diff --git a/main/cc_iuc_asynchpos.h b/main/cc_iuc_asynchpos.h
deleted file mode 100755
index 628572e..0000000
--- a/main/cc_iuc_asynchpos.h
+++ /dev/null
@@ -1,113 +0,0 @@
-#ifndef CC_IUC_ASYNCHPOS_H
-#define CC_IUC_ASYNCHPOS_H
-
-/*
- * cc_iuc_asynchpos.c
- *
- * Created: 21.11.2017
- *  Author: Matthias
- */
-
-#include <cstdlib>
-#include <cinttypes>
-
-//#define IUC_ASYCHNPOS_TESTMODE 1
-
-#define IUC_ASYNCHPOS_COINCOIDE_H               0x09
-#define IUC_ASYNCHPOS_COINCOIDE_L               0x78
-#define IUC_ASYNCHPOS_MAX_ARRAY_SIZE	        1024
-#define IUC_ASYNCHPOS_MAX_TX_MESSAGE_SIZE	    300
-#define IUC_ASYNCHPOS_MAX_RX_MESSAGE_SIZE	    10000   // 17000
-#define IUC_ASYNCHPOS_MIN_PACKET_SIZE	        16
-#define IUC_ASYNCHPOS_MIN_BASE_DATA_SIZE        32
-#define IUC_ASYNCHPOS_MIN_BASE_BYTE_DATA_SIZE   16
-#define IUC_ASYNCHPOS_POLYNOME	                0xedb88320	// 0x04C11DB7
-#define IUC_ASYNCHPOS_POLYNOME_INITIAL	        0		    // 0xFFFFFFFF
-#define IUC_ASYNCHPOS_PRINTTIMOUT               1000
-//#define IUC_ASYNCHPOS_RECEIPT_LENGTH 16384
-
-#define STX     0x01
-#define ETX1    0x02
-#define ETX2    0x03
-#define EOT     0x04
-#define ENQ     0x05
-#define ACK1    0x06
-#define ACK2    0x07
-#define DLE     0x10
-#define NAK     0x15
-
-unsigned static char terminalID[IUC_ASYNCHPOS_MIN_BASE_DATA_SIZE];
-unsigned static char terminalAPAK[IUC_ASYNCHPOS_MIN_BASE_DATA_SIZE];
-unsigned static char rxAsynchData[IUC_ASYNCHPOS_MAX_RX_MESSAGE_SIZE];
-unsigned static char terminalSignature[16];
-//unsigned static char messageData[IUC_ASYNCHPOS_MAX_ARRAY_SIZE];
-unsigned static char receiptData[IUC_ASYNCHPOS_MAX_ARRAY_SIZE + 1];
-unsigned static char txAsynchData[IUC_ASYNCHPOS_MAX_ARRAY_SIZE];
-unsigned static char ENQrecieved;
-unsigned static int rxCounter;
-unsigned static int messageLength;
-unsigned static long timeInitalized;
-unsigned static long timeHoldISMAS;
-unsigned static long crcTable[256];
-unsigned static char tableCreated;
-unsigned static int asynchState;
-unsigned static char asynchSessionClosed;
-unsigned static char iuc_asynch_PRNrecieved;
-unsigned static char iuc_asynch_keepAlive;
-unsigned static char iuc_asynch_PrintControl;
-unsigned static char iuc_asynchpos_crc_old;
-unsigned static int iuc_print_counter;
-unsigned static int iuc_asynch_printTimeout;
-unsigned static char iucAsynchpoxDataContext;
-//Prozessdaten - highly private
-struct billAsynchData {
-	unsigned char time[20]; //UCHAR tagValue[] = "2017-12-19 13:40:00";
-	unsigned char id[37];
-	unsigned char printId[129];
-	unsigned char docNr[33];
-	//unsigned char amount[10];
-	//unsigned char token[25];
-	//unsigned char result[8];
-	//unsigned char authCode[7];
-	//unsigned char rrn[13];
-	//unsigned char stan[7];
-	//unsigned char cardtype[33];
-	unsigned char errCode[17];
-	//unsigned char receiptData[IUC_ASYNCHPOS_RECEIPT_LENGTH];
-};
-
-//private
-unsigned int iuc_asynchpos_send(unsigned char packetType, unsigned char* pData, unsigned int length, unsigned char needRTS);
-
-//void iuc_asynchpos_interpretCommand(unsigned int readLength_);
-
-//public
-void iuc_asynchpos_setTerminalID(unsigned char *pID, unsigned int length);
-void iuc_asynchpos_setTerminalAPAK(unsigned char *pAPAK, unsigned int length);
-unsigned char iuc_asynchpos_recieve_serial(unsigned char waitforACK);
-void iuc_asynchpos_init();
-void iuc_asynchpos_handleCommand(unsigned char command, unsigned char status);
-int iuc_asynchpos_checkTime();
-unsigned char iuc_asynchpos_getIsSaleRunning();
-
-//commands
-void iuc_asynchpos_command_ping_terminal(void);
-void iuc_asynchpos_command_Login();
-void iuc_asynchpos_command_Logout();
-void iuc_asynchpos_command_authorize(unsigned int vkPreis);
-void iuc_asynchpos_command_cancel_authorize();
-void iuc_asynchpos_command_close_Document(unsigned char isStorno);
-void iuc_asynchpos_command_print_Result(unsigned char status);
-
-//void iuc_asynchpos_handleCommand(unsigned char command, unsigned char status);
-//void iuc_asynchpos_init();
-//int iuc_asynchpos_checkTime();
-
-//unsigned char iuc_asynchpos_getCurrentStatus();
-
-//int iuc_asynchpos_heartbeat();
-
-
-uint32_t iuc_asynchpos_sub_updateCRC(uint32_t crc, char* pData, size_t len);
-
-#endif