DynamicTransmission

void SendN2KTransmissionParam() {
    static unsigned long TransmissionUpdated=millis();
    tN2kMsg N2kMsg;
    if (TransmissionUpdated+TransmissionUpdatePeriod<millis()) {
        TransmissionUpdated=millis();
        SetN2kTransmissionParameters(N2kMsg,1,N2kTG_Forward,TransmissionOilPressure(),
                                    TransmissionOilTemperature(),0x0);
        NMEA2000.SendMsg(N2kMsg);
    }
}

inline void SetN2kTransmissionParameters(tN2kMsg &N2kMsg, unsigned char
EngineInstance, tN2kTransmissionGear TransmissionGear,
                      double OilPressure, double OilTemperature,
                      bool flagCheck=false,       bool
flagOverTemp=false,         bool flagLowOilPressure=false, bool
flagLowOilLevel=false,
                      bool flagSailDrive=false) {
   unsigned char DiscreteStatus1=0;

   if (flagCheck) DiscreteStatus1 |= B00000001;
   if (flagOverTemp) DiscreteStatus1 |= B00000010;
   if (flagLowOilPressure) DiscreteStatus1 |= B00000100;
   if (flagLowOilLevel) DiscreteStatus1 |= B00001000;
   if (flagSailDrive) DiscreteStatus1 |= B00010000;
   SetN2kPGN127493(N2kMsg, EngineInstance, TransmissionGear,
OilPressure, OilTemperature,DiscreteStatus1);
NMEA2000.SendMsg(N2kMsg);
}