Unified time base now so both GVRET and Socketcan devices yield timestamps in microseconds since the program started or clear was pressed, fixed frames per second display, fixed timestamps for sent frames

connections/canconmanager.h

@@ -20,6 +20,9 @@ public:
 
     CANConnection* getByName(const QString& pName) const;
 
+    uint64_t getTimeBasis();
+    void resetTimeBasis();
+
     int getNumBuses();
 
     /**
@@ -46,6 +49,7 @@ private:
     static CANConManager*  mInstance;
     QList<CANConnection*>  mConns;
     QTimer                 mTimer;
+    uint64_t               mTimestampBasis;
 };
 
 #endif // CANCONNECTIONMODEL_H