
-
-    this->previousMachineEventSet.unite(machineEventSet);      // add new elements from machineEventSet
-    this->previousMachineEventSet.intersect(machineEventSet);  // remove elements not in machineEventSet
-
-    if (this->isDiagBackgroundTask) {
-        this->isDiagBackgroundTask = false;
-        this->dbus->finishedBackgroundTask("E255");
-    }
-}
-
-
-
-/**
- * @brief DeviceControllerDiag::private_setDiagEvent
- * @param result - result value from 'sub_componentAssessment()',
- *               - 0x00 everything is fine
- *               - 0xFF on timer interrupt
- *               - 0xFE no valid data from DeviceController
- *               - 0xFD Service or battery door is open
- *               - 0xFE vault door is open
- */
-void DeviceControllerDiag::private_setDiagEvent(DeviceController::State result)
-{
-    qCritical() << "DeviceControllerDiag::private_setDiagEvent() result: " << result;
-
-    if (this->eventReceiver == nullptr) {
-        qCritical() << "DeviceControllerDiag: no eventReceiver";
-        return;
-    }
-
-    DCMachineEvent newState = DCMachineEvent(result);
-
-    // DEBUG
-    qCritical() << "----> setDiagEvent: " << newState.state << " with id: " << newState.eventId;
-
-    machineEventSet.insert(newState);
-}
-
-
-
-/**
- * @brief DeviceControllerDiag::private_sendDiagEvent
- * @param result   WXXX | EXXX | O000
- * @param action   SET|RESET
- */
-void DeviceControllerDiag::private_sendDiagEvent(DCMachineEvent result, DeviceController::Action action)
-{
-    QString eventId = result.eventId;
-
-    QString eventName = QMetaEnum::fromType<DeviceController::State>().valueToKey(result.state);
-    EVENT_CLASS eventClass = EVENT_CLASS::STATE;
-    QString parameter;
-    switch (result.state) {
-
-    case DeviceController::State::INITIAL_STATE:
-        break;
-    case DeviceController::State::A000:   // alarm / intrusion
-        eventClass = EVENT_CLASS::ALARM;
-        parameter  = "alarm / intrusion";
-        this->_isErrorState = true;
-        break;
-    case DeviceController::State::E002:    // real time clock error
-        eventClass = EVENT_CLASS::ERROR;
-        parameter  = "real time clock error";
-        this->_isErrorState = true;
-        break;
-    case DeviceController::State::E003:   // voltage error
-        eventClass = EVENT_CLASS::ERROR;
-        parameter  = "voltage error";
-        this->_isErrorState = true;
-        break;
-    case DeviceController::State::E004:   // temperature error
-        eventClass = EVENT_CLASS::ERROR;
-        parameter  = "temperature error";
-        this->_isErrorState = true;
-        break;
-    case DeviceController::State::E007:    // coin safe full
-        eventClass = EVENT_CLASS::ERROR;
-        parameter  = "coin safe full";
-        this->_isErrorState = true;
-        break;
-    case DeviceController::State::E008:    // bill acceptor full
-        eventClass = EVENT_CLASS::ERROR;
-        parameter  = "bill acceptor full";
-        this->_isErrorState = true;
-        break;
-    case DeviceController::State::E009:    // no cash box
-        eventClass = EVENT_CLASS::ERROR;
-        parameter  = "no cash box";
-        this->_isErrorState = true;
-        break;
-    case DeviceController::State::E010:    // coin escrow
-        eventClass = EVENT_CLASS::ERROR;
-        parameter  = "coin escrow";
-        this->_isErrorState = true;
-        break;
-    case DeviceController::State::W010:    // coin escrow
-        eventClass = EVENT_CLASS::WARNING;
-        parameter  = "coin escrow";
-        break;
-    case DeviceController::State::E011:    // mem error int.ee.
-        eventClass = EVENT_CLASS::ERROR;
-        parameter  = "mem error int.ee.";
-        this->_isErrorState = true;
-        break;
-    case DeviceController::State::E018:    // no paper
-        eventClass = EVENT_CLASS::ERROR;
-        parameter  = "no paper";
-        this->_isErrorState = true;
-        break;
-    case DeviceController::State::E020:    // printer error
-        eventClass = EVENT_CLASS::ERROR;
-        parameter  = "printer error";
-        this->_isErrorState = true;
-        break;
-    case DeviceController::State::E025:    // coin blocker
-        eventClass = EVENT_CLASS::ERROR;
-        parameter  = "coin blocker";
-        this->_isErrorState = true;
-        break;
-    case DeviceController::State::E026:    // error coin validator
-        eventClass = EVENT_CLASS::ERROR;
-        parameter  = "error coin validator";
-        this->_isErrorState = true;
-        break;
-    case DeviceController::State::E034:    // mdb error
-        eventClass = EVENT_CLASS::ERROR;
-        parameter  = "mdb error";
-        this->_isErrorState = true;
-        break;
-
-    case DeviceController::State::M0071:   // cash box change is ongoing
-        eventClass = EVENT_CLASS::STATE;
-        parameter  = "cash box change is ongoing";
-        break;
-    case DeviceController::State::M0072:   // card test running
-        eventClass = EVENT_CLASS::STATE;
-        parameter  = "card test running";
-        break;
-    case DeviceController::State::M0073:   // startup-test is running
-        eventClass = EVENT_CLASS::STATE;
-        parameter  = "startup-test is running";
-        break;
-
-    case DeviceController::State::M0252:   // cash box door open
-        eventClass = EVENT_CLASS::STATE;
-        parameter  = "cash box door open";
-        break;
-    case DeviceController::State::M0253:   // service or battery door open
-        eventClass = EVENT_CLASS::STATE;
-        parameter  = "service or battery door open";
-        break;
-    case DeviceController::State::M0254:   // no valid data from DeviceController
-        eventClass = EVENT_CLASS::STATE;
-        parameter  = "no valid data from DeviceController";
-        break;
-    case DeviceController::State::E255:   // no valid data from DeviceController
-        eventClass = EVENT_CLASS::ERROR;
-        parameter  = "no valid data from DeviceController";
-        break;
-    case DeviceController::State::O000:   // everything is fine
-        this->_isErrorState = false;
-        eventClass = EVENT_CLASS::OPERATE;
-        parameter  = "";
-        if (this->lastState == DeviceController::State::O000) {
-            qCritical() << "   ... everything fine, no state change -> skip sending";
-            return;
-        }
-        else {
-            qCritical() << "   ... everything fine";
-        }
-        break;
-
-    case DeviceController::State::W001:   // paper low
-        eventClass = EVENT_CLASS::WARNING;
-        parameter  = "paper low";
-        break;
-    case DeviceController::State::W002:   // cashbox almost full
-        eventClass = EVENT_CLASS::WARNING;
-        parameter  = "cashbox almost full";
-        break;
-    case DeviceController::State::W003:   // voltage low
-        eventClass = EVENT_CLASS::WARNING;
-        parameter  = "voltage low";
-        break;
-    case DeviceController::State::W004:   // temperatur warning
-        eventClass = EVENT_CLASS::WARNING;
-        parameter  = "temperatur warning";
-        break;
-    case DeviceController::State::W255:   // restart carun
-        eventClass = EVENT_CLASS::WARNING;
-        parameter  = "restart carun";
-        break;
-    }
-
-    this->lastState = result.state;
-
-    /**
-     * Variant: send 'parameter' as JSON:
-     *
-        JSON::setPrettySerialize(false);
-        JSON::JsonObject json = JSON::objectBuilder()
-                  ->set("description", parameter)
-            ->create();
-        QString parameterJsonString = JSON::serialize(json);
-    */
-
-    ATBMachineEvent *machineEvent = new ATBMachineEvent(
-                eventId,
-                "DC",
-                eventClass,
-                eventName,
-                action,         // eventState
-                parameter,
-                ""         // second level info
-                );
-
-    QCoreApplication::postEvent(eventReceiver, machineEvent);
-
-}
-
-
-
-/**
- * reset / restart / reinit deviceController
- */
-void DeviceControllerDiag::restartCArun()
-{
-    this->E255counter = 0;
-
-
-    DCMachineEvent W255Event = DCMachineEvent(DeviceController::State::W255);
-    machineEventSet.insert(W255Event);
-    private_sendDiagEvent(W255Event, DeviceController::Action::SET);
-
-    QProcess::startDetached("/bin/systemctl", {"restart", "carun"});
-}
-
-
-
-
-/****************************************************************************************************
- *
- *                                 DCMachineEvent
- */
-DCMachineEvent::DCMachineEvent(DeviceController::State state) : state(state)
-{
-    this->eventId = QUuid::createUuid().toString(QUuid::WithoutBraces).mid(0, 8);
-}
-
-
--- a/src/ATBAPP/DeviceControllerDiag.h
+++ b/src/ATBAPP/DeviceControllerDiag.h
@@ -1,180 +0,0 @@
-#ifndef DEVICECONTROLLERDIAG_H
-#define DEVICECONTROLLERDIAG_H
-
-#include <QObject>
-#include <QSet>
-#include <QTimer>
-
-#include <DeviceController/interfaces.h>
-
-#include "DeviceControllerInterface.h"
-#include "ATBMachineEvent.h"
-
-#include "support/PersistentData.h"
-
-class DBusControllerInterface;
-
-namespace DeviceController {
-    Q_NAMESPACE
-
-    enum State {
-        O000,
-
-        A000,
-
-        E002,
-        E003,
-        E004,
-
-        E007,
-        E008,
-        E009,
-        E010,
-        W010,   // Coin Escrow
-        E011,
-
-        E018,
-
-        E020,
-
-        E025,
-        E026,
-
-        E034,
-
-        M0071, // cashbox change is ongoing
-        M0072, // cardtest is running
-        M0073, // startup-test is running
-
-        M0252, // cashbox door open
-        M0253, // service or battery door is open
-        M0254, // no valid data from DC
-
-        E255,
-
-        W001,
-        W002,
-        W003,
-        W004,
-
-        W255,
-
-        INITIAL_STATE
-    };
-    Q_ENUM_NS(State)
-
-
-    enum Action {
-        SET   = 1,
-        RESET = 0
-    };
-    Q_ENUM_NS(Action)
-
-}
-
-
-// ----------------------------- DCMachineEvent -----------------------------------------
-
-class DCMachineEvent {
-public:
-    DCMachineEvent() = default;
-    DCMachineEvent(DeviceController::State state);
-
-    DeviceController::State state;
-    QString eventId;
-
-    // Equality operator (required for QSet)
-    bool operator==(const DCMachineEvent& other) const {
-        return (state == other.state);
-    }
-};
-
-// Hash function (required for QSet)
-inline uint qHash(const DCMachineEvent& key, uint seed = 0) {
-    return qHash(static_cast<int>(key.state), seed);
-}
-
-
-// ------------------------ DeviceControllerDiag --------------------------------------
-
-class DeviceControllerDiag : public QObject
-{
-    Q_OBJECT
-
-public:
-    DeviceControllerDiag(PersistentData *pData, QObject *parent = nullptr);
-
-    void init(hwinf* hw, DBusControllerInterface *dbus, QObject* eventReceiver);
-
-    nsDeviceControllerInterface::COIN_PROCESSOR coinProcessorType;
-    nsDeviceControllerInterface::BILL_ACCEPTOR  billAcceptor;
-
-    /**
-     * return true, if machineEventSet contains an error
-     */
-    bool isErrorState();
-    bool isOperatingState();
-    QSet<DCMachineEvent> getCurrentMachineState();
-
-    void setTimeout(int timeout);
-
-public slots:
-    /**
-     * start diag request
-     */
-    void diagRequest();
-
-    /**
-     * reset / re-init diag request.
-     * Called e.g. when doors are closed.
-     */
-    void diagReInit();
-
-    /**
-     * reset / restart / reinit deviceController
-     */
-    void restartCArun();
-
-signals:
-    void diagResponse(ATBMachineEvent* machineEvent);
-
-    void newVoltage(uint32_t voltage);
-
-private:
-    QObject *eventReceiver;
-    hwinf* hw;
-    DBusControllerInterface* dbus;
-
-    bool isRequestRunning;
-    bool flagInterruptDiag;
-    bool isDiagBackgroundTask;
-
-    QTimer *diagRequestTimeoutTimer;
-
-    void sub_componentAssessment(); // diag exit method
-
-    int lastVoltage;
-
-    DeviceController::State lastState;
-    QSet<DCMachineEvent> machineEventSet;
-    QSet<DCMachineEvent> previousMachineEventSet;
-    bool _isErrorState;
-
-    PersistentData* pData;
-
-    int E255counter;
-
-private slots:
-    void onDiagRequestTimeoutTimerTimeout();
-
-    void private_startDiag();                                    // diag entry method
-    void private_setDiagEvent(DeviceController::State result);
-    void private_sendDiagEvent(DCMachineEvent result, DeviceController::Action action);
-
-    void private_finishDiag();
-
-    void sys_superviseSystem();
-
-};
-
-#endif // DEVICECONTROLLERDIAG_H
--- a/src/ATBAPP/DeviceControllerInterface.h
+++ b/src/ATBAPP/DeviceControllerInterface.h
@@ -1,305 +0,0 @@
-#ifndef DEVICECONTROLLERINTERFACE_H
-#define DEVICECONTROLLERINTERFACE_H
-
-#include <QtPlugin>
-
-#include <QSettings>
-#include <QString>
-#include <QJsonObject>
-#include <QtCore/QHash>
-
-#include "ATBAPPplugin.h"
-
-namespace nsDeviceControllerInterface {
-    enum class PLUGIN_STATE : quint8;
-    enum class RESULT_STATE : quint8;
-    enum class CASH_STATE   : quint8;
-    enum class TICKET_VARIANT : quint8;
-    enum class COIN_PROCESSOR : quint8;
-    enum class BILL_ACCEPTOR  : quint8;
-
-
-    enum class SERVICE_TEXT  : quint16;
-}
-
-
-class DeviceControllerInterface : public QObject
-                                , public ATBAPPplugin
-{
-    Q_OBJECT
-    Q_INTERFACES(ATBAPPplugin)
-
-public:
-    virtual ~DeviceControllerInterface() {}
-
-    /**
-     * @brief initDCPlugin
-     * @param eventReceiver - QObject to receive ATBMachineEvents or HealthEvents
-     * @param settings
-     * @return
-     */
-    virtual nsDeviceControllerInterface::PLUGIN_STATE initDCPlugin(QObject *eventReceiver,
-                                                                   const QSettings & settings) = 0;
-
-    /**
-     * e.g. send location
-     */
-    virtual void sendDeviceParameter(const QJsonObject & jsonObject) = 0;
-
-
-    // TASKS: Cash handling -------------------------------------------------------
-    /**
-     * enables coin input
-     * amount = "0": pay-up
-     * amount > "0": pay-down
-     */
-    virtual void requestStartCashInput(const QString & amount) = 0;
-
-    /**
-     * called e.g. on Button "NEXT" in pay-up (direct coin input)
-     */
-    virtual void requestStopCashInput() = 0;
-
-    /**
-     * called e.g. after printing
-     */
-    virtual void cashCollect() = 0;
-    virtual void cashCollect(const QString & amount) = 0;
-    virtual void cashAbort() = 0;
-
-    // TASKS: Account -------------------------------------------------------------
-
-    virtual void requestAccount() = 0;
-
-
-    // TASKS: printing ------------------------------------------------------------
-    virtual void requestPrintTicket(const QHash<QString, QVariant> & printingData) = 0;
-    virtual void requestPrintTicket(nsDeviceControllerInterface::TICKET_VARIANT ticketVariant, const QHash<QString, QVariant> & printingData) = 0;
-    virtual void requestPrintReceipt(const QHash<QString, QVariant> & printingData) = 0;
-    virtual void requestPrintReceipt(const QString & printingString) = 0;
-
-    // read coin/cash processing variants
-    virtual nsDeviceControllerInterface::COIN_PROCESSOR coinProcessor() = 0;
-    virtual nsDeviceControllerInterface::BILL_ACCEPTOR  billAcceptor() = 0;
-
-    // mandantory ATBAPP plugin methods:
-    virtual nsDeviceControllerInterface::PLUGIN_STATE getState() = 0;
-    virtual const QString & getLastError() = 0;
-    virtual const QString & getLastErrorDescription() = 0;
-
-    // return a plugin description in JSON or XML
-    // -> ATBAPPplugin::getPluginInfo()
-
-    // helpers e.g. for debug / log
-    virtual const QString getString(nsDeviceControllerInterface::RESULT_STATE resultState) = 0;
-
-public slots:
-    virtual void onChangedProgramModeToSELL() = 0;
-    virtual void onChangedProgramModeToSERVICE() = 0;
-    virtual void onChangedProgramModeToIDLE() = 0;
-    virtual void onChangedProgramModeToOOO() = 0;
-
-    virtual void startPhysicalLayer() = 0;
-    virtual void stopPhysicalLayer() = 0;
-    virtual void reboot() = 0;
-    virtual void reset() = 0;
-
-
-signals:
-    void printTicketFinished(nsDeviceControllerInterface::RESULT_STATE resultState,
-                                     const QString & errorCode,
-                                     const QString & errorDescription);
-    void printReceiptFinished(nsDeviceControllerInterface::RESULT_STATE resultState,
-                                     const QString & errorCode,
-                                     const QString & errorDescription);
-
-
-    void coinAttached();
-
-    /**
-     * emitted on e.g. a coin input
-     */
-    void cashInputEvent(nsDeviceControllerInterface::RESULT_STATE resultState,
-                                nsDeviceControllerInterface::CASH_STATE cashState,
-                                const QString & newCashValue,
-                                /* additional variables? */
-                                const QString & errorCode,
-                                const QString & errorDescription);
-
-    /**
-     * emitted if cashInput has been stopped, e.g. in result to task requestStopCashInput():
-     *  -> shutter is blocked
-     *  -> no cash input is possible
-     *  -> coins are in cache
-     */
-    void cashInputFinished(nsDeviceControllerInterface::RESULT_STATE resultState,
-                                     const QString & newCashValue,
-                                     const QString & coinValue,
-                                     const QString & noteValue,
-                                     const QString & changeValue,
-                                     const QString & errorCode,
-                                     const QString & errorDescription);
-
-    /**
-     * emitted if cashPayment has been finished, e.g. in result to task cashCollect():
-     * if coins in changer must be given back to user.
-     */
-    void cashPaymentChanging(nsDeviceControllerInterface::RESULT_STATE resultState,
-                                     const QString & changeValue,        // amount changed by changer/escrow
-                                     const QString & errorCode,
-                                     const QString & errorDescription);
-    /**
-     * emitted if cashPayment has been finished, e.g. in result to task cashCollect():
-     *  -> ticket should be printed sucessfully
-     *  -> coins in excrow or changer are given back to user
-     * Provides data for logging, especially changed value
-     */
-    void cashPaymentFinished(nsDeviceControllerInterface::RESULT_STATE resultState,
-                                     const QString & newCashValue,  // total inserted amount
-                                     const QString & coinValue,     // inserted amount, paid with coins
-                                     const QString & noteValue,     // inserted amount, paid with notes
-                                     const QString & changeValue,   // amount changed by changer/escrow
-                                     const QString & errorCode,
-                                     const QString & errorDescription);
-
-
-
-    /**
-     * emitted e.g. if service door is opened
-     */
-    void requestModeSERVICE();
-
-    /**
-     * emitted e.g. if vault door is opened
-     */
-    void requestModeACCOUNT();
-
-    /**
-     * emitted e.g. if doors are closed
-     */
-    void requestModeIDLE();
-
-    /**
-     * emitted e.g. on severe errors
-     */
-    void requestModeOOO();
-
-    /**
-     * emitted e.g. if service door is opened
-     */
-    void requestAccountResponse(const QHash<QString, QVariant> & accountData);
-
-
-    /**
-     * show text messages in service mode
-     */
-    void showServiceText(nsDeviceControllerInterface::SERVICE_TEXT serviceText, const QString & text);
-
-
-    /**
-     * emitted on error
-     * depending on errorCode:
-     * -> interrupt selling process
-     * -> machine can go to state OOO
-     * -> send error event to ISMAS
-     * -> ...
-     */
-    void Error(
-            /*  additional variables? */
-            const QString & errorCode,
-            const QString & errorDescription);
-
-};
-
-
-Q_DECLARE_INTERFACE(DeviceControllerInterface,
-                    "eu.atb.ptu.plugin.DeviceControllerInterface/1.2.1")
-
-
-namespace nsDeviceControllerInterface {
-    Q_NAMESPACE
-
-    enum class PLUGIN_STATE : quint8 {
-        NOT_INITIALIZED = 0,
-        INITIALIZED = 1
-    };
-
-    enum class RESULT_STATE : quint8 {
-        SUCCESS = 1,                // operation was successfull
-        ERROR_BACKEND,              // error from backend (e.g. backend replies with error)
-        ERROR_TIMEOUT,              // the operation timed out
-        ERROR_PROCESS,              // internal plugin error, should not occur (this is a bug in implementation)
-        ERROR_RETRY,                // retry operation
-        INFO                        // informational (e.g. display a message, log something etc.)
-    };
-
-    enum class CASH_STATE   : quint8 {
-        CACHE_EMPTY,                // Cache still empty, default state
-        CACHE_INPUT,                // Coins are in Cache
-        OVERPAYED,
-        /* t.b.d. */
-    };
-
-
-    enum class TICKET_VARIANT : quint8 {
-        INVALID,
-        NO_TICKET,
-        PARKING_TICKET,
-        PARKING_TICKET_CAR,
-        PARKING_TICKET_VAN,
-        PARKING_TICKET_CAMPER,
-        DAY_TICKET,
-        DAY_TICKET_ADULT,
-        DAY_TICKET_TEEN,
-        DAY_TICKET_CHILD,
-        DAY_TICKET_CAR,
-        DAY_TICKET_VAN,
-        DAY_TICKET_CAMPER,
-        RECEIPT,
-        ERROR_RECEIPT,
-        START_RECEIPT,   // e.g. Szeged Start
-        STOP_RECEIPT,    // e.g. Szeged Stop
-        FINE_PAYMENT,    // e.g. Klaipeda
-        FOOD_STAMP,
-        FIXED_PRICE_1,
-        FIXED_PRICE_2,
-        FIXED_PRICE_3,
-        FIXED_PRICE_4,
-        FIXED_PRICE_5,
-        FIXED_PRICE_6,
-        FIXED_PRICE_7,
-        FIXED_PRICE_8,
-        FIXED_PRICE_9,
-        FIXED_PRICE_10,
-        FREE_TICKET
-    };
-    Q_ENUM_NS(TICKET_VARIANT)
-
-    inline uint qHash(const nsDeviceControllerInterface::TICKET_VARIANT &key, uint seed = 0)
-    {
-        return ::qHash(static_cast<quint8>(key), seed);
-    }
-
-    enum class COIN_PROCESSOR : quint8 {
-        CHANGER,
-        ESCROW,
-        NONE
-    };
-
-    enum class BILL_ACCEPTOR  : quint8 {
-        YES,
-        NO
-    };
-
-    enum class SERVICE_TEXT  : quint16 {
-        SERVICE_DOOR_OPENED,
-        VAULT_DOOR_OPENED,
-        COIN_BOX_REMOVED,
-        COIN_BOX_INSERTED
-        /* t.b.d. */
-    };
-}
-
-
-
-#endif // DEVICECONTROLLERINTERFACE_H
--- a/src/ATBAPP/Utils.cpp
+++ b/src/ATBAPP/Utils.cpp
@@ -1,18 +0,0 @@
-#include "Utils.h"
-
-Utils::Utils(QObject *parent) : QObject(parent)
-{
-
-}
-
-
-
-int Utils::compare(const void* a, const void* b)
-{
-    uint16_t int_a = * ( (uint16_t*) a );
-    uint16_t int_b = * ( (uint16_t*) b );
-
-    if ( int_a == int_b ) return 0;
-    else if ( int_a < int_b ) return -1;
-    else return 1;
-}
--- a/src/ATBAPP/Utils.h
+++ b/src/ATBAPP/Utils.h
@@ -1,23 +0,0 @@
-#ifndef UTILS_H
-#define UTILS_H
-
-#include <QObject>
-
-
-class Utils : public QObject
-{
-    Q_OBJECT
-public:
-    static int compare(const void* a, const void* b);
-
-private:
-    explicit Utils(QObject *parent = nullptr);
-
-
-
-
-signals:
-
-};
-
-#endif // UTILS_H
--- a/src/ATBAPP/support/CashUtils.cpp
+++ b/src/ATBAPP/support/CashUtils.cpp
@@ -1,74 +0,0 @@
-#include "CashUtils.h"
-
-#include <QDebug>
-
-#define MAX_COINS 64
-#define MAX_NOTES 16
-
-/*****************************************************************************
-* Get current inserted coins
-*
-* getAllInsertedCoins(uint16_t *types, uint16_t *values)
-*       all inserted coins of this past transaction are stored, max 64
-*/
-uint32_t CashUtils::getAmountOfInsertedCoins(hwinf* hw)
-{
-    uint32_t result = 0;
-
-    uint16_t types[MAX_COINS];
-    uint16_t values[MAX_COINS];
-    hw->getAllInsertedCoins(types, values);
-
-    for (int i = 0; i < MAX_COINS; i++) {
-        result += values[i];
-    }
-
-    return result;
-}
-
-
-/*****************************************************************************
- * Get current inserted notes
- *
- * virtual uint8_t bna_getCurrentNotes(uint16_t latestBill, uint16_t *currentNotes) const =0;
- * returns number of collected bank notes since start-command (current transaction)
- *    latestBill: last accepted bank note, value in cent
- *    currentNotes an array with up to 16 (further) notes collected
- *
- */
-uint32_t CashUtils::getAmountOfInsertedNotes(hwinf* hw)
-{
-    uint32_t result = 0;
-    uint8_t numberOfInsertedNotes;
-
-    uint16_t beforeArray = 0;
-    uint16_t currentNotes[4];
-    uint16_t afterArray = 0;
-    numberOfInsertedNotes = hw->bna_getCurrentNotes(0, currentNotes);
-
-    if ( (beforeArray != 0) || (afterArray != 0) ) {
-        qCritical() << "CashUtils::getAmountOfInsertedNotes() ERROR: Array";
-    }
-
-    if (numberOfInsertedNotes == 99) {
-        // Error
-        qCritical() << "CashUtils::getAmountOfInsertedNotes() ERROR: ";
-        for (int i = 0; i < 4; i++) {
-        qCritical() << "   currentNotes[" << i << "] = " << currentNotes[i];
-        }
-    }
-    else {
-        // no error
-        result = currentNotes[3];
-        result = ( result << 16 ) | currentNotes[2];
-    }
-
-    // DEBUG
-    qCritical() << "--------------------------------------------------";
-    qCritical() << "CashUtils::getAmountOfInsertedNotes()";
-    qCritical() << "          numberOfInsertedNotes = " << numberOfInsertedNotes;
-    qCritical() << "                         result = " << result;
-    qCritical() << "--------------------------------------------------";
-
-    return result;
-}
--- a/src/ATBAPP/support/CashUtils.h
+++ b/src/ATBAPP/support/CashUtils.h
@@ -1,14 +0,0 @@
-#ifndef CASHUTILS_H
-#define CASHUTILS_H
-
-#include <QObject>
-#include <DeviceController/interfaces.h>
-
-namespace CashUtils {
-
-uint32_t getAmountOfInsertedCoins(hwinf* hw);
-uint32_t getAmountOfInsertedNotes(hwinf* hw);
-
-}
-
-#endif // CASHUTILS_H
--- a/src/ATBAPP/support/DBusController.xml
+++ b/src/ATBAPP/support/DBusController.xml
@@ -1,14 +0,0 @@
-<!DOCTYPE node PUBLIC "-//freedesktop//DTD D-BUS Object Introspection 1.0//EN" "http://www.freedesktop.org/standards/dbus/1.0/introspect.dtd">
-<node>
-  <interface name="eu.atb.ptu.systemcontrol">
-    <signal name="wokeUpFrom">
-      <arg name="source" type="y" direction="out"/>
-    </signal>
-    <method name="startBackgroundTask">
-      <arg name="id" type="s" direction="in"/>
-    </method>
-    <method name="finishedBackgroundTask">
-      <arg name="id" type="s" direction="in"/>
-    </method>
-  </interface>
-</node>
--- a/src/ATBAPP/support/DBusControllerInterface.cpp
+++ b/src/ATBAPP/support/DBusControllerInterface.cpp
@@ -1,26 +0,0 @@
-/*
- * This file was generated by qdbusxml2cpp version 0.7
- * Command line was: qdbusxml2cpp -p DBusControllerInterface -c DBusControllerInterface DBusController.xml
- *
- * qdbusxml2cpp is Copyright (C) 2015 The Qt Company Ltd.
- *
- * This is an auto-generated file.
- * This file may have been hand-edited. Look for HAND-EDIT comments
- * before re-generating it.
- */
-
-#include "DBusControllerInterface.h"
-
-/*
- * Implementation of interface class DBusControllerInterface
- */
-
-DBusControllerInterface::DBusControllerInterface(const QString &service, const QString &path, const QDBusConnection &connection, QObject *parent)
-    : QDBusAbstractInterface(service, path, staticInterfaceName(), connection, parent)
-{
-}
-
-DBusControllerInterface::~DBusControllerInterface()
-{
-}
-
--- a/src/ATBAPP/support/DBusControllerInterface.h
+++ b/src/ATBAPP/support/DBusControllerInterface.h
@@ -1,64 +0,0 @@
-/*
- * This file was generated by qdbusxml2cpp version 0.7
- * Command line was: qdbusxml2cpp -p DBusControllerInterface -c DBusControllerInterface DBusController.xml
- *
- * qdbusxml2cpp is Copyright (C) 2015 The Qt Company Ltd.
- *
- * This is an auto-generated file.
- * Do not edit! All changes made to it will be lost.
- */
-
-#ifndef DBUSCONTROLLERINTERFACE_H
-#define DBUSCONTROLLERINTERFACE_H
-
-#include <QtCore/QObject>
-#include <QtCore/QByteArray>
-#include <QtCore/QList>
-#include <QtCore/QMap>
-#include <QtCore/QString>
-#include <QtCore/QStringList>
-#include <QtCore/QVariant>
-#include <QtDBus/QtDBus>
-
-/*
- * Proxy class for interface eu.atb.ptu.systemcontrol
- */
-class DBusControllerInterface: public QDBusAbstractInterface
-{
-    Q_OBJECT
-public:
-    static inline const char *staticInterfaceName()
-    { return "eu.atb.ptu.systemcontrol"; }
-
-public:
-    DBusControllerInterface(const QString &service, const QString &path, const QDBusConnection &connection, QObject *parent = 0);
-
-    ~DBusControllerInterface();
-
-public Q_SLOTS: // METHODS
-    inline QDBusPendingReply<> finishedBackgroundTask(const QString &id)
-    {
-        QList<QVariant> argumentList;
-        argumentList << QVariant::fromValue(id);
-        return asyncCallWithArgumentList(QLatin1String("finishedBackgroundTask"), argumentList);
-    }
-
-    inline QDBusPendingReply<> startBackgroundTask(const QString &id)
-    {
-        QList<QVariant> argumentList;
-        argumentList << QVariant::fromValue(id);
-        return asyncCallWithArgumentList(QLatin1String("startBackgroundTask"), argumentList);
-    }
-
-Q_SIGNALS: // SIGNALS
-    void wokeUpFrom(uchar source);
-};
-
-namespace eu {
-  namespace atb {
-    namespace ptu {
-      typedef ::DBusControllerInterface systemcontrol;
-    }
-  }
-}
-#endif
--- a/src/ATBAPP/support/JSON.cpp
+++ b/src/ATBAPP/support/JSON.cpp
@@ -1,735 +0,0 @@
-#include <QDateTime>
-#include <QStringList>
-#include "JSON.h"
-
-
-
-namespace JSON {
-    static QString dateFormat, dateTimeFormat;
-    static bool prettySerialize = false;
-
-    static QString sanitizeString(QString str);
-    static QByteArray join(const QList<QByteArray> &list, const QByteArray &sep);
-    static QVariant parseValue(const QString &json, int &index, bool &success);
-    static QVariant parseObject(const QString &json, int &index, bool &success);
-    static QVariant parseArray(const QString &json, int &index, bool &success);
-    static QVariant parseString(const QString &json, int &index, bool &success);
-    static QVariant parseNumber(const QString &json, int &index);
-    static int lastIndexOfNumber(const QString &json, int index);
-    static void eatWhitespace(const QString &json, int &index);
-    static int lookAhead(const QString &json, int index);
-    static int nextToken(const QString &json, int &index);
-
-
-    template<typename T>
-    QByteArray serializeMap(const T &map, bool &success, int _level = 0) {
-        QByteArray newline;
-        QByteArray tabs;
-        QByteArray tabsFields;
-        if (prettySerialize && !map.isEmpty()) {
-            newline = "\n";
-            for (int l=1; l<_level; l++) {
-                tabs += "    ";
-            }
-            tabsFields = tabs + "    ";
-        }
-
-        QByteArray str = "{" + newline;
-        QList<QByteArray> pairs;
-        for (typename T::const_iterator it = map.begin(), itend = map.end(); it != itend; ++it) {
-            bool otherSuccess = true;
-            QByteArray serializedValue = serialize(it.value(), otherSuccess, _level);
-            if (serializedValue.isNull()) {
-                success = false;
-                break;
-            }
-            pairs << tabsFields + sanitizeString(it.key()).toUtf8() + ":" + (prettySerialize ? " " : "") + serializedValue;
-        }
-
-        str += join(pairs, "," + newline) + newline;
-        str += tabs + "}";
-        return str;
-    }
-
-
-    void insert(QVariant &v, const QString &key, const QVariant &value);
-    void append(QVariant &v, const QVariant &value);
-
-    template<typename T>
-    void cloneMap(QVariant &json, const T &map) {
-    for (typename T::const_iterator it = map.begin(), itend = map.end(); it != itend; ++it) {
-        insert(json, it.key(), (*it));
-    }
-    }
-
-    template<typename T>
-    void cloneList(QVariant &json, const T &list) {
-    for (typename T::const_iterator it = list.begin(), itend = list.end(); it != itend; ++it) {
-        append(json, (*it));
-    }
-    }
-
-
-    /**
-     * parse
-     */
-    QVariant parse(const QString &json) {
-        bool success = true;
-        return parse(json, success);
-    }
-
-    /**
-     * parse
-     */
-    QVariant parse(const QString &json, bool &success) {
-        success = true;
-
-        // Return an empty QVariant if the JSON data is either null or empty
-        if (!json.isNull() || !json.isEmpty()) {
-            QString data = json;
-            // We'll start from index 0
-            int index = 0;
-
-            // Parse the first value
-            QVariant value = parseValue(data, index, success);
-
-            // Return the parsed value
-            return value;
-        } else {
-            // Return the empty QVariant
-            return QVariant();
-        }
-    }
-
-
-
-    /**
-     * clone
-     */
-    QVariant clone(const QVariant &data) {
-    QVariant v;
-
-    if (data.type() == QVariant::Map) {
-        cloneMap(v, data.toMap());
-    } else if (data.type() == QVariant::Hash) {
-        cloneMap(v, data.toHash());
-    } else if (data.type() == QVariant::List) {
-        cloneList(v, data.toList());
-    } else if (data.type() == QVariant::StringList) {
-        cloneList(v, data.toStringList());
-    } else {
-        v = QVariant(data);
-    }
-
-    return v;
-    }
-
-    /**
-     * insert value (map case)
-     */
-    void insert(QVariant &v, const QString &key, const QVariant &value) {
-    if (!v.canConvert<QVariantMap>()) v = QVariantMap();
-    QVariantMap *p = (QVariantMap *)v.data();
-    p->insert(key, clone(value));
-    }
-
-    /**
-     * append value (list case)
-     */
-    void append(QVariant &v, const QVariant &value) {
-    if (!v.canConvert<QVariantList>()) v = QVariantList();
-    QVariantList *p = (QVariantList *)v.data();
-    p->append(value);
-    }
-
-    QByteArray serialize(const QVariant &data) {
-        bool success = true;
-        return serialize(data, success);
-    }
-
-
-
-    QByteArray serialize(const QVariant &data, bool &success, int _level /*= 0*/) {
-        QByteArray newline;
-        QByteArray tabs;
-        QByteArray tabsFields;
-        if (prettySerialize) {
-            newline = "\n";
-            for (int l=0; l<_level; l++) {
-                tabs += "    ";
-            }
-            tabsFields = tabs + "    ";
-        }
-
-        QByteArray str;
-        success = true;
-
-        if (!data.isValid()) { // invalid or null?
-            str = "null";
-        } else if ((data.type() == QVariant::List) ||
-                   (data.type() == QVariant::StringList)) { // variant is a list?
-            QList<QByteArray> values;
-            const QVariantList list = data.toList();
-            Q_FOREACH(const QVariant& v, list) {
-                bool otherSuccess = true;
-                QByteArray serializedValue = serialize(v, otherSuccess, _level+1);
-                if (serializedValue.isNull()) {
-                    success = false;
-                    break;
-                }
-                values << tabsFields + serializedValue;
-            }
-
-            if (!values.isEmpty()) {
-                str = "[" + newline + join( values, "," + newline ) + newline + tabs + "]";
-            } else {
-                str = "[]";
-            }
-        } else if (data.type() == QVariant::Hash) { // variant is a hash?
-            str = serializeMap<>(data.toHash(), success, _level+1);
-        } else if (data.type() == QVariant::Map) { // variant is a map?
-            str = serializeMap<>(data.toMap(), success, _level+1);
-        } else if ((data.type() == QVariant::String) ||
-                   (data.type() == QVariant::ByteArray)) {// a string or a byte array?
-            str = sanitizeString(data.toString()).toUtf8();
-        } else if (data.type() == QVariant::Double) { // double?
-            double value = data.toDouble(&success);
-            if (success) {
-                str = QByteArray::number(value, 'g');
-                if (!str.contains(".") && ! str.contains("e")) {
-                    str += ".0";
-                }
-            }
-        } else if (data.type() == QVariant::Bool) { // boolean value?
-            str = data.toBool() ? "true" : "false";
-        } else if (data.type() == QVariant::ULongLong) { // large unsigned number?
-            str = QByteArray::number(data.value<qulonglong>());
-        } else if (data.canConvert<qlonglong>()) { // any signed number?
-            str = QByteArray::number(data.value<qlonglong>());
-        } else if (data.canConvert<long>()) { //TODO: this code is never executed because all smaller types can be converted to qlonglong
-            str = QString::number(data.value<long>()).toUtf8();
-        } else if (data.type() == QVariant::DateTime) { // datetime value?
-            str = sanitizeString(dateTimeFormat.isEmpty()
-                                 ? data.toDateTime().toString()
-                                 : data.toDateTime().toString(dateTimeFormat)).toUtf8();
-        } else if (data.type() == QVariant::Date) { // date value?
-            str = sanitizeString(dateTimeFormat.isEmpty()
-                                 ? data.toDate().toString()
-                                 : data.toDate().toString(dateFormat)).toUtf8();
-        } else if (data.canConvert<QString>()) { // can value be converted to string?
-            // this will catch QUrl, ... (all other types which can be converted to string)
-            str = sanitizeString(data.toString()).toUtf8();
-        } else {
-            success = false;
-        }
-
-        if (success) {
-            return str;
-        }
-        return QByteArray();
-    }
-
-    QString serializeStr(const QVariant &data) {
-        return QString::fromUtf8(serialize(data));
-    }
-
-    QString serializeStr(const QVariant &data, bool &success) {
-        return QString::fromUtf8(serialize(data, success));
-    }
-
-
-
-
-    /**
-     * \enum JsonToken
-     */
-    enum JsonToken {
-        JsonTokenNone = 0,
-        JsonTokenCurlyOpen = 1,
-        JsonTokenCurlyClose = 2,
-        JsonTokenSquaredOpen = 3,
-        JsonTokenSquaredClose = 4,
-        JsonTokenColon = 5,
-        JsonTokenComma = 6,
-        JsonTokenString = 7,
-        JsonTokenNumber = 8,
-        JsonTokenTrue = 9,
-        JsonTokenFalse = 10,
-        JsonTokenNull = 11
-    };
-
-    static QString sanitizeString(QString str) {
-        str.replace(QLatin1String("\\"), QLatin1String("\\\\"));
-        str.replace(QLatin1String("\""), QLatin1String("\\\""));
-        str.replace(QLatin1String("\b"), QLatin1String("\\b"));
-        str.replace(QLatin1String("\f"), QLatin1String("\\f"));
-        str.replace(QLatin1String("\n"), QLatin1String("\\n"));
-        str.replace(QLatin1String("\r"), QLatin1String("\\r"));
-        str.replace(QLatin1String("\t"), QLatin1String("\\t"));
-        return QString(QLatin1String("\"%1\"")).arg(str);
-    }
-
-
-
-    static QByteArray join(const QList<QByteArray> &list, const QByteArray &sep) {
-        QByteArray res;
-        Q_FOREACH(const QByteArray &i, list) {
-            if (!res.isEmpty()) {
-                res += sep;
-            }
-            res += i;
-        }
-        return res;
-    }
-
-
-
-
-    /**
-     * parseValue
-     */
-    static QVariant parseValue(const QString &json, int &index, bool &success) {
-        // Determine what kind of data we should parse by
-        // checking out the upcoming token
-        switch(lookAhead(json, index)) {
-            case JsonTokenString:
-                return parseString(json, index, success);
-            case JsonTokenNumber:
-                return parseNumber(json, index);
-            case JsonTokenCurlyOpen:
-                return parseObject(json, index, success);
-            case JsonTokenSquaredOpen:
-                return parseArray(json, index, success);
-            case JsonTokenTrue:
-                nextToken(json, index);
-                return QVariant(true);
-            case JsonTokenFalse:
-                nextToken(json, index);
-                return QVariant(false);
-            case JsonTokenNull:
-                nextToken(json, index);
-                return QVariant();
-            case JsonTokenNone:
-                break;
-        }
-
-        // If there were no tokens, flag the failure and return an empty QVariant
-        success = false;
-        return QVariant();
-    }
-
-
-
-
-    /**
-     * parseObject
-     */
-    static QVariant parseObject(const QString &json, int &index, bool &success) {
-        QVariantMap map;
-        int token;
-
-        // Get rid of the whitespace and increment index
-        nextToken(json, index);
-
-        // Loop through all of the key/value pairs of the object
-        bool done = false;
-        while (!done) {
-            // Get the upcoming token
-            token = lookAhead(json, index);
-
-            if (token == JsonTokenNone) {
-                success = false;
-                return QVariantMap();
-            } else if (token == JsonTokenComma) {
-                nextToken(json, index);
-            } else if (token == JsonTokenCurlyClose) {
-                nextToken(json, index);
-                return map;
-            } else {
-                // Parse the key/value pair's name
-                QString name = parseString(json, index, success).toString();
-
-                if (!success) {
-                    return QVariantMap();
-                }
-
-                // Get the next token
-                token = nextToken(json, index);
-
-                // If the next token is not a colon, flag the failure
-                // return an empty QVariant
-                if (token != JsonTokenColon) {
-                    success = false;
-                    return QVariant(QVariantMap());
-                }
-
-                // Parse the key/value pair's value
-                QVariant value = parseValue(json, index, success);
-
-                if (!success) {
-                    return QVariantMap();
-                }
-
-                // Assign the value to the key in the map
-                map[name] = value;
-            }
-        }
-
-        // Return the map successfully
-        return QVariant(map);
-    }
-
-
-    /**
-     * parseArray
-     */
-    static QVariant parseArray(const QString &json, int &index, bool &success) {
-        QVariantList list;
-
-        nextToken(json, index);
-
-        bool done = false;
-        while(!done) {
-            int token = lookAhead(json, index);
-
-            if (token == JsonTokenNone) {
-                success = false;
-                return QVariantList();
-            } else if (token == JsonTokenComma) {
-                nextToken(json, index);
-            } else if (token == JsonTokenSquaredClose) {
-                nextToken(json, index);
-                break;
-            } else {
-                QVariant value = parseValue(json, index, success);
-                if (!success) {
-                    return QVariantList();
-                }
-                list.push_back(value);
-            }
-        }
-
-        return QVariant(list);
-    }
-
-
-
-
-    /**
-     * parseString
-     */
-    static QVariant parseString(const QString &json, int &index, bool &success) {
-        QString s;
-        QChar c;
-
-        eatWhitespace(json, index);
-
-        c = json[index++];
-
-        bool complete = false;
-        while(!complete) {
-            if (index == json.size()) {
-                break;
-            }
-
-            c = json[index++];
-
-            if (c == '\"') {
-                complete = true;
-                break;
-            } else if (c == '\\') {
-                if (index == json.size()) {
-                    break;
-                }
-
-                c = json[index++];
-
-                if (c == '\"') {
-                    s.append('\"');
-                } else if (c == '\\') {
-                    s.append('\\');
-                } else if (c == '/') {
-                    s.append('/');
-                } else if (c == 'b') {
-                    s.append('\b');
-                } else if (c == 'f') {
-                    s.append('\f');
-                } else if (c == 'n') {
-                    s.append('\n');
-                } else if (c == 'r') {
-                    s.append('\r');
-                } else if (c == 't') {
-                    s.append('\t');
-                } else if (c == 'u') {
-                    int remainingLength = json.size() - index;
-                    if (remainingLength >= 4) {
-                        QString unicodeStr = json.mid(index, 4);
-
-                        int symbol = unicodeStr.toInt(0, 16);
-
-                        s.append(QChar(symbol));
-
-                        index += 4;
-                    } else {
-                        break;
-                    }
-                }
-            } else {
-                s.append(c);
-            }
-        }
-
-        if (!complete) {
-            success = false;
-            return QVariant();
-        }
-
-        return QVariant(s);
-    }
-
-
-
-    /**
-     * parseNumber
-     */
-    static QVariant parseNumber(const QString &json, int &index) {
-        eatWhitespace(json, index);
-
-        int lastIndex = lastIndexOfNumber(json, index);
-        int charLength = (lastIndex - index) + 1;
-        QString numberStr;
-
-        numberStr = json.mid(index, charLength);
-
-        index = lastIndex + 1;
-        bool ok;
-
-        if (numberStr.contains('.')) {
-            return QVariant(numberStr.toDouble(NULL));
-        } else if (numberStr.startsWith('-')) {
-            int i = numberStr.toInt(&ok);
-            if (!ok) {
-                qlonglong ll = numberStr.toLongLong(&ok);
-                return ok ? ll : QVariant(numberStr);
-            }
-            return i;
-        } else {
-            uint u = numberStr.toUInt(&ok);
-            if (!ok) {
-                qulonglong ull = numberStr.toULongLong(&ok);
-                return ok ? ull : QVariant(numberStr);
-            }
-            return u;
-        }
-    }
-
-    /**
-     * lastIndexOfNumber
-     */
-    static int lastIndexOfNumber(const QString &json, int index) {
-        int lastIndex;
-
-        for(lastIndex = index; lastIndex < json.size(); lastIndex++) {
-            if (QString("0123456789+-.eE").indexOf(json[lastIndex]) == -1) {
-                break;
-            }
-        }
-
-        return lastIndex -1;
-    }
-
-    /**
-     * eatWhitespace
-     */
-    static void eatWhitespace(const QString &json, int &index) {
-        for(; index < json.size(); index++) {
-            if (QString(" \t\n\r").indexOf(json[index]) == -1) {
-                break;
-            }
-        }
-    }
-
-    /**
-     * lookAhead
-     */
-    static int lookAhead(const QString &json, int index) {
-        int saveIndex = index;
-        return nextToken(json, saveIndex);
-    }
-
-    /**
-     * nextToken
-     */
-    static int nextToken(const QString &json, int &index) {
-        eatWhitespace(json, index);
-
-        if (index == json.size()) {
-            return JsonTokenNone;
-        }
-
-        QChar c = json[index];
-        index++;
-        switch(c.toLatin1()) {
-            case '{': return JsonTokenCurlyOpen;
-            case '}': return JsonTokenCurlyClose;
-            case '[': return JsonTokenSquaredOpen;
-            case ']': return JsonTokenSquaredClose;
-            case ',': return JsonTokenComma;
-            case '"': return JsonTokenString;
-            case '0': case '1': case '2': case '3': case '4':
-            case '5': case '6': case '7': case '8': case '9':
-            case '-': return JsonTokenNumber;
-            case ':': return JsonTokenColon;
-        }
-        index--; // ^ WTF?
-
-        int remainingLength = json.size() - index;
-
-        // True
-        if (remainingLength >= 4) {
-            if (json[index] == 't' && json[index + 1] == 'r' &&
-                json[index + 2] == 'u' && json[index + 3] == 'e') {
-                index += 4;
-                return JsonTokenTrue;
-            }
-        }
-
-        // False
-        if (remainingLength >= 5) {
-            if (json[index] == 'f' && json[index + 1] == 'a' &&
-                json[index + 2] == 'l' && json[index + 3] == 's' &&
-                json[index + 4] == 'e') {
-                index += 5;
-                return JsonTokenFalse;
-            }
-        }
-
-        // Null
-        if (remainingLength >= 4) {
-            if (json[index] == 'n' && json[index + 1] == 'u' &&
-                json[index + 2] == 'l' && json[index + 3] == 'l') {
-                index += 4;
-                return JsonTokenNull;
-            }
-        }
-
-        return JsonTokenNone;
-    }
-
-    void setDateTimeFormat(const QString &format) {
-        dateTimeFormat = format;
-    }
-
-    void setDateFormat(const QString &format) {
-        dateFormat = format;
-    }
-
-    QString getDateTimeFormat() {
-        return dateTimeFormat;
-    }
-
-    QString getDateFormat() {
-        return dateFormat;
-    }
-
-    void setPrettySerialize(bool enabled) {
-        prettySerialize = enabled;
-    }
-
-    bool isPrettySerialize() {
-        return prettySerialize;
-    }
-
-
-
-    QQueue<BuilderJsonObject *> BuilderJsonObject::created_list;
-
-    BuilderJsonObject::BuilderJsonObject() {
-        // clean objects previous "created"
-        while (!BuilderJsonObject::created_list.isEmpty()) {
-            delete BuilderJsonObject::created_list.dequeue();
-        }
-    }
-
-    BuilderJsonObject::BuilderJsonObject(JsonObject &json) {
-        BuilderJsonObject();
-
-        obj = json;
-    }
-
-    BuilderJsonObject *BuilderJsonObject::set(const QString &key, const QVariant &value) {
-        obj[key] = value;
-
-        return this;
-    }
-
-    BuilderJsonObject *BuilderJsonObject::set(const QString &key, BuilderJsonObject *builder) {
-        return set(key, builder->create());
-    }
-
-    BuilderJsonObject *BuilderJsonObject::set(const QString &key, BuilderJsonArray *builder) {
-        return set(key, builder->create());
-    }
-
-    JsonObject BuilderJsonObject::create() {
-        BuilderJsonObject::created_list.enqueue(this);
-
-        return obj;
-    }
-
-
-    QQueue<BuilderJsonArray *> BuilderJsonArray::created_list;
-
-    BuilderJsonArray::BuilderJsonArray() {
-        // clean objects previous "created"
-        while (!BuilderJsonArray::created_list.isEmpty()) {
-            delete BuilderJsonArray::created_list.dequeue();
-        }
-    }
-
-    BuilderJsonArray::BuilderJsonArray(JsonArray &json) {
-        BuilderJsonArray();
-
-        array = json;
-    }
-
-    BuilderJsonArray *BuilderJsonArray::add(const QVariant &element) {
-        array.append(element);
-
-        return this;
-    }
-
-    BuilderJsonArray *BuilderJsonArray::add(BuilderJsonObject *builder) {
-        return add(builder->create());
-    }
-
-    BuilderJsonArray *BuilderJsonArray::add(BuilderJsonArray *builder) {
-        return add(builder->create());
-    }
-
-    JsonArray BuilderJsonArray::create() {
-        BuilderJsonArray::created_list.enqueue(this);
-
-        return array;
-    }
-
-
-
-
-    BuilderJsonObject *objectBuilder() {
-        return new BuilderJsonObject();
-    }
-
-    BuilderJsonObject *objectBuilder(JsonObject &json) {
-        return new BuilderJsonObject(json);
-    }
-
-    BuilderJsonArray *arrayBuilder() {
-        return new BuilderJsonArray();
-    }
-
-    BuilderJsonArray *arrayBuilder(JsonArray &json) {
-        return new BuilderJsonArray(json);
-    }
-
-} //end namespace
--- a/src/ATBAPP/support/JSON.h
+++ b/src/ATBAPP/support/JSON.h
@@ -1,250 +0,0 @@
-#ifndef JSON_H
-#define JSON_H
-
-
-#include <QVariant>
-#include <QString>
-#include <QQueue>
-
-/**********************************************
- * based on: https://github.com/qt-json/qt-json
- */
-
-/**
- * \namespace JSON
- * \brief A JSON data parser
- *
- * Json parses a JSON data into a QVariant hierarchy.
- */
-namespace JSON {
-    typedef QVariantMap JsonObject;
-    typedef QVariantList JsonArray;
-
-
-    /**
-     * Clone a JSON object (makes a deep copy)
-     *
-     * \param data The JSON object
-     */
-    QVariant clone(const QVariant &data);
-
-    /**
-     * Insert value to JSON object (QVariantMap)
-     *
-     * \param v The JSON object
-     * \param key The key
-     * \param value The value
-     */
-    void insert(QVariant &v, const QString &key, const QVariant &value);
-
-    /**
-     * Append value to JSON array (QVariantList)
-     *
-     * \param v The JSON array
-     * \param value The value
-     */
-    void append(QVariant &v, const QVariant &value);
-
-    /**
-     * Parse a JSON string
-     *
-     * \param json The JSON data
-     */
-    QVariant parse(const QString &json);
-
-    /**
-     * Parse a JSON string
-     *
-     * \param json The JSON data
-     * \param success The success of the parsing
-     */
-    QVariant parse(const QString &json, bool &success);
-
-    /**
-     * This method generates a textual JSON representation
-     *
-     * \param data The JSON data generated by the parser.
-     *
-     * \return QByteArray Textual JSON representation in UTF-8
-     */
-    QByteArray serialize(const QVariant &data);
-
-    /**
-     * This method generates a textual JSON representation
-     *
-     * \param data The JSON data generated by the parser.
-     * \param success The success of the serialization
-     *
-     * \return QByteArray Textual JSON representation in UTF-8
-     */
-    QByteArray serialize(const QVariant &data, bool &success, int _level = 0);
-
-    /**
-     * This method generates a textual JSON representation
-     *
-     * \param data The JSON data generated by the parser.
-     *
-     * \return QString Textual JSON representation
-     */
-    QString serializeStr(const QVariant &data);
-
-    /**
-     * This method generates a textual JSON representation
-     *
-     * \param data The JSON data generated by the parser.
-     * \param success The success of the serialization
-     *
-     * \return QString Textual JSON representation
-     */
-    QString serializeStr(const QVariant &data, bool &success, int _level = 0);
-
-    /**
-     * This method sets date(time) format to be used for QDateTime::toString
-     * If QString is empty, Qt::TextDate is used.
-     *
-     * \param format The JSON data generated by the parser.
-     */
-    void setDateTimeFormat(const QString& format);
-    void setDateFormat(const QString& format);
-
-    /**
-     * This method gets date(time) format to be used for QDateTime::toString
-     * If QString is empty, Qt::TextDate is used.
-     */
-    QString getDateTimeFormat();
-    QString getDateFormat();
-
-    /**
-     * @brief setPrettySerialize enable/disabled pretty-print when serialize() a json
-     * @param enabled
-     */
-    void setPrettySerialize(bool enabled);
-
-    /**
-     * @brief isPrettySerialize check if is enabled pretty-print when serialize() a json
-     * @return
-     */
-    bool isPrettySerialize();
-
-
-
-    /**
-     * QVariant based Json object
-     */
-    class Object : public QVariant {
-        template<typename T>
-        Object& insertKey(Object* ptr, const QString& key) {
-            T* p = (T*)ptr->data();
-            if (!p->contains(key)) p->insert(key, QVariant());
-            return *reinterpret_cast<Object*>(&p->operator[](key));
-        }
-        template<typename T>
-        void removeKey(Object *ptr, const QString& key) {
-            T* p = (T*)ptr->data();
-            p->remove(key);
-        }
-    public:
-        Object() : QVariant() {}
-        Object(const Object& ref) : QVariant(ref) {}
-
-        Object& operator=(const QVariant& rhs) {
-            /** It maybe more robust when running under Qt versions below 4.7 */
-            QObject * obj = qvariant_cast<QObject *>(rhs);
-            //  setValue(rhs);
-            setValue(obj);
-            return *this;
-        }
-        Object& operator[](const QString& key) {
-            if (type() == QVariant::Map)
-                return insertKey<QVariantMap>(this, key);
-            else if (type() == QVariant::Hash)
-                return insertKey<QVariantHash>(this, key);
-
-            setValue(QVariantMap());
-
-            return insertKey<QVariantMap>(this, key);
-        }
-        const Object& operator[](const QString& key) const {
-            return const_cast<Object*>(this)->operator[](key);
-        }
-        void remove(const QString& key) {
-            if (type() == QVariant::Map)
-                removeKey<QVariantMap>(this, key);
-            else if (type() == QVariant::Hash)
-                removeKey<QVariantHash>(this, key);
-        }
-    };
-
-
-    class BuilderJsonArray;
-
-    /**
-     * @brief The BuilderJsonObject class
-     */
-    class BuilderJsonObject {
-
-        public:
-            BuilderJsonObject();
-            BuilderJsonObject(JsonObject &json);
-
-            BuilderJsonObject *set(const QString &key, const QVariant &value);
-            BuilderJsonObject *set(const QString &key, BuilderJsonObject *builder);
-            BuilderJsonObject *set(const QString &key, BuilderJsonArray *builder);
-            JsonObject create();
-
-        private:
-            static QQueue<BuilderJsonObject *> created_list;
-
-            JsonObject obj;
-    };
-
-
-    /**
-     * @brief The BuilderJsonArray class
-     */
-    class BuilderJsonArray {
-
-        public:
-            BuilderJsonArray();
-            BuilderJsonArray(JsonArray &json);
-
-            BuilderJsonArray *add(const QVariant &element);
-            BuilderJsonArray *add(BuilderJsonObject *builder);
-            BuilderJsonArray *add(BuilderJsonArray *builder);
-            JsonArray create();
-
-        private:
-            static QQueue<BuilderJsonArray *> created_list;
-
-            JsonArray array;
-    };
-
-
-    /**
-     * @brief Create a BuilderJsonObject
-     * @return
-     */
-    BuilderJsonObject *objectBuilder();
-
-    /**
-     * @brief Create a BuilderJsonObject starting from copy of another json
-     * @return
-     */
-    BuilderJsonObject *objectBuilder(JsonObject &json);
-
-    /**
-     * @brief Create a BuilderJsonArray
-     * @return
-     */
-    BuilderJsonArray *arrayBuilder();
-
-    /**
-     * @brief Create a BuilderJsonArray starting from copy of another json
-     * @return
-     */
-    BuilderJsonArray *arrayBuilder(JsonArray &json);
-}
-
-
-
-#endif // JSON_H
--- a/src/ATBAPP/support/PTUSystem.cpp
+++ b/src/ATBAPP/support/PTUSystem.cpp
@@ -1,109 +0,0 @@
-#include "PTUSystem.h"
-
-#include <QDebug>
-#include <QDir>
-#include <QFileInfo>
-
-
-PTUSystem::PTUSystem(QObject *parent) : QObject(parent)
-{
-
-}
-
-
-
-
-quint16 PTUSystem::readCustomerNumber()
-{
-    QString resultFilename;
-    QStringList fileNameList;
-    fileNameList << "/mnt/system_data/cust_nr"
-                 << "/etc/cust_nr";
-    for (const auto& filename : fileNameList) {
-        if (QFileInfo(filename).isReadable()) {
-            resultFilename = filename;
-            break;
-        }
-    }
-
-    QString resultString = PTUSystem::readConfigString(resultFilename);
-    return static_cast<quint16>(resultString.toInt());
-}
-
-quint16 PTUSystem::readMachineNumber()
-{
-    QString resultFilename;
-    QStringList fileNameList;
-    fileNameList << "/mnt/system_data/machine_nr"
-                 << "/etc/machine_nr";
-    for (const auto& filename : fileNameList) {
-        if (QFileInfo(filename).isReadable()) {
-            resultFilename = filename;
-            break;
-        }
-    }
-
-    QString resultString = PTUSystem::readConfigString(resultFilename);
-    return static_cast<quint16>(resultString.toInt());
-}
-
-quint16 PTUSystem::readZoneNumber()
-{
-    QString resultFilename;
-    QStringList fileNameList;
-    fileNameList << "/mnt/system_data/zone_nr"
-                 << "/etc/zone_nr";
-    for (const auto& filename : fileNameList) {
-        if (QFileInfo(filename).isReadable()) {
-            resultFilename = filename;
-            break;
-        }
-    }
-
-    QString resultString = PTUSystem::readConfigString(resultFilename);
-    return static_cast<quint16>(resultString.toInt());
-}
-
-quint16 PTUSystem::readGroupNumber()
-{
-    QString resultFilename;
-    QStringList fileNameList;
-    fileNameList << "/mnt/system_data/group_nr"
-                 << "/etc/group_nr";
-    for (const auto& filename : fileNameList) {
-        if (QFileInfo(filename).isReadable()) {
-            resultFilename = filename;
-            break;
-        }
-    }
-
-    QString resultString = PTUSystem::readConfigString(resultFilename);
-    return static_cast<quint16>(resultString.toInt());
-}
-
-
-QString PTUSystem::readConfigString(const QString & filename)
-{
-    QFileInfo fileinfo(filename);
-
-    if (! fileinfo.isReadable() ) {
-        qDebug() << "PTUSystem::readConfigString(): \"" << filename << "\" is not readable";
-        return "";
-    }
-
-    QFile file(filename);
-
-    if (!file.open(QIODevice::ReadOnly | QIODevice::Text)) {
-        qDebug() << "PTUSystem::readConfigString() cannot open file: " << filename;
-        return "";
-    }
-
-    QTextStream in(&file);
-
-    QString stringValue = in.readLine(100);
-    qDebug() << "PTUSystem::readConfigString() stringValue = " << stringValue;
-
-    file.close();
-
-    return stringValue;
-}
--- a/src/ATBAPP/support/PTUSystem.h
+++ b/src/ATBAPP/support/PTUSystem.h
@@ -1,24 +0,0 @@
-#ifndef PTUSYSTEM_H
-#define PTUSYSTEM_H
-
-#include <QObject>
-
-class PTUSystem : public QObject
-{
-    Q_OBJECT
-public:
-    explicit PTUSystem(QObject *parent = nullptr);
-
-    static quint16 readCustomerNumber();
-    static quint16 readMachineNumber();
-    static quint16 readZoneNumber();
-    static quint16 readGroupNumber();
-
-private:
-    static QString readConfigString(const QString & filename);
-
-signals:
-
-};
-
-#endif // PTUSYSTEM_H
--- a/src/ATBAPP/support/PersistentData.cpp
+++ b/src/ATBAPP/support/PersistentData.cpp
@@ -1,145 +0,0 @@
-#include "PersistentData.h"
-
-#include <QFile>
-#include <QFileInfo>
-#include <QDir>
-#include <QDateTime>
-#include <QDataStream>
-#include <QDebug>
-
-PersistentData::PersistentData(const QString &datafileName, QObject *parent)
-    : QObject(parent)
-    , isChangedFlag(false)
-{
-    // load persistant data, if available
-    this->filename = datafileName;
-
-    QFileInfo dataFileInfo(this->filename);
-    QString dataFilePath = dataFileInfo.path();
-
-    QDir dir;
-    if ( ! dir.exists(dataFilePath)) {
-        qCritical() << "Persistent data file does not exist!";
-        qCritical() << "          --> create new: " << this->filename;
-        dir.mkpath(dataFilePath);
-    }
-
-    this->read();
-}
-
-
-void PersistentData::serializeToFile()
-{
-    if (this->isChangedFlag) {
-        qCritical() << "PersistentData::isChanged -> save";
-        this->save();
-    }
-}
-
-void PersistentData::save()
-{
-    QFile fileOut(this->filename);
-    if (fileOut.open(QIODevice::WriteOnly))
-    {
-        QDataStream out(&fileOut);
-        out.setVersion(QDataStream::Qt_4_6);
-
-        out << this->hash;
-        fileOut.flush();
-        fileOut.close();
-
-        this->isChangedFlag = false;
-    }
-}
-
-void PersistentData::read()
-{
-    QFile fileIn(this->filename);
-    if (fileIn.open(QIODevice::ReadOnly))
-    {
-        QDataStream in(&fileIn);
-        in.setVersion(QDataStream::Qt_4_6);
-
-        in >> hash;
-
-        fileIn.close();
-    }
-}
-
-
-
-QVariant PersistentData::getParameter(const QString & key) const {
-#if defined (ARCH_DesktopLinux)
-    // note: QVariant.toString() returns empty string for custom types
-    qDebug() << "VendingData::getParameter() key = " << key << " value = " << hash.value(key).toString();
-#endif
-    return hash.value(key);
-}
-
-QVariant PersistentData::getParameter(const QString & key)
-{
-    #if defined (ARCH_DesktopLinux)
-    // note: QVariant.toString() returns empty string for custom types
-    qDebug() << "VendingData::getParameter() key = " << key << " value = " << hash.value(key).toString();
-    #endif
-
-    return hash.value(key);
-}
-
-void PersistentData::setParameter(const QString & key, QVariant value)
-{
-    this->isChangedFlag = true;
-
-    #if defined (ARCH_DesktopLinux)
-    // note: QVariant.toString() returns empty string for custom types
-    qDebug() << "VendingData::setParameter() key = " << key << " value = " << value.toString();
-    #endif
-
-    this->hash.insert(key, value);
-}
-
-void PersistentData::clearParameter(const QString & key)
-{
-    this->isChangedFlag = true;
-    this->hash.remove(key);
-}
-
-bool PersistentData::hasParameter(const QString & key) const
-{
-    return hash.contains(key);
-}
-
-
-uint PersistentData::getUintParameter(const QString & key) const
-{
-    qDebug() << "PersistentData::getUintParameter() key = " << key << " value = " << hash.value(key).toString();
-
-    uint returnValue = 0;
-    bool ok;
-
-    returnValue = hash.value(key).toString().toUInt(&ok);
-    if (!ok) returnValue = 0;
-
-    return returnValue;
-}
-
-QList<QString> PersistentData::uniqueKeys() const {
-    return hash.uniqueKeys();
-}
-
-
-void PersistentData::setDCFirmwareVersion(const QString & fw_version)
-{
-    // there must be a version string!
-    if (fw_version.size() < 1) return;
-
-    if (this->hash["dc_fw_version"].toString() != fw_version) {
-        this->isChangedFlag = true;
-        this->hash.insert("dc_fw_version", fw_version);
-    }
-}
-
-QString PersistentData::getDCFirmwareVersion()
-{
-    return this->hash["dc_fw_version"].toString();
-}
--- a/src/ATBAPP/support/PersistentData.h
+++ b/src/ATBAPP/support/PersistentData.h
@@ -1,49 +0,0 @@
-#ifndef PERSISTENTDATA_H
-#define PERSISTENTDATA_H
-
-#include <QObject>
-#include <QHash>
-#include <QVariant>
-#include <QList>
-#include <QString>
-
-class PersistentData : public QObject
-{
-    Q_OBJECT
-public:
-    explicit PersistentData(const QString &datafileName, QObject *parent = nullptr);
-
-    void setDCFirmwareVersion(const QString & fw_version);
-    QString getDCFirmwareVersion();
-
-
-    QVariant getParameter(const QString & key);
-    QVariant getParameter(const QString & key) const;
-    void setParameter(const QString & key, QVariant value);
-    void clearParameter(const QString & key);
-    bool hasParameter(const QString & key) const;
-
-    uint getUintParameter(const QString & key) const;
-    QList<QString> uniqueKeys() const;
-
-
-public slots:
-    void serializeToFile();
-
-signals:
-
-
-private:
-    QHash<QString, QVariant> hash;
-
-    QString dc_fw_version;
-
-    QString filename;
-
-    void save();
-    void read();
-
-    bool isChangedFlag;
-};
-
-#endif // PERSISTENTDATA_H
--- a/src/ATBAPP/support/Ticket.cpp
+++ b/src/ATBAPP/support/Ticket.cpp
@@ -1,297 +0,0 @@
-#include "Ticket.h"
-
-#include <QDebug>
-
-Ticket::Ticket(TICKET_VARIANT ticketVariant, QObject *parent )
-    : QObject(parent)
-    , ticketVariant(ticketVariant)
-    , _hasTemplateDynData(false)
-{
-
-}
-
-TICKET_VARIANT Ticket::variant()
-{
-    return this->ticketVariant;
-}
-
-QList<quint8> * Ticket::templateList()
-{
-    return &(this->_templateList);
-}
-
-bool Ticket::hasTemplateDynData()
-{
-    return this->_hasTemplateDynData;
-}
-
-quint8 Ticket::getCurrentProcessedTemplateNumber()
-{
-    return this->currentProcessedTemplateNumber;
-}
-
-void Ticket::setCurrentTemplateProcessed()
-{
-    this->currentProcessedTemplateNumber++;
-}
-
-
-bool Ticket::initNew(TICKET_VARIANT ticketVariant, const QList<quint8> & templateList, const QHash<QString, QVariant> & printingData)
-{
-    this->clear();
-
-    this->ticketVariant = ticketVariant;
-    this->printingData = printingData;
-    this->_templateList = templateList;
-    this->currentProcessedTemplateNumber = 0;
-
-    // DEBUG
-    qCritical() << "Ticket::initNew():";
-    qCritical() << "      -> " << ticketVariant;
-
-    int multiplicatorInt = 1;  // default
-    quint8 headerTemplate;
-    quint8 multiTemplate;
-    quint8 footerTemplate;
-
-    switch (this->ticketVariant) {
-    case TICKET_VARIANT::START_RECEIPT:
-        if (templateList.isEmpty()) {
-            this->_templateList << 21 << 22 << 23;
-        }
-        else {
-            this->_templateList = templateList;
-        }
-        break;
-    case TICKET_VARIANT::STOP_RECEIPT:
-        if (templateList.isEmpty()) {
-            this->_templateList << 24 << 25 << 26;
-        }
-        else {
-            this->_templateList = templateList;
-        }
-        break;
-    case TICKET_VARIANT::FINE_PAYMENT:
-        if (templateList.isEmpty()) {
-            this->_templateList << 24 << 25 << 26;
-        }
-        else {
-            this->_templateList = templateList;
-        }
-        break;
-    case TICKET_VARIANT::FREE_TICKET:
-        if (templateList.isEmpty()) {
-            this->_templateList << 24 << 25 << 26;
-        }
-        else {
-            this->_templateList = templateList;
-        }
-        break;
-    case TICKET_VARIANT::FOOD_STAMP:
-         if (printingData.contains("dyn1_list")) {
-            this->_hasTemplateDynData = true;
-
-            this->dyn1List = printingData["dyn1_list"].toStringList();
-            this->dyn2List = printingData["dyn2_list"].toStringList();
-         }
-
-         if (templateList.isEmpty()) {
-             headerTemplate  = 0;
-             multiTemplate   = 1;
-             footerTemplate  = 2;
-         }
-         else
-         if (templateList.size() == 2) {
-             headerTemplate  = 0;
-             multiTemplate   = templateList.at(0);
-             footerTemplate  = templateList.at(1);
-         }
-         else
-         if (templateList.size() == 3) {
-             headerTemplate  = templateList.at(0);
-             multiTemplate   = templateList.at(1);
-             footerTemplate  = templateList.at(2);
-         }
-         else {
-             headerTemplate  = 0;
-             multiTemplate   = 1;
-             footerTemplate  = 2;
-         }
-
-         // header is optional:
-         if (headerTemplate != 0) {
-             this->_templateList << headerTemplate;
-         }
-
-         if (printingData.contains("multiplicator")) {
-             multiplicatorInt = printingData["multiplicator"].toInt();
-             for (int i = 1; i < multiplicatorInt; i++) {
-                 this->_templateList << multiTemplate;
-             }
-             // last template:
-             this->_templateList << footerTemplate;
-         }
-         else {
-             this->_templateList = templateList;
-         }
-
-         // DEBUG FOOD_STAMP:
-         qCritical() << "     --> printingData[\"multiplicator\"]" << multiplicatorInt;
-
-        break;
-    default:
-        this->_templateList = templateList;
-    }
-
-
-    // DEBUG
-    QString templateListString;
-    for (int i =0; i < this->_templateList.size(); ++i) {
-        templateListString.append(QString(" %1").arg(this->_templateList.at(i)));
-    }
-    qCritical() << "     -> templates: " << templateListString;
-
-
-    return true;
-}
-
-void Ticket::clear()
-{
-    this->ticketVariant = TICKET_VARIANT::PARKING_TICKET;
-    this->printingData.clear();
-    this->_templateList.clear();
-    this->errorCode.clear();
-    this->errorDescription.clear();
-
-    this->_hasTemplateDynData = false;
-    this->dyn1List.clear();
-    this->dyn1List.clear();
-}
-
-QString Ticket::getErrorCode()         {  return this->errorCode;        }
-QString Ticket::getErrorDescription()  {  return this->errorDescription; }
-
-
-
-
-/**
- */
-QStringList Ticket::getDyn1List()
-{
-    return this->dyn1List;
-}
-
-QStringList Ticket::getDyn2List()
-{
-    return this->dyn2List;
-}
-
-QHash<QString, QVariant> & Ticket::getPrintingData()
-{
-    return this->printingData;
-}
-
-
-
-
-/************************************************************************************************
- * operator
- *
- */
-QDebug operator<<(QDebug debug, TICKET_VARIANT ticketVariant)
-{
-    switch (ticketVariant) {
-        case TICKET_VARIANT::PARKING_TICKET:
-            debug << "TICKET_VARIANT::PARKING_TICKET";
-            break;
-        case TICKET_VARIANT::PARKING_TICKET_CAR:
-            debug << "TICKET_VARIANT::PARKING_TICKET_CAR";
-            break;
-        case TICKET_VARIANT::PARKING_TICKET_CAMPER:
-            debug << "TICKET_VARIANT::PARKING_TICKET_CAMPER";
-            break;
-        case TICKET_VARIANT::PARKING_TICKET_VAN:
-            debug << "TICKET_VARIANT::PARKING_TICKET_VAN";
-            break;
-        case TICKET_VARIANT::DAY_TICKET:
-            debug << "TICKET_VARIANT::DAY_TICKET";
-            break;
-        case TICKET_VARIANT::DAY_TICKET_CHILD:
-            debug << "TICKET_VARIANT::DAY_TICKET_CHILD";
-            break;
-        case TICKET_VARIANT::DAY_TICKET_TEEN:
-            debug << "TICKET_VARIANT::DAY_TICKET_TEEN";
-            break;
-        case TICKET_VARIANT::DAY_TICKET_ADULT:
-            debug << "TICKET_VARIANT::DAY_TICKET_ADULT";
-            break;
-        case TICKET_VARIANT::DAY_TICKET_CAR:
-            debug << "TICKET_VARIANT::DAY_TICKET_CAR";
-            break;
-        case TICKET_VARIANT::DAY_TICKET_CAMPER:
-            debug << "TICKET_VARIANT::DAY_TICKET_CAMPER";
-            break;
-        case TICKET_VARIANT::DAY_TICKET_VAN:
-            debug << "TICKET_VARIANT::DAY_TICKET_VAN";
-            break;
-        case TICKET_VARIANT::FIXED_PRICE_1:
-            debug << "TICKET_VARIANT::FIXED_PRICE_1";
-            break;
-        case TICKET_VARIANT::FIXED_PRICE_2:
-            debug << "TICKET_VARIANT::FIXED_PRICE_2";
-            break;
-        case TICKET_VARIANT::FIXED_PRICE_3:
-            debug << "TICKET_VARIANT::FIXED_PRICE_3";
-            break;
-        case TICKET_VARIANT::FIXED_PRICE_4:
-            debug << "TICKET_VARIANT::FIXED_PRICE_4";
-            break;
-        case TICKET_VARIANT::FIXED_PRICE_5:
-            debug << "TICKET_VARIANT::FIXED_PRICE_5";
-            break;
-        case TICKET_VARIANT::FIXED_PRICE_6:
-            debug << "TICKET_VARIANT::FIXED_PRICE_6";
-            break;
-        case TICKET_VARIANT::FIXED_PRICE_7:
-            debug << "TICKET_VARIANT::FIXED_PRICE_7";
-            break;
-        case TICKET_VARIANT::FIXED_PRICE_8:
-            debug << "TICKET_VARIANT::FIXED_PRICE_8";
-            break;
-        case TICKET_VARIANT::FIXED_PRICE_9:
-            debug << "TICKET_VARIANT::FIXED_PRICE_9";
-            break;
-        case TICKET_VARIANT::FIXED_PRICE_10:
-            debug << "TICKET_VARIANT::FIXED_PRICE_10";
-            break;
-        case TICKET_VARIANT::RECEIPT:
-            debug << "TICKET_VARIANT::RECEIPT";
-            break;
-        case TICKET_VARIANT::ERROR_RECEIPT:
-            debug << "TICKET_VARIANT::ERROR_RECEIPT";
-            break;
-        case TICKET_VARIANT::START_RECEIPT:
-            debug << "TICKET_VARIANT::START_RECEIPT";
-            break;
-        case TICKET_VARIANT::STOP_RECEIPT:
-            debug << "TICKET_VARIANT::STOP_RECEIPT";
-            break;
-        case TICKET_VARIANT::FINE_PAYMENT:
-            debug << "TICKET_VARIANT::FINE_PAYMENT";
-            break;
-        case TICKET_VARIANT::FOOD_STAMP:
-            debug << "TICKET_VARIANT::FOOD_STAMP";
-            break;
-        case TICKET_VARIANT::FREE_TICKET:
-            debug << "TICKET_VARIANT::FREE_TICKET";
-            break;
-        case TICKET_VARIANT::NO_TICKET:
-            debug << "TICKET_VARIANT::NO_TICKET";
-            break;
-        case TICKET_VARIANT::INVALID:
-            debug << "TICKET_VARIANT::INVALID";
-            break;
-    }
-
-    return debug;
-}
--- a/src/ATBAPP/support/Ticket.h
+++ b/src/ATBAPP/support/Ticket.h
@@ -1,88 +0,0 @@
-#ifndef TICKET_H
-#define TICKET_H
-
-#include <QObject>
-#include <QHash>
-
-#include "../DeviceControllerInterface.h"
-
-using namespace nsDeviceControllerInterface;
-
-QDebug operator<<(QDebug debug, TICKET_VARIANT ticketVariant);
-
-
-
-class Ticket : public QObject
-{
-    Q_OBJECT
-
-public:
-    Ticket(TICKET_VARIANT ticketVariant, QObject *parent = nullptr);
-
-    bool initNew(TICKET_VARIANT ticketVariant, const QList<quint8> & templateList, const QHash<QString, QVariant> & printingData);
-    void clear();
-
-    TICKET_VARIANT variant();
-
-    QList<quint8> * templateList();
-
-    /**
-     * @brief getPrintingData - generic getter for printingData
-     * Used mainly for simple tickets (single tickets e.g. ParkingTicket)
-     * @return
-     */
-    QHash<QString, QVariant> & getPrintingData();
-
-    /**
-     * @brief hasTemplateDynData
-     * @return true, if ticket has dynamic data for each template.
-     *
-     * This depends on TICKET_VARIANT and printingData
-     */
-    bool hasTemplateDynData();
-
-    /**
-     * @brief getDyn1List
-     * contains dynamic template data
-     * The size of the lists must be exactly the same as the number of templates.
-     */
-    QStringList getDyn1List();
-    QStringList getDyn2List();
-
-    quint8 getCurrentProcessedTemplateNumber();
-
-    /**
-     * Mark current template as processed
-     */
-    void setCurrentTemplateProcessed();
-
-
-    // error handling
-    QString getErrorCode();
-    QString getErrorDescription();
-
-
-
-
-private:
-    TICKET_VARIANT ticketVariant;
-
-    // printingData from application
-    QHash<QString, QVariant> printingData;
-
-    // templateList, from .ini or created by ticketVariant...
-    QList<quint8> _templateList;
-
-    bool _hasTemplateDynData;
-
-    quint8 currentProcessedTemplateNumber;
-
-    QStringList dyn1List;
-    QStringList dyn2List;
-
-    // error handling
-    QString errorCode;
-    QString errorDescription;
-};
-
-#endif // TICKET_H
--- a/src/ATBAPP/support/TicketUtils.cpp
+++ b/src/ATBAPP/support/TicketUtils.cpp
@@ -1,26 +0,0 @@
-#include "TicketUtils.h"
-
-#include <QLocale>
-#include <QDate>
-
-TicketUtils::TicketUtils(QObject *parent) : QObject(parent)
-{
-
-}
-
-
-QString TicketUtils::getLocaleDateString(const QLocale & qLocale, const QDate & qDate)
-{
-    QString dateString;
-
-    if (qLocale.language() == QLocale::Lithuanian) {
-        // QLocale::ShortFormat produces date string: "yyyy-mm-dd" ...
-        // this is to long for the printer.
-        dateString = qDate.toString("yy-MM-dd");
-    }
-    else {
-        dateString = qLocale.toString(qDate, QLocale::ShortFormat);
-    }
-
-    return dateString;
-}
--- a/src/ATBAPP/support/TicketUtils.h
+++ b/src/ATBAPP/support/TicketUtils.h
@@ -1,34 +0,0 @@
-#ifndef TICKETUTILS_H
-#define TICKETUTILS_H
-
-#include <QObject>
-
-class TicketUtils : public QObject
-{
-    Q_OBJECT
-public:
-    explicit TicketUtils(QObject *parent = nullptr);
-
-    /**
-     * @brief getLocaleDateString
-     * @param qLocale
-     * @param qDate
-     * @return a localized date string short format
-     *
-     * Note QLocale::ShortFormat does not result to the
-     * string we need for ticket printing therefore this
-     * helper method was created.
-     *
-     * e.g. using Lithuanian (lt_LT) we get a date in short format:
-     *      "2024-08-08" unfortunately this is to long, we need
-     * the year with only two digits.
-     * e.g. in German (de_DE) it is enought: "08.08.24"
-     *
-     */
-    static QString getLocaleDateString(const QLocale &qLocale, const QDate &qDate);
-
-signals:
-
-};
-
-#endif // TICKETUTILS_H
--- a/src/com.cpp
+++ b/src/com.cpp
@@ -0,0 +1,449 @@
+#include "com.h"
+#include <QDebug>
+//#include "controlBus.h"
+
+//////////////////////////////////////////////////////////////////////////////////
+///
+///      serial hardware layer
+///
+//////////////////////////////////////////////////////////////////////////////////
+
+static int64_t com_want2read;
+// -------------------------------------------------------------------------------------------------------------
+// --------- PUBLIC --------------------------------------------------------------------------------------------
+// -------------------------------------------------------------------------------------------------------------
+
+void T_com::writeToSerial(const QByteArray &data, uint16_t sendLength)
+{
+    sendBuffer=data;
+    sendLen=sendLength;
+    if (CatSerial->isOpen())
+    {
+        //qDebug() << "sending..." << sendBuffer;
+        CatSerial->write(sendBuffer);
+    } else
+        qDebug() << "error sending, port is not open";
+
+}
+
+
+bool T_com::readFromSerial(QByteArray &data, uint16_t &sendLength)
+{
+    // return one time true if new data (completly) read.
+    // return new data in &data and &sendLength  to other objects
+    uint16_t ll=rawInLen;
+    if (!CatSerial->isOpen())
+        return false;
+    data.clear();
+    data.append(rawInput);
+    sendLength=ll;
+    rawInLen=0;         // beim 2. Aufruf 0 zurück weil nichts neues da
+    if (ll>0)
+        return true;
+    return false;
+}
+
+
+// -------------------------------------------------------------------------------------------------------------
+// ---------   PRIVATES  --------------------------------------------------------------------------------------
+// -------------------------------------------------------------------------------------------------------------
+
+
+T_com::T_com(QWidget *parent) : QMainWindow(parent)
+{
+    // port settings come from tabCom->Sdata->serial
+
+    gpi_serialChanged();
+    CatSerial = new QSerialPort();  // PortHW object for Control&Analyse Tool
+    //CatSerial->clear();
+    //CatSerial->clearError();
+
+    connect(CatSerial, &QSerialPort::readyRead, this, &T_com::readSomeBytes);
+        // still reading, not sure if complete, undefined number of calls while reading
+
+    connect(CatSerial, &QSerialPort::bytesWritten, this, &T_com::serialSendComplete);
+        // system confirms sending complete
+
+    //connect(CatSerial, &QSerialPort::dataTerminalReadyChanged, this, &T_com::incomingWake);
+    //connect(CatSerial, &QSerialPort::requestToSendChanged, this, &T_com::incomingWake);
+
+    // timer detects time gap in input flow
+    serRecTime = new QTimer();
+    connect(serRecTime, SIGNAL(timeout()), this, SLOT(receiveTO()));
+    serRecTime->setSingleShot(true);        // single shot! only one impulse if receive complete
+    serRecTime->stop();                     // on hold
+
+    // check COM-TAB periodic if user wants to connect or disconnect
+    QTimer *ChkConnectTimer = new QTimer();
+    connect(ChkConnectTimer, SIGNAL(timeout()), this, SLOT(ser_ISR100ms()));
+    ChkConnectTimer->setSingleShot(false);
+    ChkConnectTimer->start(100);     // in ms
+    com_want2read=0;
+}
+
+
+
+
+T_com::~T_com()
+{
+    if (CatSerial->isOpen())
+        CatSerial->close();
+}
+
+
+void T_com::ser_ISR100ms()
+{
+    //qDebug() << "~~>LIB" << "ENTER...";
+    // call every 100ms to check if user(HMI) wants to connect or disconnect
+    uint8_t chkConn = gpi_getSerialConn();    // from global GUI buffer (Sdata)
+
+    //qDebug() << "~~>LIB" << "checking connect button... " << chkConn;
+
+    switch (chkConn)
+    {
+        case 0: // 0 button "connect" was just released
+                //qDebug() << "close serial port" << chkConn;
+                closeSerialPort();
+                gpi_serialChanged();    // set chkConn to 2, thus getting edge
+                break;
+        case 1: // 1 button "connect" was just pressed
+                //qDebug() << "open serial port" << chkConn;
+                open_Serial_Port();
+                gpi_serialChanged();    // set chkConn to 2, thus getting edge
+                break;
+    }
+
+
+    if (CatSerial->isOpen()) {
+        gpi_serialIsOpen(true);
+    } else {
+        gpi_serialIsOpen(false);
+    }
+
+    //qDebug() << "LEAVE " << chkConn;
+}
+
+// -------------------------------------------------------------------------------------------------------------
+// -------------------------------------------------------------------------------------------------------------
+// -------------------------------------------------------------------------------------------------------------
+
+char T_com::open_Serial_Port()
+{
+    //qDebug() << "ENTER";
+
+    bool ret;
+    QString myString=nullptr, myPortName=nullptr, myBaudStr=nullptr;
+    int myBaudNr;
+
+    if (CatSerial->isOpen()) {
+        qDebug() << "!!!IS OPEN!!!";
+        return 0;                   // opening twice is not allowed
+    }
+
+    //qDebug() << "connecting..." << myPortName;
+    myPortName=gpi_getComPortName();                // was selected and stored from GUI
+    CatSerial->setPortName(myPortName);
+    myBaudNr=gpi_getBaudNr();                       // was selected and stored from GUI
+
+    //qDebug() << "myPortName" << myPortName << ", myBaudNr" << myBaudNr;
+
+    switch (myBaudNr)
+    {
+        // 0:1200   1:9600   2:19200   3:38400   4:57600   5:115200
+        case 0: CatSerial->setBaudRate(QSerialPort::Baud1200); myBaudStr="1200"; break;
+        case 1: CatSerial->setBaudRate(QSerialPort::Baud9600); myBaudStr="9600"; break;
+        case 2: CatSerial->setBaudRate(QSerialPort::Baud19200); myBaudStr="19200"; break;
+        case 3: CatSerial->setBaudRate(QSerialPort::Baud38400); myBaudStr="38400"; break;
+        case 4: CatSerial->setBaudRate(QSerialPort::Baud57600); myBaudStr="57600"; break;
+        case 5: CatSerial->setBaudRate(QSerialPort::Baud115200); myBaudStr="115200"; break;
+    }
+
+    CatSerial->setDataBits(QSerialPort::Data8);
+        // alt: QSerialPort::Data5,6,7,8
+
+    CatSerial->setParity(QSerialPort::NoParity);
+        // alt: EvenParity, OddParity, NoParity
+
+    CatSerial->setStopBits(QSerialPort::OneStop);
+        // alternative: OneStop, TwoStop, OneAndHalfStop
+
+    CatSerial->setFlowControl(QSerialPort::NoFlowControl);
+        // alt: HardwareControl, SoftwareControl, NoFlowControl
+
+    ret=CatSerial->open(QIODevice::ReadWrite);
+        // alt: QIODevice::ReadWrite  QIODevice::ReadOnly  QIODevice::WriteOnly
+    if (!ret)
+    {
+        myString.clear();
+        myString = "error ";
+        myString.append(CatSerial->errorString());
+        qDebug() << myString;
+        gpi_setTxt4comStateLine(myString);
+
+        //qDebug() << "LEAVE";
+
+        return 0;
+    } else
+    {
+        myString.clear();
+        myString.append(myPortName);
+        //lang=myString.size();
+        myString.append(" opened with ");
+        myString.append(myBaudStr);
+        myString.append(" 8N1");
+        qDebug() << myString;
+        gpi_setTxt4comStateLine(myString);
+        gpi_setTxt4RsDiagWin(myString+"\n");
+
+    }
+
+    //qDebug() << "LEAVE";
+    return 0;
+}
+
+void T_com::closeSerialPort()
+{
+    //qDebug() << "ENTER";
+
+    if (CatSerial->isOpen())
+    {
+        qDebug() << "closing connection";
+        CatSerial->close();
+        gpi_setTxt4comStateLine("closed");
+        gpi_setTxt4RsDiagWin("closed");
+
+    }
+
+    //qDebug() << "LEAVE";
+}
+
+
+void T_com::readSomeBytes(void)
+{
+    // called by serial-read-detection
+    // restart off-time as input flow is ongoing
+
+    // timer for slow receive
+    // and serves as timeout for fast receive is msg is shorter as expected
+        serRecTime->stop();
+        serRecTime->start(20);     // in ms
+
+        //qDebug()<< "com-rec read some bytes";
+
+    this->receiveByLength();    // since 14.12.21: fast receive
+}
+
+void T_com::receiveFixLen(int64_t nrOfbytesToReceive)
+{
+    // call this before sending a request to slave
+    // then we know exactly when reception is complete -> much faster
+    com_want2read=nrOfbytesToReceive;
+        // since 14.12.21: FastDevice Protocol has two lengthen:
+        // fast: 12byte reception  long: 68byte
+}
+
+void T_com::receiveByLength(void)
+{
+
+    if (CatSerial->isOpen())
+    {
+        QString myString=nullptr, tmpStr=nullptr;
+        int64_t nrOfBytesreceived = CatSerial->bytesAvailable();        // nr of received bytes
+
+        //qDebug()<< "com-rec current Len: "<< nrOfBytesreceived;
+
+        if (nrOfBytesreceived >= com_want2read)
+        {
+            QByteArray data = CatSerial->readAll();     // erst auslesen wenn alles da! löscht den Empfangspuffer
+            serRecTime->stop();     // stop timeout to avoid 2nd emit
+            rawInLen=uint16_t (nrOfBytesreceived);
+            rawInput.clear();
+            rawInput.append(data);
+            // report "new data received" to other objects
+            //qDebug()<< "com-recFinished by Len "<< rawInLen;
+            emit receivingFinished();
+        }
+    }
+}
+
+void T_com::receiveTO(void)
+{
+    // no new input data for 20ms, --> assuming frame complete
+    // save data in private "rawInput"-buffer
+
+    if (CatSerial->isOpen())
+    {
+
+        QString myString=nullptr, tmpStr=nullptr;
+        int64_t nrOfBytesreceived = CatSerial->bytesAvailable();        // nr of received bytes
+        QByteArray data = CatSerial->readAll();
+
+        rawInLen=uint16_t (nrOfBytesreceived);
+        rawInput.clear();
+        rawInput.append(data);
+        //rawInput[rawInLen]=0;       // Zwangsterminierung bei QByteArray nicht nötig
+
+        // diag display in serial in/out window and debug window
+        myString.clear();
+        myString.setNum(rawInLen);
+        myString.append(" in: ");
+        //myString.append(rawInput);
+        for (int ii=0; ii<rawInLen; ii++)
+        {
+            tmpStr.clear();
+            tmpStr.setNum(rawInput[ii],16);   // problem: wenn >0x80 dann wird EIN Byte 16 stellig angezeigt
+            int ll=tmpStr.length();
+            if (ll>2)
+            {
+                myString.append(tmpStr[ll-2]);
+                myString.append(tmpStr[ll-1]);
+            } else
+            {
+                myString.append(tmpStr);
+            }
+                myString.append(" ");
+        }
+        myString.append("\n");
+    #ifdef PRINTALLDEBUGS
+        qDebug() << "VCP:" << myString;   // display all inputs and outputs in output window
+    #endif
+        gpi_setTxt4RsDiagWin(myString);
+        //gpi_set2ndTxt4RsDiagWin(myString);
+
+        // report "new data received" to other objects
+        //qDebug()<< "com-recFinished by TO";
+        emit receivingFinished();
+    }
+}
+
+void T_com::serialSendComplete(void)
+{
+    // system confirms sending complete, diag display
+    QString myString=nullptr, tmpStr=nullptr;
+
+    myString.clear();
+    myString.setNum(sendLen);
+    myString.append(" out: ");
+
+    for (int ii=0; ii<sendLen; ii++)
+    {
+        tmpStr.clear();
+        tmpStr.setNum(sendBuffer[ii],16);   // problem: wenn >0x80 dann 16stellig
+        int ll=tmpStr.length();
+        if (ll>2)
+        {
+            //qDebug() << "long_string" << ll << "\n";
+            myString.append(tmpStr[ll-2]);
+            myString.append(tmpStr[ll-1]);
+
+        } else
+        {
+            myString.append(tmpStr);
+        }
+            myString.append(" ");
+    }
+
+#ifdef PRINTALLDEBUGS
+    myString.append("\n");
+    qDebug() << myString; // display all output data in out-window
+#endif
+
+    gpi_setTxt4RsDiagWin(myString);
+
+    emit sendingFinished();     // for whom it may interest
+}
+
+
+bool T_com::isPortOpen(void)
+{
+    if (CatSerial->isOpen())
+        return true;
+    return false;
+}
+
+
+
+// -------------------------------------------------------------------------------------------------------------
+// -------------------------------------------------------------------------------------------------------------
+// -------------------------------------------------------------------------------------------------------------
+
+/*
+uint8_t T_com::getAllPortPins(void)
+{
+    uint8_t rs232pins=0;
+    rs232pins= uint8_t(CatSerial->pinoutSignals());
+        // rs232pins: all signals bitwise coded in one byte:
+        // readback output:  bit 0=TxD(=output)      bit2=DTR (=output)    bit 6=RTS (=output)
+        // unused inputs:       bit1=RxD    bit 3=DCD    bit 5 = RING
+        // handshake inputs:           bit 4=DSR (0x10)     bit 7=CTS (0x80)
+    //qDebug()<<"serial port pins: " << rs232pins;
+    return rs232pins;
+}
+
+bool T_com::getHSin_CTS(void)
+{
+    // return the used Handshake IN (CTS, alt. DSR): true= high level (+8V)
+
+    uint8_t rs232pins=0;
+
+    rs232pins= uint8_t(CatSerial->pinoutSignals());
+        // rs232pins: all signals bitwise coded in one byte:
+        // readback output:  bit 0=TxD(=output)      bit2=DTR (=output)    bit 6=RTS (=output)
+        // unused inputs:       bit1=RxD    bit 3=DCD    bit 5 = RING
+        // handshake inputs:           bit 4=DSR (0x10)     bit 7=CTS (0x80)
+
+    if (rs232pins & 0x80)   // CTS
+        return true;
+
+    return false;
+}
+
+
+bool T_com::getHSin_DSR(void)
+{
+    uint8_t rs232pins=0;
+    rs232pins= uint8_t(CatSerial->pinoutSignals());
+    if (rs232pins & 0x10)   // DSR
+        return true;
+    return false;
+}
+
+void T_com::incomingWake(void)       //(bool LevelOfTheBit)
+{
+    emit wasWokenBySerialHandshake();
+}
+
+bool T_com::setHSout_RTS(bool hsout)
+{
+    // hsout true=positiv voltage +12V  false= -12V
+    // retval: true=setting OK
+
+    bool cc;
+    // 10.5.19, am Windows-PC nachgemessen, funktioniert gut
+    // false ergibt -12V    true ergibt +12V
+
+    cc=CatSerial->setRequestToSend(hsout);  // RTS out
+            // retval true means "setting was successful"
+
+    // alternative: use DTR as Handshake:
+    //cc=CatSerial->setDataTerminalReady(false);     // DTR out
+        // retval true means "setting was successful"
+    //qDebug()<<"RTS " <<cc;
+    return cc;
+}
+
+bool T_com::setHSout_DTR(bool hsout)
+{
+    // hsout true=positiv voltage +12V  false= -12V
+    // retval: true=setting OK
+
+    bool cc;
+    // 10.5.19, am Windows-PC nachgemessen, funktioniert gut
+    // false ergibt -12V    true ergibt +12V
+
+    cc=CatSerial->setDataTerminalReady(hsout);     // DTR out
+        // retval true means "setting was successful"
+    //qDebug()<<"DTR " <<cc;
+    return cc;
+}
+*/
--- a/src/controlBus.cpp
+++ b/src/controlBus.cpp
@@ -0,0 +1,310 @@
+#include <stdint.h>
+#include <algorithm>
+
+#include <QString>
+#include <QDebug>
+#include "tslib.h"
+#include "shared_mem_buffer.h"
+
+// ///////////////////////////////////////////////////////////////////////////////////
+//          control serial interface   gui <--> serial
+// ///////////////////////////////////////////////////////////////////////////////////
+void epi_setSerial(int BaudNr,
+                   QString BaudStr,
+                   QString ComName,
+                   uint8_t connect) {
+    memset(&SharedMemBuffer::getData()->rs.comportName[0], 0x00,
+           sizeof(SharedMemBuffer::getData()->rs.comportName));
+    strncpy(SharedMemBuffer::getData()->rs.comportName,
+            ComName.toStdString().c_str(),
+            sizeof(SharedMemBuffer::getData()->rs.comportName)-1);
+
+    memset(&SharedMemBuffer::getData()->rs.baudStr[0], 0x00,
+           sizeof(SharedMemBuffer::getData()->rs.baudStr));
+    strncpy(SharedMemBuffer::getData()->rs.baudStr,
+            BaudStr.toStdString().c_str(),
+            sizeof(SharedMemBuffer::getData()->rs.baudStr)-1);
+
+    SharedMemBuffer::getData()->rs.baudNr = BaudNr;
+    SharedMemBuffer::getData()->rs.connect = connect;
+}
+
+void epi_closeSerial(void) {
+    SharedMemBuffer::getData()->rs.connect = 0;
+}
+
+void gpi_serialChanged(void) {
+    // serial confirms that port was closed or opened
+    // rs_connect=2;   // Flanke, nur 1x öffnen/schließen
+    SharedMemBuffer::getData()->rs.connect = 2;
+}
+
+uint8_t gpi_getSerialConn(void) {
+    return SharedMemBuffer::getDataConst()->rs.connect;
+}
+
+int gpi_getBaudNr(void) {
+    return SharedMemBuffer::getDataConst()->rs.baudNr;
+}
+
+QString gpi_getComPortName(void) {
+    return SharedMemBuffer::getDataConst()->rs.comportName;
+}
+
+void gpi_serialIsOpen(bool offen) {
+    SharedMemBuffer::getData()->rs.portIsOpen = offen;
+}
+
+bool epi_isSerialPortOpen() {
+    // true: port is open   false: port is closed
+    return SharedMemBuffer::getDataConst()->rs.portIsOpen;
+}
+
+// ///////////////////////////////////////////////////////////////////////////////////
+//          Control transfer   gui <--> serial
+// ///////////////////////////////////////////////////////////////////////////////////
+
+void epi_startEmmision(char start) {
+    SharedMemBuffer::getData()->AutoEmissionOn = start;
+}
+
+bool gpi_isEmmisionOn(void) {
+    return SharedMemBuffer::getDataConst()->AutoEmissionOn;
+}
+
+uint16_t gpi_getPeriodicSendTimeVal() {
+    SharedMemBuffer::getData()->datif.sendingPer_changed = 0;
+    if ((SharedMemBuffer::getDataConst()->datif.sendingPeriod < 3) ||
+        (SharedMemBuffer::getDataConst()->datif.sendingPeriod > 10000)) {
+        return 130;         // ms, default
+    }
+    return SharedMemBuffer::getDataConst()->datif.sendingPeriod;
+}
+
+void epi_setPeriodicSendTimeVal(uint16_t val) {
+    if (val>=3 && val<10000) {
+        SharedMemBuffer::getData()->datif.sendingPer_changed = 1;
+        SharedMemBuffer::getData()->datif.sendingPeriod = val;
+    }
+}
+
+bool gpi_PeriodicSendTimeHasChanged() {
+    return SharedMemBuffer::getDataConst()->datif.sendingPer_changed;
+}
+
+// ///////////////////////////////////////////////////////////////////////////////////
+//          Status Display    gui <--> serial
+// ///////////////////////////////////////////////////////////////////////////////////
+
+// linke Spalte, über Connect Button
+QString epi_getTxt4comStateLine(void) {
+    // GUI: get Text for serial Comport-State Line
+    return SharedMemBuffer::getDataConst()->txt4.comStateLine;
+}
+
+void gpi_setTxt4comStateLine(QString txtline) {
+    // serial: write Text to be displayed in serial Comport-State line (like "connected")
+    memset(SharedMemBuffer::getData()->txt4.comStateLine,
+           0x00, sizeof(SharedMemBuffer::getData()->txt4.comStateLine));
+    memcpy(SharedMemBuffer::getData()->txt4.comStateLine,
+           txtline.toStdString().c_str(),
+           sizeof(SharedMemBuffer::getData()->txt4.comStateLine)-1);
+}
+
+void epi_clrTxt4comStateLine() {
+    memset(SharedMemBuffer::getData()->txt4.comStateLine,
+           0x00, sizeof(SharedMemBuffer::getData()->txt4.comStateLine));
+}
+
+// rechte Spalte, oberste Statuszeile
+// I) "Handshakes" (serial Control)   flow.cpp
+// geht überhaupt was raus? kommt überhaupt was zurück?
+QString epi_getTxt4HsStateLine(void) {
+    return SharedMemBuffer::getDataConst()->txt4.HsStateLine;
+}
+
+void gpi_setTxt4HsStateLine(QString txtline) {
+    // serial: write Text to be displayed in serial Comport-State line (like "connected")
+    memset(SharedMemBuffer::getData()->txt4.HsStateLine,
+           0x00, sizeof(SharedMemBuffer::getData()->txt4.HsStateLine));
+    memcpy(SharedMemBuffer::getData()->txt4.HsStateLine,
+           txtline.toStdString().c_str(),
+           sizeof(SharedMemBuffer::getData()->txt4.HsStateLine)-1);
+}
+
+void epi_clrTxt4HsStateLine() {
+    memset(SharedMemBuffer::getData()->txt4.HsStateLine,
+           0x00, sizeof(SharedMemBuffer::getData()->txt4.HsStateLine));
+}
+
+// II) Master receive state (empfangenes Telgramm OK? crc? length?  )
+// Statuszeile Auswertung der SlaveResponse (serial Frame, CRC usw)  (prot.cpp)
+QString epi_getTxt4masterStateLine(void) {
+    return SharedMemBuffer::getDataConst()->txt4.masterStateLine;
+}
+
+void gpi_setTxt4masterStateLine(QString txtline) {
+    memset(SharedMemBuffer::getData()->txt4.masterStateLine,
+           0x00, sizeof(SharedMemBuffer::getData()->txt4.masterStateLine));
+    memcpy(SharedMemBuffer::getData()->txt4.masterStateLine,
+           txtline.toStdString().c_str(),
+           sizeof(SharedMemBuffer::getData()->txt4.masterStateLine)-1);
+}
+
+void epi_clrTxt4masterStateLine() {
+    memset(SharedMemBuffer::getData()->txt4.masterStateLine,
+           0x00, sizeof(SharedMemBuffer::getData()->txt4.masterStateLine));
+}
+
+//---------------------------------------------------------------------------------------------
+
+// III   Slave receive (from Master) OK? if then show results, if not then show errors
+// entweder Empfangsfehler anzeigen (crc? length?) oder result OUT-OK, OUT_ERR, IN_OK, IN_ERR
+// Hintergrund: wenn der Slave Fehler im Master-Telegramm gefunden hat, dann kann er es auch
+// nicht verwenden und nichts ausgeben oder einlesen
+QString epi_getTxt4resultStateLine(void) {
+    return SharedMemBuffer::getDataConst()->txt4.resultStateLine;
+}
+
+void gpi_setTxt4resultStateLine(QString txtline) {
+    memset(SharedMemBuffer::getData()->txt4.resultStateLine,
+           0x00, sizeof(SharedMemBuffer::getData()->txt4.resultStateLine));
+    memcpy(SharedMemBuffer::getData()->txt4.resultStateLine,
+           txtline.toStdString().c_str(),
+           sizeof(SharedMemBuffer::getData()->txt4.resultStateLine)-1);
+}
+
+void epi_clrTxt4resultStateLine() {
+    memset(SharedMemBuffer::getData()->txt4.resultStateLine,
+           0x00, sizeof(SharedMemBuffer::getData()->txt4.resultStateLine));
+}
+
+//---------------------------------------------------------------------------------------------
+// IV  Statuszeile Empfangsdaten
+QString epi_getTxt4dataStateLine(void) {
+    // GUI: get Text for serial Comport-State Line
+    return SharedMemBuffer::getDataConst()->txt4.dataLine;
+}
+
+void gpi_setTxt4dataStateLine(QString txtline) {
+    // serial: write Text to be displayed in serial Comport-State line (like "connected")
+    memset(SharedMemBuffer::getData()->txt4.dataLine,
+           0x00, sizeof(SharedMemBuffer::getData()->txt4.dataLine));
+    memcpy(SharedMemBuffer::getData()->txt4.dataLine,
+           txtline.toStdString().c_str(),
+           sizeof(SharedMemBuffer::getData()->txt4.dataLine)-1);
+}
+
+void epi_clrTxt4dataStateLine() {
+    memset(SharedMemBuffer::getData()->txt4.dataLine,
+           0x00, sizeof(SharedMemBuffer::getData()->txt4.dataLine));
+}
+
+//---------------------------------------------------------------------------------------------
+
+// 5. Zeile: Datif Ergebnis, Daten brauchbar?
+QString epi_getTxt4datifLine(void) {
+    return SharedMemBuffer::getDataConst()->txt4.datifReceive;
+}
+
+void gpi_setTxt4datifLine(QString txtline) {
+    memset(SharedMemBuffer::getData()->txt4.datifReceive,
+           0x00, sizeof(SharedMemBuffer::getData()->txt4.datifReceive));
+    memcpy(SharedMemBuffer::getData()->txt4.datifReceive,
+           txtline.toStdString().c_str(),
+           sizeof(SharedMemBuffer::getData()->txt4.datifReceive)-1);
+}
+
+void epi_clrTxt4datifLine() {
+    memset(SharedMemBuffer::getData()->txt4.datifReceive,
+           0x00, sizeof(SharedMemBuffer::getData()->txt4.datifReceive));
+}
+
+QString epi_getTxt4RsDiagWin(void) {
+    return SharedMemBuffer::getDataConst()->txt4.diagWindow;
+}
+
+void gpi_setTxt4RsDiagWin(QString txtline) {
+    memset(SharedMemBuffer::getData()->txt4.diagWindow,
+           0x00, sizeof(SharedMemBuffer::getData()->txt4.diagWindow));
+    memcpy(SharedMemBuffer::getData()->txt4.diagWindow,
+           txtline.toStdString().c_str(),
+           sizeof(SharedMemBuffer::getData()->txt4.diagWindow)-1);
+}
+
+void epi_clrTxt4RsDiagWin() {
+    memset(SharedMemBuffer::getData()->txt4.diagWindow,
+           0x00, sizeof(SharedMemBuffer::getData()->txt4.diagWindow));
+}
+
+QString epi_get2ndTxt4RsDiagWin(void) {
+    return SharedMemBuffer::getDataConst()->txt4.sndDiagWindow;
+}
+
+void gpi_set2ndTxt4RsDiagWin(QString txtline) {
+    memset(SharedMemBuffer::getData()->txt4.sndDiagWindow,
+           0x00, sizeof(SharedMemBuffer::getData()->txt4.sndDiagWindow));
+    memcpy(SharedMemBuffer::getData()->txt4.sndDiagWindow,
+           txtline.toStdString().c_str(),
+           sizeof(SharedMemBuffer::getData()->txt4.sndDiagWindow)-1);
+}
+
+void epi_clr2ndTxt4RsDiagWin() {
+    memset(SharedMemBuffer::getData()->txt4.sndDiagWindow,
+           0x00, sizeof(SharedMemBuffer::getData()->txt4.sndDiagWindow));
+}
+
+// ///////////////////////////////////////////////////////////////////////////////////
+//          Memory for Slave responses, common data
+// ///////////////////////////////////////////////////////////////////////////////////
+void gpi_storeResult_serialTestOK(bool wasOk) {
+    SharedMemBuffer::getData()->Sdata.serialTestResult = wasOk;
+}
+
+bool epi_getResult_serialTestOK() {
+    // retval: true: test was successful, got right response
+    return SharedMemBuffer::getDataConst()->Sdata.serialTestResult;
+}
+
+// ///////////////////////////////////////////////////////////////////////////////////
+//          Store received data for hwapi
+// ///////////////////////////////////////////////////////////////////////////////////
+void gpi_startNewRequest() {
+    SharedMemBuffer::getData()->Sdata.pProtResultOk = 0;
+}
+
+void gpi_storeResultOfLastRequest(bool answisok) {
+    SharedMemBuffer::getData()->Sdata.pProtResultOk = answisok ? 1 : 2;
+}
+
+uint8_t epi_getResultOfLastRequest() {
+    // retval: 0: in progress  1: OK  2: error
+    return SharedMemBuffer::getDataConst()->Sdata.pProtResultOk;
+}
+
+void gpi_storeRecPayLoad(uint8_t RdDlen, uint8_t const *receivedData) {
+    SharedMemBuffer::getData()->Sdata.receivedDataLength
+        = std::min(RdDlen, (uint8_t)(64));
+    memset((char *)(&SharedMemBuffer::getData()->Sdata.receivedDataBlock[0]),
+           0x00, sizeof(SharedMemBuffer::getData()->Sdata.receivedDataBlock));
+    strncpy((char *)(&SharedMemBuffer::getData()->Sdata.receivedDataBlock[0]),
+            (char const *)receivedData,
+            sizeof(SharedMemBuffer::getData()->Sdata.receivedDataBlock)-1);
+}
+
+uint16_t epi_getLastPayLoad(uint16_t plBufSiz, uint8_t *payLoad) {
+    // get data back in *pl, max 64 byte
+    // retval = nr of bytes received. If host buffer too small then
+    // only plBufSíz bytes are copied to pl
+    // plBufSíz=size of host buffer
+
+    uint16_t ml = std::min(plBufSiz, (uint16_t)(64));
+    if (SharedMemBuffer::getDataConst()->Sdata.receivedDataLength < ml) {
+        ml = SharedMemBuffer::getDataConst()->Sdata.receivedDataLength;
+    }
+    strncpy((char *)payLoad,
+            (char const *)(&SharedMemBuffer::getData()->Sdata.receivedDataBlock[0]),
+            ml);
+
+    return SharedMemBuffer::getDataConst()->Sdata.receivedDataLength;
+}
--- a/src/datIf.cpp
+++ b/src/datIf.cpp
--- a/src/dcBL.cpp
+++ b/src/dcBL.cpp
--- a/src/hwapi.cpp
+++ b/src/hwapi.cpp
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -0,0 +1,9 @@
+#include <QCoreApplication>
+#include "tslib.h"
+
+int main(int argc, char *argv[])
+{
+    QCoreApplication a(argc, argv);
+
+    return a.exec();
+}
--- a/src/prot.cpp
+++ b/src/prot.cpp
@@ -0,0 +1,764 @@
+#include "prot.h"
+#include <QDebug>
+#include "controlBus.h"
+#include "dcBL.h"
+
+
+T_prot::T_prot()
+{
+
+    mySerialPort = new T_com();
+    connect(mySerialPort, SIGNAL(receivingFinished()), this, SLOT( analyseRecData() ));
+    //connect(mySerialPort, SIGNAL(sendingFinished()), this, SLOT(sendeFin()));
+
+    for (int nn=0; nn<FRAME_DATALEN; nn++)
+    {
+        chOut_Data[nn]=0;
+        ui8OutputData[nn]=0;
+        InputData[nn]=0;
+    }
+    for (int nn=0; nn<BL_DATA_LEN; nn++)
+    {
+        ui8BLsendData[nn]=0;
+    }
+    WriteCommand=0;
+    WriteAddr=0;
+    WrDataLength=0;
+    SendDataValid=0;
+    kindOfData=0;
+    slaveAddr=0;
+    ReadCommand=0;
+    ReadAddr=0;
+    reserve =0;
+    RecSlaveAddr =0;
+    INdataValid=0;
+    readSource =0;
+    readAddress=0;
+    RdDataLength=0;
+    BLsendDataLength=0;
+
+}
+
+
+// ---------------------------------------------------------------------------------------------------------
+// sending.....
+// ---------------------------------------------------------------------------------------------------------
+
+bool T_prot::isPortOpen(void)
+{
+    return mySerialPort->isPortOpen();
+}
+
+bool T_prot::isSerialFree(void)
+{
+    return true;           // ohne HS's kann er nicht blockiert sein
+}
+
+void T_prot::setRecLen(uint16_t WriteCmd)
+{
+    if (WriteCmd<100)
+    {
+        RdDataLength=DATALEN_RECEIVE_LONG;      // store here already because it's no longer
+                                                // returned from slave
+        mySerialPort->receiveFixLen(TELEGRAMLEN_RECEIVE_LONG);
+    } else
+    {
+        RdDataLength=DATALEN_RECEIVE_FAST;
+        mySerialPort->receiveFixLen(TELEGRAMLEN_RECEIVE_FAST);
+    }
+}
+
+void T_prot::setUserWriteData(uint16_t WriteCmd, uint16_t WrAddr, uint8_t  WrDatLen, uint8_t *data)
+{
+    WriteCommand=WriteCmd;
+    WriteAddr=WrAddr;
+    WrDataLength=WrDatLen;
+    if (WrDataLength>FRAME_DATALEN)
+        WrDataLength=FRAME_DATALEN;
+
+    for (int nn=0; nn<WrDataLength; nn++)
+        ui8OutputData[nn]=data[nn];
+    SendDataValid=1;    // always set WR first
+    kindOfData=0;    // 0: binaries, 1:text
+    this->setRecLen(WriteCmd);
+
+}
+
+void T_prot::setUserWriteData(uint16_t WriteCmd, uint16_t WrAddr)
+{
+    WriteCommand=WriteCmd;
+    WriteAddr=WrAddr;
+    WrDataLength=0;
+    for (int nn=0; nn<FRAME_DATALEN; nn++)
+        ui8OutputData[nn]=0;
+    SendDataValid=1;    // always set WR first
+    kindOfData=0;    // 0: binaries, 1:text
+    this->setRecLen(WriteCmd);
+
+}
+
+void T_prot::setUserWriteData(uint16_t WriteCmd)
+{
+    WriteCommand=WriteCmd;
+    WriteAddr=0;
+    WrDataLength=0;
+    for (int nn=0; nn<FRAME_DATALEN; nn++)
+        ui8OutputData[nn]=0;
+    SendDataValid=1;    // always set WR first
+    kindOfData=0;    // 0: binaries, 1:text
+    this->setRecLen(WriteCmd);
+
+}
+
+void T_prot::setUserWrite1DB(uint16_t WriteCmd, uint16_t WrAddr, uint8_t val)
+{
+    // wie oben, jedoch einfachere Datenübergabe
+    WriteCommand=WriteCmd;
+    WriteAddr=WrAddr;
+    WrDataLength=1;
+    ui8OutputData[0]=val;
+    SendDataValid=1;    // always set WR first
+    kindOfData=0;    // 0: binaries, 1:text
+    this->setRecLen(WriteCmd);
+
+}
+
+void T_prot::setUserWrite2DB(uint16_t WriteCmd, uint16_t WrAddr, uint8_t val0, uint8_t val1)
+{
+    WriteCommand=WriteCmd;
+    WriteAddr=WrAddr;
+    WrDataLength=2;
+    ui8OutputData[0]=val0;
+    ui8OutputData[1]=val1;
+    SendDataValid=1;    // always set WR first
+    kindOfData=0;    // 0: binaries, 1:text
+    this->setRecLen(WriteCmd);
+
+}
+
+void T_prot::setUserWriteText(uint16_t WriteCmd, uint16_t WrAddr, uint8_t  WrDatLen, char *data)
+{
+    WriteCommand=WriteCmd;
+    WriteAddr=WrAddr;
+    WrDataLength=WrDatLen;
+    if (WrDataLength>FRAME_DATALEN)
+        WrDataLength=FRAME_DATALEN;
+
+    for (int nn=0; nn<WrDataLength; nn++)
+        chOut_Data[nn]=data[nn];
+    SendDataValid=1;    // always set WR first
+    kindOfData=1;    // 0: binaries, 1:text
+    this->setRecLen(WriteCmd);
+
+}
+
+void T_prot::setUserReadData( uint16_t ReadCmd,  uint16_t RdAddr, uint16_t reserv)
+{
+    ReadCommand=ReadCmd;
+    ReadAddr=RdAddr;
+    reserve=reserv;  
+    SendDataValid |=2;
+    readAddress=RdAddr;    // store here already because it's no longer returned from slave
+    readSource=ReadCmd;
+}
+
+void T_prot::setUserReadData( uint16_t ReadCmd,  uint16_t RdAddr)
+{
+    ReadCommand=ReadCmd;
+    ReadAddr=RdAddr;
+    reserve=0;
+    SendDataValid |=2;
+    readAddress=RdAddr;    // store here already because it's no longer returned from slave
+    readSource=ReadCmd;
+}
+
+void T_prot::setUserReadData( uint16_t ReadCmd)
+{
+    ReadCommand=ReadCmd;
+    ReadAddr=0;
+    reserve=0;
+    SendDataValid |=2;
+    readAddress=0;    // store here already because it's no longer returned from slave
+    readSource=ReadCmd;
+}
+
+void T_prot::setBLsendData( uint8_t len, uint8_t *buf)
+{
+    for (int nn=0; nn<BL_DATA_LEN; nn++)
+        ui8BLsendData[nn]=0;
+
+    BLsendDataLength=len;
+    if ( BLsendDataLength>BL_DATA_LEN) BLsendDataLength=BL_DATA_LEN;
+    for (int nn=0; nn<BLsendDataLength; nn++)
+        ui8BLsendData[nn]=buf[nn];
+    WriteCommand=0xFFFF;
+    this->setRecLen(100);   // how many??
+    //readAddress=          // needed??
+
+    //qDebug()<<"prot: got BL data " << len << "bytes, ";
+    //for (int i=0; i<len; ++i) {
+    //    printf("%02x ", (unsigned char)buf[i]);
+    //} printf("\n");
+
+    /*
+qDebug()<<buf[0] <<buf[1] <<buf[2] <<buf[3] <<buf[4] <<buf[5] <<buf[6] <<buf[7];
+qDebug() <<buf[8] <<buf[9] <<buf[10] <<buf[11] <<buf[12] <<buf[13]<<buf[14]<<buf[15];
+qDebug() <<buf[16] <<buf[17] <<buf[18] <<buf[19] <<buf[20] <<buf[21]<<buf[22]<<buf[23];
+qDebug() <<buf[24] <<buf[25] <<buf[26] <<buf[27] <<buf[28] <<buf[29]<<buf[30]<<buf[31];
+qDebug() <<buf[32] <<buf[33] <<buf[34] <<buf[35] <<buf[36] <<buf[37]<<buf[38]<<buf[39];
+qDebug() <<buf[40] <<buf[41] <<buf[42] <<buf[43] <<buf[44] <<buf[45]<<buf[46]<<buf[47];
+qDebug() <<buf[48] <<buf[49] <<buf[50] <<buf[51] <<buf[52] <<buf[53] <<buf[54]<<buf[55];
+qDebug() <<buf[56] <<buf[57] <<buf[58] <<buf[59] <<buf[60] <<buf[61] <<buf[62]<<buf[63];
+qDebug() <<buf[64] <<buf[65] <<buf[66] <<buf[67] <<buf[68] <<buf[69] <<buf[70]<<buf[71];
+qDebug() <<buf[72] <<buf[73] <<buf[74] <<buf[75] <<buf[76] <<buf[77] <<buf[78]<<buf[79];
+*/
+}
+
+void T_prot::receiveFixLen(int64_t nrOfbytesToReceive)
+{
+    mySerialPort->receiveFixLen(nrOfbytesToReceive);
+}
+
+void T_prot::sendUserData(uint16_t slaveAdr)
+{
+    // man könnte hier noch "SendDataValid" abfragen,
+    // muss immer 3 sein, muss man aber nicht
+
+    //qDebug()  << "prot send user data "<<slaveAdr;
+    QByteArray  packBuf_2;
+    slaveAddr=slaveAdr;
+
+    if (WriteCommand==0xFFFF)
+    {
+        // Bypass for bootloader, no protocol frame but send as is...
+        packBuf_2.clear();
+        for (int nn=0; nn<BLsendDataLength; nn++)
+            packBuf_2[nn]=char(ui8BLsendData[nn]);        
+        mySerialPort->writeToSerial(packBuf_2, BLsendDataLength);
+
+
+    } else
+        startFastPacking();     // quicker since 15.12.21TS
+        //startPacking();
+}
+
+void T_prot::startFastPacking(void)
+{
+    uint16_t  mycrc;
+    uint16_t  sendLen;
+    uint8_t   uctmp, nn, pp, CrcLp;
+    char      sendBuffer[FRAME_MAXLEN], ctmp;
+
+    //qDebug()  << "prot start fast packing "<<slaveAddr;
+
+    for (int nn=0; nn<FRAME_MAXLEN; nn++)
+        sendBuffer[nn]=0;
+
+    if (WriteCommand>9 && WriteCommand<100)
+    {
+        // long command 10...99
+        // WriteCommand==0 if only read request, then use short sending
+        sendBuffer[0]=STARTSIGN_SEND_LONG;
+        WrDataLength=DATALEN_SEND_LONG;    // immer
+        //qDebug()  << "send long cmd, len: " << WrDataLength;
+    } else
+    {
+        // fast command
+        sendBuffer[0]=STARTSIGN_SEND_FAST;
+        WrDataLength=DATALEN_SEND_FAST;    // immer
+        //qDebug()  << "send fast cmd, len: " << WrDataLength;
+    }
+    sendBuffer[1]= uint8_t(WriteCommand);
+    sendBuffer[2]= uint8_t(ReadCommand);
+    if (WriteAddr>0)
+        sendBuffer[3]= char(WriteAddr);  // bei fast nur EINE adresse, wr hat Vorrang
+    else
+        sendBuffer[3]= char(ReadAddr);
+    // beim Fast prot. ist das reserve dann ists egal was drin steht
+
+    if (kindOfData)   // 0: binaries, 1:text
+    {
+        for (nn=0; nn<WrDataLength; nn++)
+        {
+            pp=HEADERLEN_SEND+nn;
+            ctmp=(chOut_Data[nn]);      // text
+            sendBuffer[pp]= char(ctmp);
+        }
+
+    } else
+    {
+        for (nn=0; nn<WrDataLength; nn++)
+        {
+            pp=HEADERLEN_SEND+nn;
+            uctmp=(ui8OutputData[nn]);      // bin
+            sendBuffer[pp]= char(uctmp);
+        }
+    }
+
+    CrcLp= HEADERLEN_SEND + WrDataLength;
+    mycrc=0;
+    for (nn=0; nn<CrcLp; nn++)
+    {
+        uctmp=sendBuffer[nn];
+        mycrc+=uint16_t(uctmp);
+        //qDebug() << mycrc;
+    }
+    sendBuffer[CrcLp]=char(mycrc);
+    mycrc>>=8;
+    sendBuffer[CrcLp+1]=char(mycrc);
+    sendLen=CrcLp+2;
+
+    // send to VCP:
+    QByteArray  packBuff;
+    packBuff.clear();
+    packBuff.append(sendBuffer, sendLen);  // ohne sendLen wird beim ersten \0 abgeschnitten!!!
+    mySerialPort->writeToSerial(packBuff, sendLen);
+
+}
+
+/*
+void T_prot::startPacking(void)
+{
+    uint16_t  mycrc;
+    uint16_t  uitmp, sendLen;
+    uint8_t   uctmp, nn, pp, CrcLp;
+    char     sendBuffer[FRAME_MAXLEN], ctmp;
+    
+    //qDebug()  << "prot start packing "<<slaveAddr;
+
+    for (int nn=0; nn<FRAME_MAXLEN; nn++)
+        sendBuffer[nn]=0;
+
+    sendBuffer[0]='>';
+    uitmp=slaveAddr;
+    sendBuffer[1]= char(uitmp);
+    uitmp>>=8;
+    sendBuffer[2]= char(uitmp);
+
+    uitmp=WriteCommand;
+    sendBuffer[3]= char(uitmp);
+    uitmp>>=8;
+    sendBuffer[4]= char(uitmp);
+
+    uitmp=WriteAddr;
+    sendBuffer[5]= char(uitmp);
+    uitmp>>=8;
+    sendBuffer[6]= char(uitmp);
+
+    uitmp=ReadCommand;
+    sendBuffer[7]= char(uitmp);
+    uitmp>>=8;
+    sendBuffer[8]= char(uitmp);
+
+    uitmp=ReadAddr;
+    sendBuffer[9]= char(uitmp);
+    uitmp>>=8;
+    sendBuffer[10]= char(uitmp);
+
+    uitmp=reserve;
+    sendBuffer[11]= '-';    //char(uitmp);
+    uitmp>>=8;
+    sendBuffer[12]= '-';    //char(uitmp);
+
+    sendBuffer[13]= char(WrDataLength);
+    CrcLp= 14 + WrDataLength;
+
+    if (kindOfData)   // 0: binaries, 1:text
+    {
+        for (nn=0; nn<WrDataLength; nn++)
+        {
+            pp=14+nn;
+            ctmp=(chOut_Data[nn]);
+            sendBuffer[pp]= ctmp;
+        }
+
+    } else
+    {
+        for (nn=0; nn<WrDataLength; nn++)
+        {
+            pp=14+nn;
+            uctmp=(ui8OutputData[nn]);
+            sendBuffer[pp]= char(uctmp);
+        }
+    }
+
+    mycrc=0;
+    for (nn=0; nn<CrcLp; nn++)
+    {
+        uctmp=sendBuffer[nn];
+        mycrc+=uint16_t(uctmp);
+        //qDebug() << mycrc;
+    }
+    sendBuffer[CrcLp]=char(mycrc);
+    mycrc>>=8;
+    sendBuffer[CrcLp+1]=char(mycrc);
+    sendLen=CrcLp+2;
+
+    sendBuffer[CrcLp+2]=13;
+    sendBuffer[CrcLp+3]=10;
+    sendLen+=2;
+
+    // send to VCP:
+    QByteArray  packBuff;
+    packBuff.clear();
+    packBuff.append(sendBuffer, sendLen);  // ohne sendLen wird beim ersten \0 abgeschnitten!!!
+    mySerialPort->writeToSerial(packBuff, sendLen);
+    // void T_com::writeToSerial(const QByteArray &data, uint16_t sendLength)
+}
+*/
+
+// ---------------------------------------------------------------------------------------------------------
+// receiving.....
+// ---------------------------------------------------------------------------------------------------------
+
+
+void T_prot::analyseRecData(void)
+{
+    // Aufruf per connect aus serialcontrol wenn Daten empfangen wurden
+    // getRecData(QByteArray &data, uint16_t &sendLength);
+
+    QByteArray Indata;
+    QString myString, tempStr;
+//char recBuffer[FRAME_MAXLEN];
+uint8_t recBuffer[FRAME_MAXLEN];
+
+    uint16_t recLength;
+
+    INdataValid=false;
+    gpi_setTxt4HsStateLine("");
+    gpi_setTxt4masterStateLine("");
+    gpi_setTxt4resultStateLine("");
+    gpi_setTxt4dataStateLine("");
+    gpi_setTxt4datifLine("");
+
+    // read from "VCP":
+    mySerialPort->readFromSerial(Indata, recLength);
+//qDebug()<<"prot: got data " << recLength;
+    if (recLength>FRAME_MAXLEN)
+        recLength=FRAME_MAXLEN;
+    for (int nn=0; nn<recLength; nn++)
+        recBuffer[nn]=uint8_t(Indata[nn]);
+
+    myString.clear();
+    tempStr.clear();
+    //uint8_t result=FramecheckInData(recBuffer, recLength);  // check input data (response from slave)
+    uint8_t result=FastCheckInData(recBuffer, recLength);  // check input data (response from slave)
+    if (result>0)
+    {
+        // dann anzeige
+        switch (result)
+        {
+          case 1: gpi_setTxt4masterStateLine("wrong length received"); break;
+          case 2: gpi_setTxt4masterStateLine("wrong start sign received"); break;
+          case 3: gpi_setTxt4masterStateLine("received datalen too big"); break;
+          case 4: gpi_setTxt4masterStateLine("wrong data len received"); break;
+          case 5: gpi_setTxt4masterStateLine("wrong crc received"); break;
+
+        }
+        myString.setNum(result);
+
+        // Daten abspeichern, könnten vom BL sein:
+        gpi_storeRawReceivedData(uint8_t(recLength), recBuffer);
+        emit rawDataRecieved();
+
+    } else
+    {
+        //& result ==0
+        gpi_setTxt4masterStateLine("slave response OK");
+        // Daten OK, also prüfe Inhalt.
+        // Konnte der Slave das Master-Command verwenden oder hatte es Fehler?
+        // konnte der Slave die geforderten Daten ausgeben (DOs, AOs)?
+        // konnte der Slave die geforderten Daten einlesen (AIs, DIs)?
+
+        //CheckInResult(recBuffer);    // Ergebnisse des Slaves anzeigen
+            // stimmt nicht mehr bei FastProt
+
+        ShowFastInData(recBuffer);    // Eingangs-Daten des Slaves anzeigen
+     }
+    emit framerecieved();
+    //qDebug() << "framereceived emitted";
+}
+
+
+uint8_t T_prot::FastCheckInData(uint8_t *Inbuf, uint16_t LL)
+{
+
+    uint16_t rawInLen=LL, crcL_Addr, recCrc, myCrc, nn, datalen, nxt;
+
+    if (Inbuf[0]!=STARTSIGN_RECEIVE_FAST && Inbuf[0]!=STARTSIGN_RECEIVE_LONG)
+    {
+        //qDebug() << "prot: got wrong start sign: " << Inbuf[0];
+        return 2;       // wrong start sign
+    }
+    if ( (rawInLen<TELEGRAMLEN_RECEIVE_FAST && Inbuf[0]==STARTSIGN_RECEIVE_FAST) ||
+         (rawInLen<TELEGRAMLEN_RECEIVE_LONG && Inbuf[0]==STARTSIGN_RECEIVE_LONG)   )
+    {
+        //qDebug("prot: got %d bytes only", rawInLen);
+        return 1;       // wrong length
+    }
+    if (Inbuf[0]==0x5F)
+        datalen=DATALEN_RECEIVE_FAST;
+    else
+        datalen=DATALEN_RECEIVE_LONG;
+
+    crcL_Addr=datalen+HEADERLEN_RECEIVE;  // weil im definierten protocol 2 bytes vor den Daten stehen
+    recCrc=0;
+    recCrc=uchar2uint(uint8_t(Inbuf[crcL_Addr+1]), uint8_t(Inbuf[crcL_Addr]));
+    myCrc=0;
+    for (nn=0; nn<crcL_Addr; nn++)
+    {
+        nxt=uint16_t (Inbuf[nn]);
+        nxt &=0x00FF;   // the casting makes 0xFFFF out of 0xFF !!!!!!!!!
+        myCrc+=nxt;
+        //qDebug("CRC: nxt: %d  sum: %d", nxt, myCrc);
+    }
+
+    if (myCrc != recCrc)
+    {
+        //qDebug() << "crc does not match:   mycrc=" << myCrc<< "   receivedCRC=" << recCrc;
+        //qDebug("calculated over %d bytes", crcL_Addr);
+        return 5;       // crc wrong
+    }
+    return 0;
+}
+
+/*
+uint8_t T_prot::FramecheckInData(uint8_t *Inbuf, uint16_t LL)
+{
+
+    uint16_t rawInLen=LL, crcL_Addr, recCrc, myCrc, nn, datalen, nxt;
+
+    if (rawInLen<12)
+    {
+        qDebug("prot: got %d bytes only", rawInLen);
+        return 1;       // wrong length
+    }
+
+    if ( Inbuf[0] != '<')
+        return 2;       // wrong start sign
+
+    datalen=uint16_t(Inbuf[9]);
+    if ( datalen > FRAME_DATALEN)  //[9]=reported data lenght
+        return 3;       // reported datalen too big
+
+    if ((datalen !=(rawInLen-12)) && (datalen !=(rawInLen-13)) && (datalen !=(rawInLen-14)) )
+    {
+        // angehängtes CR und/oder LF tolerieren
+        qDebug() << "wrong data length, " << datalen << " " << rawInLen;
+        return 4;       // data len does not match to complete length
+
+    }
+    crcL_Addr=datalen+10;  // weil im definierten protocol 10 bytes vor den Daten stehen
+    recCrc=0;
+
+    recCrc=uchar2uint(uint8_t(Inbuf[crcL_Addr+1]), uint8_t(Inbuf[crcL_Addr]));
+    myCrc=0;
+    for (nn=0; nn<crcL_Addr; nn++)
+    {
+        nxt=uint16_t (Inbuf[nn]);
+        nxt &=0x00FF;   // the casting makes 0xFFFF out of 0xFF !!!!!!!!!
+        myCrc+=nxt;
+        //qDebug("CRC: nxt: %d  sum: %d", nxt, myCrc);
+
+    }
+
+    if (myCrc != recCrc)
+    {
+        qDebug() << "crc does not match:   mycrc=" << myCrc<< "   receivedCRC=" << recCrc;
+        qDebug("calculated over %d bytes", crcL_Addr);
+        return 5;       // crc wrong
+    }
+    return 0;
+}
+*/
+
+uint8_t T_prot::CheckInResult(uint8_t *Inbuf)
+{
+    char slaveresult;
+    QString myString=nullptr, tempStr=nullptr;
+
+    // slave results anzeigen
+
+    slaveresult=Inbuf[2];    // hier steht das "Command Result" des slaves,
+                            // d.h das Ergebnis der Protokol-Prüfung (Master->Slave)
+    switch (slaveresult)
+    {
+//        received message (from master) analysis:
+//        0: got valid request
+// this errors can only come back from a single device (not bus)
+// or from a bus slave in local mode
+//        1: wrong start     2: wrong length
+//        3: wrong crc       4: wrong addr
+
+        case 1: gpi_setTxt4resultStateLine("slave got wrong start sign"); break;
+        case 2: gpi_setTxt4resultStateLine("slave got wrong length"); break;
+        case 3: gpi_setTxt4resultStateLine("slave got wrong crc"); break;
+        case 4: gpi_setTxt4resultStateLine("slave got wrong addr"); break;
+
+        case 10: gpi_setTxt4resultStateLine("slave is in local mode"); break;
+        case 13: gpi_setTxt4resultStateLine("local mode with wrong crc"); break;
+        case 14: gpi_setTxt4resultStateLine("local mode with wrong addr"); break;
+           // wenn 1..4 dann konnte der Slave das Mastertelegramm gar nicht verwenden, also hier Stoppen
+    }
+    if (slaveresult>0 && slaveresult<10)
+        return 1;
+
+    // Slave hat gültiges Kommando empfangen:
+    // 2.result auswerten:
+    // recBuffer[3];   // Write result, d.h. Ergebnis des Schreibvorganges (z.B. DOs) des Slaves
+    // recBuffer[4];   // Read result, d.h. Ergebnis des Lesevorganges (z.B. DIs) des Slaves
+    // bisher nicht bekannt welche Fehlercodes es gibt, also den code direkt ausgeben.
+    // bisher bekannt: 0=OK
+
+    myString.clear();
+    myString = "Slave OUT and IN Result: ";
+    tempStr.setNum(Inbuf[3],16);
+    myString.append(tempStr);
+    myString.append(" ");
+    tempStr.setNum(Inbuf[4],16);
+    myString.append(tempStr);
+    gpi_setTxt4resultStateLine(myString);
+    return 0;
+}
+
+
+
+uint8_t T_prot::ShowFastInData(uint8_t *recBuffer)
+{
+    QString myString=nullptr, tempStr=nullptr;
+    uint8_t result;
+
+    RecSlaveAddr=0;
+    result=recBuffer[1];    // total result
+    result &=0x60;          // only read result (bit 5,6)
+
+    if (result==0)     // read result =OK,
+                       // dann sind die Eingangsdaten gültig
+    {
+        myString.append("valid INdata: ");
+        INdataValid=true;
+        //readSource   already set with sending
+        readAddress=0;
+        // RdDataLength already set with sending
+        if (RdDataLength>FRAME_DATALEN)
+            RdDataLength=FRAME_DATALEN;
+        for (int ii=0; ii<RdDataLength; ii++)
+            InputData[ii]=uint8_t(recBuffer[ii+HEADERLEN_RECEIVE]);
+
+        tempStr.setNum(readSource,16);
+        myString.append(tempStr);
+        myString.append(" add:");
+
+        tempStr.setNum(readAddress);
+        myString.append(tempStr);
+        //myString.append(" wakeSrc:");
+        //tempStr.setNum(lastWakeSrc);
+        //myString.append(tempStr);
+        myString.append(" Dlen:");
+        tempStr.setNum(RdDataLength);
+        myString.append(tempStr);        
+
+    } else
+    {
+        myString=" ";   // Eingangsdaten nicht gültig, sieht man aber weiter oben schon
+
+    }
+
+    gpi_setTxt4dataStateLine(myString);
+    //qDebug() << myString;
+    //qDebug("prot_checkInData_bindata: %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d ",
+    //        InputData[0], InputData[1], InputData[2], InputData[3],
+    //        InputData[4], InputData[5], InputData[6], InputData[7],
+    //        InputData[8], InputData[9], InputData[10], InputData[11],
+    //        InputData[12], InputData[13], InputData[14], InputData[15]);
+    return 0;
+}
+
+/*
+
+uint8_t T_prot::ShowInData(uint8_t *recBuffer)
+{
+    QString myString=nullptr, tempStr=nullptr;
+
+    RecSlaveAddr=recBuffer[1];
+    if (recBuffer[2]==0 && recBuffer[4]==0)     // comand result=OK und read result =OK,
+                                                // dann sind die Eingangsdaten gültig
+    {
+        myString.append("valid INdata: ");
+        INdataValid=true;
+        readSource=uchar2uint(recBuffer[6],recBuffer[5]);
+        readAddress=uchar2uint(recBuffer[8],recBuffer[7]);
+        //lastWakeSrc=uint8_t(recBuffer[4]);
+        RdDataLength=uint8_t(recBuffer[9]);
+        if (RdDataLength>FRAME_DATALEN)
+            RdDataLength=FRAME_DATALEN;
+        for (int ii=0; ii<RdDataLength; ii++)
+            InputData[ii]=uint8_t(recBuffer[ii+10]);
+
+        tempStr.setNum(readSource,16);
+        myString.append(tempStr);
+        myString.append(" add:");
+
+        tempStr.setNum(readAddress);
+        myString.append(tempStr);
+        //myString.append(" wakeSrc:");
+        //tempStr.setNum(lastWakeSrc);
+        //myString.append(tempStr);
+        myString.append(" Dlen:");
+        tempStr.setNum(RdDataLength);
+        myString.append(tempStr);
+
+    } else
+    {
+        myString=" ";   // Eingangsdaten nicht gültig, sieht man aber weiter oben schon
+
+    }
+
+    gpi_setTxt4dataStateLine(myString);
+    //qDebug() << myString;
+    //qDebug("prot_checkInData_bindata: %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d ",
+    //        InputData[0], InputData[1], InputData[2], InputData[3],
+    //        InputData[4], InputData[5], InputData[6], InputData[7],
+    //        InputData[8], InputData[9], InputData[10], InputData[11],
+    //        InputData[12], InputData[13], InputData[14], InputData[15]);
+    return 0;
+}
+
+*/
+
+bool T_prot::ifDataReceived()
+{
+    return  INdataValid;
+}
+
+bool T_prot::getReceivedInData(uint8_t  *SlavAddr, uint16_t *readSrc, uint16_t *readAddr,
+                                    uint8_t  *RdDlen, uint8_t *receivedData)
+{
+    uint8_t nn;
+    *SlavAddr=RecSlaveAddr;
+    *readSrc=readSource;        // diese (Eingangs-)Daten stehen im Puffer
+    *readAddr=readAddress;       // von dieser Adr wurden die Daten gelesen
+    //*lastWakSourc=lastWakeSrc;       // falls der Slave den Master geweckt hat
+    *RdDlen=RdDataLength;
+    for (nn=0; nn<FRAME_DATALEN; nn++)
+        receivedData[nn]=0;
+    for (nn=0; nn<RdDataLength; nn++)
+        receivedData[nn]=InputData[nn];
+    return INdataValid;           // nur true wenn CommandState OK und readState OK
+}
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
--- a/src/sendWRcmd.cpp
+++ b/src/sendWRcmd.cpp
@@ -0,0 +1,457 @@
+#include <cstdint>
+#include <algorithm>
+
+#include <QString>
+#include <QDebug>
+
+#include "tslib.h"
+#include "sendWRcmd.h"
+#include "shared_mem_buffer.h"
+
+void indat_PrnPwr(void);
+
+/* convention: use simple (not rotating) FIFO Stack:
+Example: nrOfCmdsInQueue=4 then
+    nextAsynchsendCmd0[0]=cmd1      // was stored as first
+    nextAsynchsendCmd0[1]=cmd2
+    nextAsynchsendCmd0[2]=cmd3
+    nextAsynchsendCmd0[3]=cmd4      // came in as last
+
+    Send: [0] first, then move buffer 1 down:
+    nextAsynchsendCmd0[0]=cmd2
+    nextAsynchsendCmd0[1]=cmd3
+    nextAsynchsendCmd0[2]=cmd4
+    nextAsynchsendCmd0[3]=0;
+    nrOfCmdsInQueue=3 now
+*/
+template <typename T, std::size_t N>
+static void *move_buffer_down_by_one(T (&buffer)[N]) {
+    return memmove(buffer, &buffer[1], sizeof(buffer)-sizeof(buffer[0]));
+}
+template <typename T, std::size_t N>
+static void clear(T (&buffer)[N]) {
+    memset((char *)(&buffer[0]), 0x00, sizeof(buffer));
+}
+template <typename T, std::size_t M, std::size_t N>
+static void clear(T (&buffer)[M][N]) {
+    memset((char *)(&buffer[0][0]), 0x00, sizeof(buffer));
+}
+template <typename T>
+static void sendWRcmd_clearCmdStack(T &cmdStack) {
+    clear(cmdStack.AsynchSend);
+    clear(cmdStack.para1);
+    clear(cmdStack.para2);
+    clear(cmdStack.para3);
+    clear(cmdStack.para4);
+    cmdStack.nrOfCmdsInQueue = 0;
+}
+template <typename T, typename T1, typename T2, typename T3, typename T4>
+static bool sendWRcmd_setSendCmd(T &cmdStack, uint16_t nextCmd, T1 dat1,
+                                 T2 dat2, T3 dat3, T4 dat4) {
+    uint8_t const &n = cmdStack.nrOfCmdsInQueue;
+    int const STACKDEPTH = sizeof(cmdStack.para1);
+    if (n < STACKDEPTH) {
+        cmdStack.AsynchSend[n] = nextCmd;
+        cmdStack.para1[n] = dat1;
+        cmdStack.para2[n] = dat2;
+        cmdStack.para3[n] = dat3;
+        cmdStack.para4[n] = dat4;
+        cmdStack.nrOfCmdsInQueue += 1;
+        return true;                // ok, will be sent
+    }
+    qCritical() << "cannot save cmd because stack is full";
+    return false;           // not possible
+}
+template <typename T, typename T1, typename T2, typename T3, typename T4>
+static bool sendWRcmd_getSendCmd(T &cmdStack, T1 *dat1, T2 *dat2,
+                                 T3 *dat3, T4 *dat4) {
+    if (dat1 && dat2 && dat3 && dat4) {
+        uint8_t const &n = cmdStack.nrOfCmdsInQueue;
+        int const STACKDEPTH = sizeof(cmdStack.para1);
+        if ((n > 0) && (n <= STACKDEPTH)) {
+            uint16_t const nxt = cmdStack.AsynchSend[0];
+            move_buffer_down_by_one(cmdStack.AsynchSend);
+            *dat1 = cmdStack.para1[n];
+            *dat2 = cmdStack.para2[n];
+            *dat3 = cmdStack.para3[n];
+            *dat4 = cmdStack.para4[n];
+            cmdStack.nrOfCmdsInQueue = n - 1;
+            return nxt;
+        }
+    }
+    qCritical() << "cannot fetch cmd";
+    return 0;   // error
+}
+
+void sendWRcmd_INI(void) {
+    sendWRcmd_clrCmdStack();
+    sendWRcmd_clrCmd4Stack();
+    sendFDcmd_clrStack();
+    longFDcmd_clrStack();
+}
+
+void sendWRcmd_clrCmdStack(void) {
+    sendWRcmd_clearCmdStack(SharedMemBuffer::getData()->Cmd0);
+}
+void sendWRcmd_clrCmd4Stack(void) {
+    sendWRcmd_clearCmdStack(SharedMemBuffer::getData()->Cmd4);
+}
+void sendWRcmd_clrCmd8Stack(void) {
+    sendWRcmd_clearCmdStack(SharedMemBuffer::getData()->Cmd8);
+}
+
+bool sendWRcmd_setSendCommand0(uint16_t nextCmd, uint8_t dat1, uint8_t dat2,
+                               uint8_t dat3, uint8_t dat4) {
+    // write Command to memory, wait for transport
+    return sendWRcmd_setSendCmd(SharedMemBuffer::getData()->Cmd0,
+                                nextCmd, dat1, dat2, dat3, dat4);
+}
+bool sendWRcmd_setSendCommand4(uint16_t nextCmd,
+                               uint8_t dat1, uint8_t dat2,
+                               uint8_t dat3, uint8_t dat4) {
+    // write Command to memory, wait for transport
+    return sendWRcmd_setSendCmd(SharedMemBuffer::getData()->Cmd4, nextCmd, dat1,
+                                dat2, dat3, dat4);
+}
+bool sendWRcmd_setSendCommand8(uint16_t nextCmd,
+                               uint8_t dat1, uint8_t dat2,
+                               uint16_t dat3, uint32_t dat4) {
+    // write Command to memory, wait for transport
+    return sendWRcmd_setSendCmd(SharedMemBuffer::getData()->Cmd8, nextCmd, dat1,
+                                dat2, dat3, dat4);
+}
+
+uint16_t sendWRcmd_getSendCommand0(uint8_t *dat1, uint8_t *dat2,
+                                   uint8_t *dat3, uint8_t *dat4) {
+    return sendWRcmd_getSendCmd(SharedMemBuffer::getData()->Cmd0, dat1, dat2,
+                                dat3, dat4);
+}
+uint16_t sendWRcmd_getSendCommand4(uint8_t *dat1, uint8_t *dat2,
+                                   uint8_t *dat3, uint8_t *dat4) {
+    return sendWRcmd_getSendCmd(SharedMemBuffer::getData()->Cmd4, dat1, dat2,
+                                dat3, dat4);
+}
+uint16_t sendWRcmd_getSendCommand8(uint8_t *dat1, uint8_t *dat2,
+                                   uint16_t *dat3, uint32_t *dat4) {
+    return sendWRcmd_getSendCmd(SharedMemBuffer::getData()->Cmd8, dat1, dat2,
+                                dat3, dat4);
+}
+
+bool sendWRcmd_setSendBlock160(uint8_t leng, uint8_t const *buf) {
+    SharedMemBuffer::getData()->next.sendAsyDatLen = std::min(leng, (uint8_t)160);
+    clear(SharedMemBuffer::getData()->next.sendAsynchDataBuf);
+    memcpy((char *)(&SharedMemBuffer::getData()->next.sendAsynchDataBuf),
+           (char const *)(buf),
+           SharedMemBuffer::getDataConst()->next.sendAsyDatLen);
+    return true;                // ok, will be sent
+}
+uint8_t sendWRcmd_getSendBlock160(uint8_t *leng, uint8_t *buf) {
+    //qDebug()  << "pi gpi: restoring send data";
+    *leng = SharedMemBuffer::getDataConst()->next.sendAsyDatLen;
+    memcpy((char *)buf,
+           (char const *)(SharedMemBuffer::getData()->next.sendAsynchDataBuf),
+           *leng);
+    SharedMemBuffer::getData()->next.sendAsyDatLen = 0;
+    return *leng;
+}
+
+
+// ------------------------------------------------------------------------------------
+// MDB Sendind Data  are store here for next transport to DC (Device Controller)
+// Transport to Slave runs every 100ms, answer from mdb-slave (e.g. coin changer) comes rigth
+// with next slave answer
+
+// start with: SENDDIRCMD_EXCHGMDB,
+    // send crude data from here to DC, DC to mdb slaves, mdb answer, return here within 50ms
+
+uint8_t epi_store64ByteSendData(uint8_t length, uint8_t const *buf) {
+    // HWapi writes data to be forwarded to DC and further to mdb-device
+    memcpy((char *)(&SharedMemBuffer::getData()->Sdata.mdbSendBuffer[0]),
+           (char const *)buf, length);
+    SharedMemBuffer::getData()->Sdata.mdbSendLen = length;
+    return 0;
+}
+
+uint8_t gpi_restore64ByteSendData(uint8_t *length, uint8_t *buf) {
+    // datif reads data to forward to dc
+    memcpy((char *)(buf),
+           (char const *)(&SharedMemBuffer::getDataConst()->Sdata.mdbSendBuffer[0]),
+            SharedMemBuffer::getDataConst()->Sdata.mdbSendLen);
+    *length = SharedMemBuffer::getDataConst()->Sdata.mdbSendLen;
+    SharedMemBuffer::getData()->Sdata.mdbSendLen = 0;
+    return 0;
+}
+
+//------------------------------------------------------------------------------------
+//------------------------------------------------------------------------------------
+//---------------------------------------- Printer Text Fifo -------------------------
+void epi_storeUserOfSendingTextBuffer(uint8_t user, uint8_t para1,
+                                      uint8_t para2, uint8_t para3,
+                                      uint8_t para4 ) {
+    // user=1: Text-Print is using this buffer
+    //      2: QR-code-Printer is using this buffer
+    SharedMemBuffer::getData()->prn.DataBufferUser = user;
+    SharedMemBuffer::getData()->prn.DataParameters[0] = para1;
+    SharedMemBuffer::getData()->prn.DataParameters[1] = para2;
+    SharedMemBuffer::getData()->prn.DataParameters[2] = para3;
+    SharedMemBuffer::getData()->prn.DataParameters[3] = para4;
+}
+
+uint8_t gpi_getUserOfSendingTextBuffer(uint8_t *para1, uint8_t *para2,
+                                       uint8_t *para3, uint8_t *para4) {
+    // user=1: Text-Print is using this buffer
+    //      2: QR-code-Printer is using this buffer
+    //qDebug() << "returning user "<< prnDataBufferUser;
+    *para1 = SharedMemBuffer::getDataConst()->prn.DataParameters[0];
+    *para2 = SharedMemBuffer::getDataConst()->prn.DataParameters[1];
+    *para3 = SharedMemBuffer::getDataConst()->prn.DataParameters[2];
+    *para4 = SharedMemBuffer::getDataConst()->prn.DataParameters[3];
+    return SharedMemBuffer::getDataConst()->prn.DataBufferUser;
+}
+
+// Sending Text Fifo
+// ONE printer doc consists of 20 x 64 byte
+// #define MAXNROF_PRNBYTES   64
+// #define MAXNROF_PRNBLOCKS  20
+// static char Sdata_PRN_TEXT[MAXNROF_PRNBLOCKS][MAXNROF_PRNBYTES];
+// static uint8_t pPrnDataBuff;        // points to next PRINTER_BLOCK
+
+//static uint8_t pPrnDataBuff;        // points to next waiting printer text
+//  defined above, needed if more then one text is stored (before sent)
+// every block will be sent after 100ms, if 8 blocks are stored within this 100ms
+// then pointer goes up to 8. Important: FIFO!!!!!!!!
+
+void epi_resetPrinterStack(void) {
+    SharedMemBuffer::getData()->prn.pDataBuff = 0;
+}
+
+uint8_t epi_storePrnText(char *buf, uint8_t leng) {
+    // store text from Gui in next higher free memory 0....9
+
+    uint16_t const len = std::min(leng, (uint8_t)MAXNROF_PRNBYTES);
+    int const pp = SharedMemBuffer::getDataConst()->prn.pDataBuff;
+
+    // next free memory block with 64byte each
+    if (pp < MAXNROF_PRNBLOCKS) {
+        clear(SharedMemBuffer::getData()->Sdata.PRN_TEXT[pp]);
+        // copy new text into buffer
+        memcpy((char *)(&SharedMemBuffer::getData()->Sdata.PRN_TEXT[pp][0]),
+               (char const *)(buf), len);
+        // inc pointer if end not yet reached
+        SharedMemBuffer::getData()->prn.pDataBuff++;
+        return 0;       // OK
+    }
+
+    return 1;   // not possible, no free mem
+}
+
+uint8_t gpi_restorePrnText(uint8_t *retbuf) {
+    // read printer text and send to slave, size of retbuf == 64
+
+    // always read from [0] because this is the oldest (Fifo)
+    // then move all text lines down by one and dec pointer
+    int pp = SharedMemBuffer::getDataConst()->prn.pDataBuff;
+
+    if (pp > 0) { // next free memory block with 64byte each
+        // example: pp=5: then buffers [0...4] are occupied
+
+        memcpy((char *)retbuf, // restore oldest text
+               (char const *)(&SharedMemBuffer::getData()->Sdata.PRN_TEXT[0][0]),
+               sizeof(SharedMemBuffer::getDataConst()->Sdata.PRN_TEXT[0]));
+
+        // now copy textline [1] to [0], then
+        // copy textline [2] to [1], then
+        // copy textline [3] to [2] .... upto [pp-1] to [pp-2]
+        // hint: copying from 9....0 would delete all strings!!!!!!
+
+        for (int nn=0; nn < (pp-1); nn++) {
+            memmove((char *)(&SharedMemBuffer::getData()->Sdata.PRN_TEXT[nn+1][0]),
+                    (char const *)(&SharedMemBuffer::getDataConst()->Sdata.PRN_TEXT[nn][0]),
+                    sizeof(SharedMemBuffer::getDataConst()->Sdata.PRN_TEXT[0]));
+        }
+
+        if (SharedMemBuffer::getDataConst()->prn.pDataBuff > 0) {
+            SharedMemBuffer::getData()->prn.pDataBuff--;
+        }
+
+        pp = SharedMemBuffer::getDataConst()->prn.pDataBuff;
+        // example: pp=4: then buffers [0...3] are still occupied, pp=0: all buffers empty
+
+        // now clear highest copyed line (which got free now)
+        clear(SharedMemBuffer::getData()->Sdata.PRN_TEXT[pp]);
+
+        // optionally: clear all remaining higher lines:
+        for (int nn = (pp+1); nn < MAXNROF_PRNBLOCKS; nn++) {
+            clear(SharedMemBuffer::getData()->Sdata.PRN_TEXT[nn]);
+        }
+        return 0;
+    }
+
+    return 1; // no text in buffer
+}
+
+uint8_t gpi_chk4remainingText(void) {
+    // retval: 0: no more textline left (to send)  >0: nr of 64byte-blocks
+    return SharedMemBuffer::getDataConst()->prn.pDataBuff;
+}
+
+// ---------------------------------------------------------------------------------
+//   11.4.23 neu, Kommando direkt an "FastDevice"-protokoll senden, nicht mehr umsetzen
+// ---------------------------------------------------------------------------------
+
+/* convention: use simple (not rotating) FIFO Stack:
+Example: nrOfCmdsInQueue=4 then
+    nextAsynchsendCmd0[0]=cmd1      // was stored as first
+    nextAsynchsendCmd0[1]=cmd2
+    nextAsynchsendCmd0[2]=cmd3
+    nextAsynchsendCmd0[3]=cmd4      // came in as last
+
+    Send: [0] first, then move buffer 1 down:
+    nextAsynchsendCmd0[0]=cmd2
+    nextAsynchsendCmd0[1]=cmd3
+    nextAsynchsendCmd0[2]=cmd4
+    nextAsynchsendCmd0[3]=0;
+    nrOfCmdsInQueue=3 now
+*/
+
+void sendFDcmd_clrStack(void) {
+    clear(SharedMemBuffer::getData()->FDShort.wrCmd);
+    clear(SharedMemBuffer::getData()->FDShort.rdCmd);
+    clear(SharedMemBuffer::getData()->FDShort.blkNr);
+    clear(SharedMemBuffer::getData()->FDShort.para1);
+    clear(SharedMemBuffer::getData()->FDShort.para2);
+    clear(SharedMemBuffer::getData()->FDShort.para3);
+    clear(SharedMemBuffer::getData()->FDShort.para4);
+    SharedMemBuffer::getData()->FDShort.cmdsInQueue = 0;
+}
+
+bool sendFDcmd_set(uint8_t nextWrCmd, uint8_t nextRdCmd, uint8_t blockNum,
+                   uint8_t dat1, uint8_t dat2, uint8_t dat3, uint8_t dat4) {
+    // write Command to memory, wait for transport
+    int const c = SharedMemBuffer::getDataConst()->FDShort.cmdsInQueue;
+    if (c < FDCMD_STACKDEPTH) {
+        SharedMemBuffer::getData()->FDShort.wrCmd[c] = nextWrCmd;
+        SharedMemBuffer::getData()->FDShort.rdCmd[c] = nextRdCmd;
+        SharedMemBuffer::getData()->FDShort.blkNr[c] = blockNum;
+        SharedMemBuffer::getData()->FDShort.para1[c] = dat1;
+        SharedMemBuffer::getData()->FDShort.para2[c] = dat2;
+        SharedMemBuffer::getData()->FDShort.para3[c] = dat3;
+        SharedMemBuffer::getData()->FDShort.para4[c] = dat4;
+        SharedMemBuffer::getData()->FDShort.cmdsInQueue = (c + 1);
+        return true;                // ok, will be sent
+    }
+    qCritical() << "cannot save cmd because stack is full";
+    return false; // not possible
+}
+
+bool sendFDcmd_get(uint8_t *nextWrCmd, uint8_t *nextRdCmd, uint8_t *blockNum,
+                   uint8_t *dat1, uint8_t *dat2, uint8_t *dat3, uint8_t *dat4) {
+
+    int const c = SharedMemBuffer::getDataConst()->FDShort.cmdsInQueue;
+
+    if ((c > 0)  && (c <= FDCMD_STACKDEPTH)) {
+        *nextWrCmd = SharedMemBuffer::getDataConst()->FDShort.wrCmd[c];
+        *nextRdCmd = SharedMemBuffer::getDataConst()->FDShort.rdCmd[c];
+        *blockNum = SharedMemBuffer::getDataConst()->FDShort.blkNr[c];
+        *dat1 = SharedMemBuffer::getDataConst()->FDShort.para1[c];
+        *dat2 = SharedMemBuffer::getDataConst()->FDShort.para2[c];
+        *dat3 = SharedMemBuffer::getDataConst()->FDShort.para3[c];
+        *dat4 = SharedMemBuffer::getDataConst()->FDShort.para4[c];
+
+        // move Puffer down by one element
+        for (int m = 0; m < c-1; ++m) {
+            int const n = m + 1;
+            SharedMemBuffer::getData()->FDShort.wrCmd[m] = SharedMemBuffer::getDataConst()->FDShort.wrCmd[n];
+            SharedMemBuffer::getData()->FDShort.rdCmd[m] = SharedMemBuffer::getDataConst()->FDShort.rdCmd[n];
+            SharedMemBuffer::getData()->FDShort.blkNr[m] = SharedMemBuffer::getDataConst()->FDShort.blkNr[n];
+            SharedMemBuffer::getData()->FDShort.para1[m] = SharedMemBuffer::getDataConst()->FDShort.para1[n];
+            SharedMemBuffer::getData()->FDShort.para2[m] = SharedMemBuffer::getDataConst()->FDShort.para2[n];
+            SharedMemBuffer::getData()->FDShort.para3[m] = SharedMemBuffer::getDataConst()->FDShort.para3[n];
+            SharedMemBuffer::getData()->FDShort.para4[m] = SharedMemBuffer::getDataConst()->FDShort.para4[n];
+        }
+        SharedMemBuffer::getData()->FDShort.cmdsInQueue = c - 1;
+        return true;                // ok, will be sent
+    }
+    return false;           // not possible
+}
+
+uint8_t check4FDshortCmd(void) { // returns number of waiting command, max FDCMD_STACKDEPTH
+    return SharedMemBuffer::getDataConst()->FDShort.cmdsInQueue;
+}
+
+
+uint8_t check4freeFDshortCmd(void) { // returns number of free places in short-command stack
+    return FDCMD_STACKDEPTH - SharedMemBuffer::getDataConst()->FDShort.cmdsInQueue;
+}
+
+void longFDcmd_clrStack(void) {
+    clear(SharedMemBuffer::getData()->FDLong.wrCmd);
+    clear(SharedMemBuffer::getData()->FDLong.rdCmd);
+    clear(SharedMemBuffer::getData()->FDLong.blkNr);
+    clear(SharedMemBuffer::getData()->FDLong.length);
+    clear(SharedMemBuffer::getData()->FDLong.para);
+    SharedMemBuffer::getData()->FDLong.cmdsInQueue = 0;
+}
+
+bool longFDcmd_set(uint8_t nextWrCmd, uint8_t nextRdCmd, uint8_t blockNum,
+                   uint8_t length, uint8_t const *data) {
+    // write Command to memory, wait for transport
+    // data buffer size always 64! data[64], padded with 0
+    int const c = SharedMemBuffer::getDataConst()->FDLong.cmdsInQueue;
+
+    if (c > 0 && c <= FDLONG_STACKDEPTH) {
+        SharedMemBuffer::getData()->FDLong.wrCmd[c] = nextWrCmd;
+        SharedMemBuffer::getData()->FDLong.rdCmd[c] = nextRdCmd;
+        SharedMemBuffer::getData()->FDLong.blkNr[c] = blockNum;
+        SharedMemBuffer::getData()->FDLong.length[c] = length;
+        memcpy((char *)SharedMemBuffer::getData()->FDLong.para[c],
+               (char const *)data,
+                sizeof(SharedMemBuffer::getDataConst()->FDLong.para[0]));
+
+        SharedMemBuffer::getData()->FDLong.cmdsInQueue = c + 1;
+        return true;                // ok, will be sent
+    }
+    qCritical() << "cannot save cmd because stack is full";
+    return false;           // not possible
+}
+
+bool longFDcmd_get(uint8_t *nextWrCmd, uint8_t *nextRdCmd, uint8_t *blockNum,
+                   uint8_t *length, uint8_t *data) {
+
+    int const c = SharedMemBuffer::getDataConst()->FDLong.cmdsInQueue;
+
+    if (c > 0 && c <= FDLONG_STACKDEPTH) {
+        *nextWrCmd = SharedMemBuffer::getDataConst()->FDLong.wrCmd[c];
+        *nextRdCmd = SharedMemBuffer::getDataConst()->FDLong.rdCmd[c];
+        *blockNum  = SharedMemBuffer::getDataConst()->FDLong.blkNr[c];
+        *length    = SharedMemBuffer::getDataConst()->FDLong.length[c];
+        memcpy((char *)data,
+               (char const *)SharedMemBuffer::getDataConst()->FDLong.para[c],
+                sizeof(SharedMemBuffer::getDataConst()->FDLong.para[0]));
+
+        // move Puffer down by one element
+        for (int m = 0; m < c-1; ++m) {
+            int const n = m + 1;
+            SharedMemBuffer::getData()->FDLong.wrCmd[m] = SharedMemBuffer::getDataConst()->FDLong.wrCmd[n];
+            SharedMemBuffer::getData()->FDLong.rdCmd[m] = SharedMemBuffer::getDataConst()->FDLong.rdCmd[n];
+            SharedMemBuffer::getData()->FDLong.blkNr[m] = SharedMemBuffer::getDataConst()->FDLong.blkNr[n];
+            SharedMemBuffer::getData()->FDLong.length[m] = SharedMemBuffer::getData()->FDLong.length[n];
+            memcpy((char *)SharedMemBuffer::getData()->FDLong.para[m],
+                   (char const *)SharedMemBuffer::getData()->FDLong.para[n],
+                   sizeof(SharedMemBuffer::getDataConst()->FDLong.para[0]));
+        }
+        SharedMemBuffer::getData()->FDLong.cmdsInQueue = c - 1;
+        return true;                // ok, will be sent
+    }
+
+    qCritical() << "cannot save cmd because stack is full";
+    return false;           // not possible
+}
+
+uint8_t check4FDlongCmd(void) { // returns number of waiting command
+    return SharedMemBuffer::getDataConst()->FDLong.cmdsInQueue;
+}
+
+uint8_t check4freeFDlongCmd(void) { // returns number of free places in command stack
+    return FDLONG_STACKDEPTH - SharedMemBuffer::getDataConst()->FDLong.cmdsInQueue;
+}
--- a/src/serial_port_thread.cpp
+++ b/src/serial_port_thread.cpp
@@ -0,0 +1,15 @@
+#include "serial_port_thread.h"
+
+
+SerialPortThread::SerialPortThread(QObject *parent)
+    : QThread(parent) {
+    this->setObjectName("SerialPortThread");
+}
+
+SerialPortThread::~SerialPortThread() {
+    m_loop.quit();
+}
+
+void SerialPortThread::run() {
+    m_loop.exec();
+}
--- a/src/serial_port_worker.cpp
+++ b/src/serial_port_worker.cpp
@@ -0,0 +1,244 @@
+#include "serial_port_worker.h"
+#include "serial_port_thread.h"
+
+#include <QDebug>
+#include <QCoreApplication>
+
+std::atomic<uint8_t> Command::m_nextSendBufferIndex{0};
+std::atomic<uint8_t> Command::m_nextRecvBufferIndex{0};
+char Command::m_sendBuffers[256][SEND_BLOCK_SIZE]{{0}};
+char Command::m_recvBuffers[256][SEND_BLOCK_SIZE]{{0}};
+
+uint32_t Command::getNextCommandPriority(uint8_t priorityClass) {
+    static std::atomic<std::uint32_t> priority_1{0};
+    static std::atomic<std::uint32_t> priority_2{1000000000};
+    static std::atomic<std::uint32_t> priority_3{2000000000};
+    static std::atomic<std::uint32_t> priority_4{3000000000};
+    switch (priorityClass) {
+    case PRIORITY_1:
+        return priority_1.fetch_add(1);
+    case PRIORITY_2:
+        return priority_2.fetch_add(1);
+    case PRIORITY_3:
+        return priority_3.fetch_add(1);
+    case PRIORITY_4:
+        return priority_4.fetch_add(1);
+    }
+    return -1;
+}
+
+char *Command::getNextSendBuffer() {
+    uint8_t const nextIndex = m_nextSendBufferIndex.fetch_add(1);
+    return &m_sendBuffers[nextIndex][0];
+}
+
+char *Command::getNextRecvBuffer() {
+    uint8_t const nextIndex = m_nextRecvBufferIndex.fetch_add(1);
+    return &m_recvBuffers[nextIndex][0];
+}
+
+Command::Command(uint16_t cmdId, uint8_t sendBufferLength,
+                 uint8_t recvBufferLength, uint8_t priorityClass)
+    : m_priority(getNextCommandPriority(priorityClass))
+    , m_priorityClass(priorityClass)
+    , m_cmdId(cmdId)
+    , m_sendBuffer(Command::getNextSendBuffer())
+    , m_recvBuffer(Command::getNextRecvBuffer())
+    , m_sendBufferLength(sendBufferLength)
+    , m_recvBufferLength(recvBufferLength) {
+    memset(m_sendBuffer, 0x00, sizeof(m_sendBuffers[0]));
+}
+
+Command::Command()
+    : m_priority(0)
+    , m_priorityClass(0)
+    , m_cmdId(0)
+    , m_sendBuffer(0)
+    , m_recvBuffer(0)
+    , m_sendBufferLength(0)
+    , m_recvBufferLength(0) {
+}
+
+/**
+* \brief Constructor for SerialPort
+*
+* @date 08.11.2022 – first draft.
+*
+*/
+SerialPortWorker::SerialPortWorker(QString portName, enum QSerialPort::BaudRate baudRate, QObject *parent)
+    : QThread(parent)
+    , m_serialPort()
+    , m_serialPortOpened(false)
+    , m_portName(portName)
+    , m_baudRate(baudRate)
+    , m_bytesWritten(0) {
+    this->setObjectName("SerialPortWorker");
+
+    foreach (const QSerialPortInfo &info, QSerialPortInfo::availablePorts()) {
+        if (!info.isNull()) {
+            qDebug() << "Name .......... " << info.portName();
+            qDebug() << "Description ... " << info.description();
+            qDebug() << "Manufacturer .. " << info.manufacturer();
+            qDebug() << "SerialNumber .. " << info.serialNumber();
+            if (info.hasProductIdentifier()) {
+                qDebug() << "Product-ID .... " << info.productIdentifier();
+            }
+            if (info.hasVendorIdentifier()) {
+                qDebug() << "Vendor-ID ..... " << info.vendorIdentifier();
+            }
+            qDebug() << "Location ...... " << info.systemLocation();
+
+            if (info.portName() == m_portName) {
+                m_serialPortInfo = info;
+            }
+        }
+    }
+
+    if (m_serialPortInfo.portName() == m_portName) {
+        m_serialPort.setPort(m_serialPortInfo);
+        m_serialPort.setPortName(m_portName);
+        m_serialPort.setDataBits(QSerialPort::Data8);
+        m_serialPort.setParity(QSerialPort::NoParity);
+        m_serialPort.setStopBits(QSerialPort::OneStop);
+        m_serialPort.setFlowControl(QSerialPort::NoFlowControl);
+        m_serialPortOpened = m_serialPort.open(QIODevice::ReadWrite);
+    }
+}
+
+SerialPortWorker::~SerialPortWorker() {
+    closeSerialPort();
+}
+
+void SerialPortWorker::run() {
+    SerialPortThread serialPortThread;
+    this->moveToThread(&serialPortThread); // not really necessary
+
+    // Note: because this thread is moved to serialPortThread, the event loop
+    // used will be the one of serialPortThread (this-thread does not even have one).
+    // This is the only purpose of serialPortThread.
+    serialPortThread.start();
+
+    connect(&m_serialPort, SIGNAL(readyRead()), this, SLOT(getBytesAvailable()));
+    connect(&m_serialPort, SIGNAL(bytesWritten(qint64)), this, SLOT(getNumberOfBytesWritten(qint64)));
+
+    while (m_serialPortOpened) {
+        Command nextCmd = getNextCommand();
+        if (nextCmd.m_cmdId == Command::QUIT_SENTINEL) {
+            break;
+        }
+        QByteArray data(nextCmd.getNextSendBuffer(), nextCmd.m_sendBufferLength);
+        m_bytesWritten = 0;
+        m_serialPort.write(data);
+        // process events in event loop of associated thread
+        serialPortThread.getEventLoop().processEvents(QEventLoop::ExcludeUserInputEvents, TIMEOUT);
+        int maxWaitTime = WAIT_TIME_MAX;
+
+        while (maxWaitTime > 0 && m_bytesWritten < (uint32_t)data.size()) {
+            if (!m_serialPort.waitForBytesWritten(100)) { // wait timeout-ms for the bytes to be written
+                // process events in event loop of associated thread
+                serialPortThread.getEventLoop().processEvents(QEventLoop::ExcludeUserInputEvents, TIMEOUT);
+                maxWaitTime -= TIMEOUT;
+            }
+        }
+        if (m_bytesWritten == (uint32_t)data.size()) { // data written, wait for result
+            if (nextCmd.m_recvBufferLength > 0) {
+                // process events in event loop of associated thread
+                serialPortThread.getEventLoop().processEvents(QEventLoop::ExcludeUserInputEvents, TIMEOUT);
+                maxWaitTime = WAIT_TIME_MAX;
+                while (maxWaitTime > 0 && m_bytesAvailable < nextCmd.m_recvBufferLength) {
+                    if (!m_serialPort.waitForReadyRead(100)) {
+                        // process events in event loop of associated thread
+                        serialPortThread.getEventLoop().processEvents(QEventLoop::ExcludeUserInputEvents, TIMEOUT);
+                        maxWaitTime -= TIMEOUT;
+                    }
+                }
+                uint32_t const bytesAvailable = m_bytesAvailable;
+                if (bytesAvailable == nextCmd.m_recvBufferLength) {
+                    QByteArray result = m_serialPort.read(bytesAvailable);
+                    if (!result.isEmpty() && ((uint32_t)result.size() == bytesAvailable)) {
+                        memcpy(nextCmd.m_recvBuffer, result.data(), bytesAvailable);
+                        insertResult(nextCmd);
+                    }
+                } else {
+                    // error
+                }
+            }
+        } else {
+            // error
+        }
+    } // while (m_serialPortOpened)
+
+    serialPortThread.quit();
+    serialPortThread.wait();
+}
+
+bool SerialPortWorker::openSerialPort() {
+    if (!m_serialPortOpened) {
+        return m_serialPort.open(QIODevice::ReadWrite);
+    }
+    return false; // opening twice is not allowed
+}
+
+void SerialPortWorker::closeSerialPort() {
+    if (m_serialPortOpened) {
+        m_serialPort.close();
+        m_serialPortOpened = false;
+    }
+}
+
+void SerialPortWorker::quit() {
+    Command cmd(Command::QUIT_SENTINEL, 0, 0, Command::PRIORITY_1);
+    insertCommand(cmd);
+}
+
+void SerialPortWorker::insertCommand(Command const &cmd) {
+    {   std::lock_guard<std::mutex> lock(m_sendQueueMutex);
+        m_sendQueue.push(cmd);
+    } // release lock
+    m_sendQueueCondVar.notify_one();
+}
+
+Command SerialPortWorker::getNextCommand() {
+    Command nextCmd;
+    {   std::unique_lock<std::mutex> lock(m_sendQueueMutex);
+        m_sendQueueCondVar.wait(lock, [this]{ return !this->m_sendQueue.empty(); });
+        nextCmd = m_sendQueue.top();
+        m_sendQueue.pop();
+    } // release lock
+    return nextCmd;
+}
+
+void SerialPortWorker::insertResult(Command const &result) {
+    {   std::lock_guard<std::mutex> lock(m_recvQueueMutex);
+        m_recvQueue.push_back(result);
+    } // release lock
+    m_recvQueueCondVar.notify_one();
+}
+
+bool SerialPortWorker::getNextResult(Command &nextResult, int timeout) {
+    bool timed_out = false;
+    {   std::unique_lock<std::mutex> lock(m_recvQueueMutex);
+        if (m_recvQueueCondVar.wait_for(lock, std::chrono::milliseconds(timeout),
+                                    [this]{ return !this->m_recvQueue.empty(); })) {
+            nextResult = m_recvQueue.front();
+            m_recvQueue.pop_front();
+            return true;
+        } else {
+            timed_out = true;
+        }
+    } // release lock
+    return (timed_out == false);
+}
+
+void SerialPortWorker::getBytesAvailable() {
+    m_bytesAvailable += m_serialPort.bytesAvailable();
+}
+
+bool SerialPortWorker::getNumberOfBytesWritten(qint64 bytesWritten) {
+    if (bytesWritten > 0) {
+        m_bytesWritten += (uint32_t)bytesWritten;
+        return true;
+    }
+    return false;
+}
+
--- a/src/shared_mem_buffer.cpp
+++ b/src/shared_mem_buffer.cpp
@@ -0,0 +1,123 @@
+#include "shared_mem_buffer.h"
+
+#include <QDebug>
+#include <QCoreApplication>
+#include <atomic>
+
+#ifdef QT_POSIX_IPC
+    // The POSIX backend can be explicitly selected using the -feature-ipc_posix
+    // option to the Qt configure script. If it is enabled, the QT_POSIX_IPC
+    // macro will be defined. -> we use SystemV shared memory
+#error "QT_POSIX_IPC defined"
+#else
+#include <sys/ipc.h>    // ftok
+#endif
+
+#ifdef __linux__
+#include <unistd.h>
+#endif
+
+#define PROCESS_SHARED (PTHREAD_PROCESS_SHARED)
+
+// std::atomic_bool SharedMemBuffer::__sharedMemLocked{false};
+
+QSharedMemory *SharedMemBuffer::getShm(std::size_t size) {
+    static QSharedMemory shMem;
+    if (size > 0) {
+        static const long nativeKey = ftok("/etc/os-release", 'H');
+        static const QString fkey = std::to_string(nativeKey).c_str();
+        shMem.setKey(fkey);
+        if (!shMem.isAttached()) {
+            if (shMem.create(size)) {
+                // the creator is the owner of the shared-memory segment
+                SharedMemBuffer *shm = (SharedMemBuffer *)(shMem.data());
+                if (shm) {
+                    shm->init = 0;
+                    // mark the shm
+                    memset(shm->appName, 0x00, sizeof(shm->appName));
+                    strncpy(shm->appName,
+                            QCoreApplication::applicationName().toLocal8Bit().constData(),
+                            sizeof(shm->appName)-1);
+                    shm->pid = getpid();
+
+                    // create condition variables plus associated mutexes for
+                    // sending/receiving commands to dc
+                    int r = 0;
+                    if ((r = pthread_mutexattr_init(&shm->sndMtxA)) != 0) {
+                        qCritical() << "init mutex attribute"
+                                    << strerror(errno) << r;
+                    }
+                    if ((r == 0) &&
+                        (r = pthread_mutexattr_setpshared(
+                                &shm->sndMtxA, PTHREAD_PROCESS_SHARED) != 0)) {
+                        qCritical() << "set s-mutex attribute to process shared"
+                                    << strerror(errno) << r;
+                    }
+                    if ((r == 0) &&
+                        (r = pthread_mutex_init(&shm->sndMtx,
+                                                &shm->sndMtxA) != 0)) {
+                        qCritical() << "init s-mutex" << strerror(errno) << r;
+                    }
+                    if ((r == 0) &&
+                        (r = pthread_condattr_init(&shm->sndCndA) != 0)) {
+                        qCritical() << "init s-mutex" << strerror(errno) << r;
+                    }
+                    if ((r == 0) &&
+                        (r = pthread_condattr_setpshared(
+                                &shm->sndCndA, PTHREAD_PROCESS_SHARED) != 0)) {
+                        qCritical() << "init s-cond attribute to process shared"
+                                    << strerror(errno) << r;
+                    }
+                    if ((r == 0) &&
+                        (r = pthread_cond_init(&shm->sndCndV,
+                                               &shm->sndCndA) != 0)) {
+                        qCritical() << "init s-condvar" << strerror(errno) << r;
+                    }
+
+                    if ((r = pthread_mutexattr_init(&shm->rcvMtxA)) != 0) {
+                        qCritical() << "init r-mutex attribute"
+                                    << strerror(errno) << r;
+                    }
+                    if ((r == 0) &&
+                        (r = pthread_mutexattr_setpshared(
+                                &shm->rcvMtxA, PTHREAD_PROCESS_SHARED) != 0)) {
+                        qCritical() << "set r-mutex attribute to process shared"
+                                    << strerror(errno) << r;
+                    }
+                    if ((r == 0) &&
+                        (r = pthread_mutex_init(&shm->rcvMtx,
+                                                &shm->rcvMtxA) != 0)) {
+                        qCritical() << "init r-mutex" << strerror(errno) << r;
+                    }
+                    if ((r == 0) &&
+                        (r = pthread_condattr_init(&shm->rcvCndA) != 0)) {
+                        qCritical() << "init r-mutex" << strerror(errno) << r;
+                    }
+                    if ((r == 0) &&
+                        (r = pthread_condattr_setpshared(
+                                &shm->rcvCndA, PTHREAD_PROCESS_SHARED) != 0)) {
+                        qCritical() << "init r-cond attribute to process shared"
+                                    << strerror(errno) << r;
+                    }
+                    if ((r == 0) &&
+                        (r = pthread_cond_init(&shm->rcvCndV,
+                                               &shm->rcvCndA) != 0)) {
+                        qCritical() << "init s-condvar" << strerror(errno) << r;
+                    }
+                    shm->init = 1;
+                }
+                return &shMem;
+            } else {
+                if (shMem.error() == QSharedMemory::AlreadyExists) {
+                    if (shMem.attach()) {
+                        return &shMem;
+                    }
+                }
+            }
+            qCritical() << shMem.nativeKey() << shMem.key() << shMem.data()
+                        << shMem.error() << shMem.errorString();
+            return nullptr;
+        }
+    }
+    return &shMem;
+}
--- a/src/storeINdata.cpp
+++ b/src/storeINdata.cpp
--- a/src/tslib.cpp
+++ b/src/tslib.cpp
@@ -0,0 +1,598 @@
+#include "tslib.h"
+#include <QThread>
+
+//tslib::tslib()
+//{
+
+
+//}
+
+
+/*
+uint16_t tslib::uchar2uint(uint8_t Highbyte, uint8_t Lowbyte)
+{
+    uint16_t uitmp;
+    uitmp=0;
+    uitmp |= uint8_t(Highbyte);
+    uitmp<<=8;
+    uitmp |= uint8_t(Lowbyte);
+    return uitmp;
+}
+
+uint8_t tslib::uint2uchar(uint16_t uival, bool getHighB)
+{
+    // getHighB: low=GetLowByte
+    uint16_t uitmp=uival;
+    if (getHighB==0)
+        return uint8_t(uitmp);
+    uitmp>>=8;
+    return uint8_t(uitmp);
+
+}*/
+
+uint16_t uchar2uint(char Highbyte, char Lowbyte)
+{
+    uint16_t uitmp;
+    uitmp=0;
+    uitmp |= uint8_t(Highbyte);
+    uitmp<<=8;
+    uitmp |= uint8_t(Lowbyte);
+    return uitmp;
+}
+
+uint16_t uchar2uint(uint8_t Highbyte, uint8_t Lowbyte)
+{
+    uint16_t uitmp;
+    uitmp=0;
+    uitmp |= uint8_t(Highbyte);
+    uitmp<<=8;
+    uitmp |= uint8_t(Lowbyte);
+    return uitmp;
+}
+
+uint32_t uchar2ulong(uint8_t Highbyte, uint8_t MHbyte, uint8_t MLbyte, uint8_t Lowbyte)
+{
+    uint32_t ultmp=0;
+
+    ultmp |= uint8_t(Highbyte);
+    ultmp<<=8;
+    ultmp |= uint8_t(MHbyte);
+    ultmp<<=8;
+    ultmp |= uint8_t(MLbyte);
+    ultmp<<=8;
+    ultmp |= uint8_t(Lowbyte);
+    return ultmp;
+}
+
+uint8_t uint2uchar(uint16_t uival, bool getHighB)
+{
+    // getHighB: low=GetLowByte
+    uint16_t uitmp=uival;
+    if (getHighB==0)
+        return uint8_t(uitmp);
+    uitmp>>=8;
+    return uint8_t(uitmp);
+
+}
+
+
+uint8_t ulong2uchar(uint32_t ulval, uint8_t getBytNr)
+{
+    // getBytNr: 0=LSB  3=MSB
+    uint32_t ultmp=ulval;
+    if (getBytNr==0)
+        return uint8_t(ultmp);
+    ultmp>>=8;
+    if (getBytNr==1)
+        return uint8_t(ultmp);
+    ultmp>>=8;
+    if (getBytNr==2)
+        return uint8_t(ultmp);
+    ultmp>>=8;
+    return uint8_t(ultmp);
+
+}
+
+void delay(uint16_t MilliSec)
+{
+    QThread::msleep(uint32_t(MilliSec));
+}
+
+
+void GetTimeString(uint8_t hours, uint8_t minutes, uint8_t seconds, uint8_t System12h, uint8_t ShowSec, uint8_t *buf)
+{
+	// Zahlenwerte in String wandeln, 12/24h-Format     // 12byte für buf!
+	uint8_t usa;
+	uint16_t  jj;
+	uint8_t hh, mm, ss, with_sec;
+
+        // buf[0]= ganz linkes Zeichen
+    hh=hours;
+    mm=minutes;
+    ss=seconds;
+
+    // 15.10.12, Plausibilitätsprüfung --------------------------------------------------
+    if (hh>23) hh=0;
+    if (mm>59) mm=0;
+    if (ss>59) ss=0;
+
+    with_sec=ShowSec;
+        for (jj=0; jj<12; jj++) buf[jj]=0;
+        usa = System12h; 		// 1:12h   0:24h
+
+    // Stunden:
+        if (usa)
+    {
+        // 12h System
+        if (hh==0 || hh==12)
+        {
+            // 12AM (Mitternacht) oder 12PM (Mittag)
+                buf[0]=0x31;
+                buf[1]=0x32;
+        } else
+        if (hh<12)
+        {
+            // 1..11AM
+                buf[0]=hh/10+0x30;
+                buf[1]=hh%10+0x30;
+        } else
+        {
+            //13:00 bis 23Uhr
+                buf[0]=(hh-12)/10+0x30;
+                buf[1]=(hh-12)%10+0x30;
+        }
+    } else
+    {
+        // 24h System
+        buf[0]=hh/10+0x30;
+        buf[1]=hh%10+0x30;
+    }
+
+    // Minuten:
+    buf[2]=':';
+    buf[3]=mm/10+0x30;
+    buf[4]=mm%10+0x30;
+
+    jj=5;
+    if (with_sec)
+    {
+        buf[jj++]=':';
+        buf[jj++]=ss/10+0x30;
+        buf[jj++]=ss%10+0x30;
+    }
+    if (usa)
+    {
+        buf[jj++]=' ';
+        if (hh<12)
+            buf[jj++]='A';
+        else
+            buf[jj++]='P';
+        buf[jj++]='M';
+    }
+
+}
+
+// -------------------    ********************************************************************************
+
+void GetDateString(uint8_t day, uint8_t month, uint8_t yearhigh, uint8_t yearlow, uint8_t format, uint8_t sep, uint8_t *buf)
+{
+	// generate date as ascii string from integers day/month/year
+	// yearhigh: 10..29, in europe always 20 (not in arabia!) comes as hex number, e.g. 0x20
+	// format=  0: dd.mm.yyyy   (deutsch)
+	//          1: mm.dd.yyyy   (amerika)
+    //          2: yyyy.mm.dd   (Iran, Dubai)
+    //          3: dd.yyyy.mm
+    //          4: mm.yyyy.dd
+    //          5: yyyy.dd.mm
+        // sep: 0: use . as seperator   1: use / as seperator
+    // return String in *buf      // 11byte für buf!
+
+
+	uint8_t tag, mon, jahr, d10, d1, m10, m1, y1000, y100, y10, y1;
+	uint8_t slash;
+
+
+    y100= (yearhigh & 0x0F)+0x30;
+    y1000=((yearhigh & 0xF0)>>4)+0x30;
+//    if (yearhigh>=20)
+//    {
+//    	y1000='2';
+//        y100=28+yearhigh;   // '0' + (yearhigh-20)
+//    } else
+//    if (yearhigh<20)
+//    {
+//        y1000='1';
+//        y100=38-yearhigh;   // '9' - (19-yearhigh)
+//    }
+
+    tag=day;
+    mon=month;
+    jahr=yearlow;
+
+    if (mon>12 || mon==0) mon=1;           // 23.10.12
+    if (tag>31 || tag==0) tag=1;
+    if (jahr>50 || jahr<11) jahr=1;
+
+    if (sep==0)
+        slash='.';          // slash==0
+    else if (sep==1)
+        slash='/';
+    else
+    if  (sep>=0x20)
+        slash=sep;
+    else
+        slash='.';
+
+    d10 =tag/10;
+    d1  =tag%10;
+    m10 =mon/10;
+    m1  =mon%10;
+    y10 =jahr/10;
+    y1  =jahr%10;
+
+	d10 +=0x30;    // in Asccii wandeln
+	d1  +=0x30;
+	m10 +=0x30;
+	m1  +=0x30;
+	y10 +=0x30;
+    y1  +=0x30;
+
+	switch (format)
+	{
+		    // 0: dd.mm.yyyy
+	    case 0: buf[0]=d10; buf[1]=d1; buf[2]=slash; buf[3]=m10; buf[4]=m1; buf[5]=slash;
+		    buf[6]=y1000; buf[7]=y100; buf[8]=y10; buf[9]=y1; break;
+
+		    // 1: mm.dd.yyyy
+	    case 1: buf[0]=m10; buf[1]=m1; buf[2]=slash; buf[3]=d10; buf[4]=d1; buf[5]=slash;
+		    buf[6]=y1000; buf[7]=y100; buf[8]=y10; buf[9]=y1; break;
+
+		// 2: yyyy.mm.dd
+	    case 2: buf[0]=y1000; buf[1]=y100; buf[2]=y10; buf[3]=y1; buf[4]=slash; buf[5]=m10;
+		    buf[6]=m1; buf[7]=slash; buf[8]=d10; buf[9]=d1; break;
+
+		// 3: dd.yyyy.mm
+	    case 3: buf[0]=d10; buf[1]=d1; buf[2]=slash; buf[3]=y1000; buf[4]=y100;
+		    buf[5]=y10; buf[6]=y1; buf[7]=slash; buf[8]=m10; buf[9]=m1; break;
+
+		// 4: mm.yyyy.dd
+	    case 4: buf[0]=m10; buf[1]=m1; buf[2]=slash; buf[3]=y1000; buf[4]=y100;
+		    buf[5]=y10; buf[6]=y1; buf[7]=slash; buf[8]=d10; buf[9]=d1; break;
+
+		// 5: yyyy.dd.mm
+	    case 5: buf[0]=y1000; buf[1]=y100; buf[2]=y10; buf[3]=y1; buf[4]=slash; buf[5]=d10;
+		    buf[6]=d1; buf[7]=slash; buf[8]=m10; buf[9]=m1; break;
+
+	}
+	buf[10]=0;
+
+
+}
+
+// -------------------    ********************************************************************************
+
+void GetShortDateString(uint8_t day, uint8_t month, uint8_t yearlow, uint8_t format, uint8_t sep, uint8_t *buf)
+{
+	// generate date as ascii string from integers day/month/year
+	// format=  0: dd.mm.yy   (deutsch)
+	//          1: mm.dd.yy   (amerika)
+    //          2: yy.mm.dd   (Iran, Dubai)
+    //          3: dd.yy.mm
+    //          4: mm.yy.dd
+    //          5: yy.dd.mm
+        // sep: 0: use . as seperator   1: use / as seperator
+    // return String in *buf      // 11byte für buf!
+
+
+	uint8_t tag, mon, jahr, d10, d1, m10, m1, y10, y1;
+	uint8_t slash;
+
+
+    tag=day;
+    mon=month;
+    jahr=yearlow;
+
+    if (mon>12 || mon==0) mon=1;           // 23.10.12
+    if (tag>31 || tag==0) tag=1;
+    if (jahr>50 || jahr<11) jahr=1;
+
+    if (sep==0)
+        slash='.';          // slash==0
+    else if (sep==1)
+        slash='/';
+    else if  (sep>=0x20)
+        slash=sep;
+    else
+        slash='.';
+
+    d10 =tag/10;
+    d1  =tag%10;
+    m10 =mon/10;
+    m1  =mon%10;
+    y10 =jahr/10;
+    y1  =jahr%10;
+
+	d10 +=0x30;    // in Asccii wandeln
+	d1  +=0x30;
+	m10 +=0x30;
+	m1  +=0x30;
+	y10 +=0x30;
+    y1  +=0x30;
+
+	switch (format)
+	{
+		    // 0: dd.mm.yyyy
+	    case 0: buf[0]=d10; buf[1]=d1; buf[2]=slash; buf[3]=m10; buf[4]=m1; buf[5]=slash;
+		    buf[6]=y10; buf[7]=y1; break;
+
+		    // 1: mm.dd.yyyy
+	    case 1: buf[0]=m10; buf[1]=m1; buf[2]=slash; buf[3]=d10; buf[4]=d1; buf[5]=slash;
+		    buf[6]=y10; buf[7]=y1; break;
+
+		// 2: yyyy.mm.dd
+	    case 2: buf[0]=y10; buf[1]=y1; buf[2]=slash; buf[3]=m10;
+		    buf[4]=m1; buf[5]=slash; buf[6]=d10; buf[7]=d1; break;
+
+		// 3: dd.yyyy.mm
+	    case 3: buf[0]=d10; buf[1]=d1; buf[2]=slash;
+		    buf[3]=y10; buf[4]=y1; buf[5]=slash; buf[6]=m10; buf[7]=m1; break;
+
+		// 4: mm.yyyy.dd
+	    case 4: buf[0]=m10; buf[1]=m1; buf[2]=slash;
+		    buf[3]=y10; buf[4]=y1; buf[5]=slash; buf[6]=d10; buf[7]=d1; break;
+
+		// 5: yyyy.dd.mm
+	    case 5: buf[0]=y10; buf[1]=y1; buf[2]=slash; buf[3]=d10;
+		    buf[4]=d1; buf[5]=slash; buf[6]=m10; buf[7]=m1; break;
+
+	}
+	buf[8]=0;
+
+
+}
+
+uint16_t tslib_strlen(char *buf)
+{
+    uint16_t nn;
+
+    for (nn=0; nn<0xFFF0; nn++)
+        if (buf[nn]==0)
+            return nn;
+    return 0;
+}
+
+uint16_t tslib_strlen(uint8_t *buf)
+{
+    uint16_t nn;
+
+    for (nn=0; nn<0xFFF0; nn++)
+        if (buf[nn]==0)
+            return nn;
+    return 0;
+}
+
+void tslib_strclr(char *buf, char clrsign, uint16_t len)
+{
+    uint16_t nn;
+
+    for (nn=0; nn<len; nn++)
+        buf[nn]=clrsign;
+
+}
+
+void tslib_strclr(uint8_t *buf, char clrsign, uint16_t len)
+{
+    uint16_t nn;
+
+    for (nn=0; nn<len; nn++)
+        buf[nn]=uint8_t (clrsign);
+
+}
+
+
+void tslib_strcpy(char *srcbuf, char *destbuf, uint16_t len)
+{
+    uint16_t nn;
+
+    for (nn=0; nn<len; nn++)
+        destbuf[nn]=srcbuf[nn];
+
+}
+
+void tslib_strcpy(char *srcbuf, uint8_t *destbuf, uint16_t len)
+{
+    uint16_t nn;
+
+    for (nn=0; nn<len; nn++)
+        destbuf[nn]=uint8_t(srcbuf[nn]);
+
+}
+
+void tslib_strcpy(uint8_t *srcbuf, uint8_t *destbuf, uint16_t len)
+{
+    uint16_t nn;
+
+    for (nn=0; nn<len; nn++)
+        destbuf[nn]=srcbuf[nn];
+
+}
+
+bool tslib_isDecAsciiNumber(char sign)
+{
+    if (sign>=0x30 && sign<=0x39)
+        return true;
+    return false;
+}
+
+bool tslib_isHexAsciiNumber(char sign)
+{
+    if (sign>=0x30 && sign<=0x39)
+        return true;
+    if (sign>=0x61 && sign<=0x66)   // a...f
+        return true;
+    if (sign>=0x41 && sign<=0x46)   // A...F
+        return true;
+    return false;
+}
+
+int tslib_getMinimum(int val1, int val2)
+{
+    if (val1<val2)
+        return val1;
+    return val2;
+}
+
+
+
+void tslib_text2array(QByteArray text, char *aray, uint16_t maxArayLen)
+{
+    QByteArray  sloc;
+    int ii, LL=text.length();
+
+    if (LL>maxArayLen) LL=maxArayLen;
+    for (ii=0; ii<LL; ii++)
+    {
+        aray[ii]=text.at(ii);
+    }
+    if (LL==maxArayLen)
+        aray[LL-1]=0;
+    else
+        aray[LL]=0;
+}
+
+
+// -----------------------------------------------------------------------------------------------
+// functions for DeviceController's Bootloader ---------------------------------------------------
+// -----------------------------------------------------------------------------------------------
+/*
+uint16_t tslib_calcCrcCcitt(uint16_t BufLength, uint8_t *buf)
+{
+    uint8_t  nn, B15H, element;
+    uint16_t crc = 0x84cf;
+
+    while (BufLength--)
+    {
+        element = *buf++;
+        for (nn = 0; nn < 8; nn++)
+        {
+            B15H = 0;
+            if(crc & 0x8000)
+                B15H = 1;
+            crc = (crc << 1) | ((element >> (7 - nn)) & 0x01);
+            if (B15H)
+            {
+                crc ^= 0x1021;
+            }
+        }
+    }
+
+    for (nn = 0; nn < 16; nn++)
+    {
+        B15H = 0;
+        if(crc & 0x8000)
+        B15H = 1;
+        crc = (crc << 1) | 0x00;
+        if (B15H)
+        {
+            crc ^= 0x1021;
+        }
+    }
+    return crc;
+
+}
+
+static uint8_t LastBLcmd;   // stored the last sent cmd in order to analys response
+                            // cmd echo'ed: error       cmd or'ed with 0x80: OK
+
+uint8_t tslib_prepareDC_BLcmd(uint8_t Cmd, uint8_t SendDataLength, uint8_t *sendData, uint8_t *outBuf)
+{
+    // make BL protocol, retval = outbuf length (5...133)
+    // bring data in correct form: start always with 0x02   finish with 0x03 and append checksum
+    // 0x02 Cmd < ...sendData ..>  CRC  CRC 0x03
+    // Data length = 0...64
+    // special conversion: if data contain 2 or 3 (STX, ETX) then write two bytes:  0x1B (=ESC) and data|0x80
+    // so maxlength = 5 + 2 x 64 (if all data are 2 or 3)  without 2,3: maxlength = 5 + 64
+
+    uint8_t  myBuf[140], pp=0, nn, uctmp, currLen=0;
+    uint16_t calcCrc;
+
+    tslib_strclr(myBuf, 0, 140);
+
+    myBuf[pp++]=2;    // STX
+    myBuf[pp++]=Cmd;
+    LastBLcmd=Cmd;
+
+    // append data:
+    for (nn=0; nn<SendDataLength; nn++)
+    {
+        uctmp=sendData[nn];
+        if (uctmp==2 || uctmp==3)       // STX or ETX in normal data!
+        {
+            myBuf[pp++]=0x1B;       // ESC
+            myBuf[pp++]=uctmp | 0x80;
+        } else
+            myBuf[pp++]=uctmp;
+    }
+    currLen=pp;
+
+    // calc crc: (over cmd and data, without STX)
+    calcCrc=tslib_calcCrcCcitt(uint16_t(currLen), myBuf);
+    myBuf[pp++]=uint8_t(calcCrc & 0x00FF);
+    myBuf[pp++]=uint8_t((calcCrc>>8) & 0x00FF);
+    myBuf[pp++]=3;
+    currLen=pp;
+
+    return currLen;
+}
+
+// some special commands (right out of bootloader manual)
+uint8_t tslib_readBLversion(uint8_t *sendData)
+{
+    // minimum size of sendData-buffer: 5byte  retval: length
+    uint8_t myBuf[2];
+    tslib_strclr(myBuf, 0, 2);
+    return tslib_prepareDC_BLcmd(0x11, 0, myBuf, sendData);
+}
+
+uint8_t tslib_readFWversion(uint8_t *sendData)
+{
+    // minimum size of sendData-buffer: 5byte  retval: length
+    uint8_t myBuf[2];
+    tslib_strclr(myBuf, 0, 2);
+    return tslib_prepareDC_BLcmd(0x12, 0, myBuf, sendData);
+}
+
+uint8_t tslib_exitBL(uint8_t *sendData)
+{
+    // minimum size of sendData-buffer: 5byte  retval: length
+    uint8_t myBuf[2];
+    tslib_strclr(myBuf, 0, 2);
+    return tslib_prepareDC_BLcmd(0x18, 0, myBuf, sendData);
+}
+
+uint8_t tslib_sendFlashStartAddr2BL(uint32_t startAddr, uint8_t *sendData)
+{
+    // minimum size of sendData-buffer: 13byte    retval: length (9...13)
+    uint8_t myBuf[2];
+    tslib_strclr(myBuf, 0, 2);
+    return tslib_prepareDC_BLcmd(0x11, 0, myBuf, sendData);
+}
+*/
+
+// -----------------------------------------------------------------------------------------------
+
+
+void biox_CopyBlock(uint8_t *src, uint16_t srcPos, uint8_t *dest, uint16_t destPos, uint16_t len)
+{
+    // both buffers starting from pos 0
+    uint16_t xx,yy,zz,ii;
+
+    xx = srcPos;
+    yy = destPos;
+    zz = len;
+
+    for (ii = 0; ii < zz; ++ii)
+    {
+        dest[yy + ii] = src[xx + ii];
+    }
+}