diff --git a/include/datIf.h b/include/datIf.h
index 566f068..c030f71 100644
--- a/include/datIf.h
+++ b/include/datIf.h
@@ -168,6 +168,8 @@ class T_datif : public QObject
     QTimer *datif_trigger;
     uint8_t selectedSlaveAddr;
 
+    bool waitForTestResponse = false;
+
 private slots:
     char datif_cycleSend();
     void StoredRecData();