thooge/esp32-nmea2000-obp60
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send/receive zda

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This commit is contained in:
andreas
2021-11-11 18:53:59 +01:00
parent e1e2998a9a
commit 3cd9c5cea6
3 changed files with 104 additions and 14 deletions
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59
lib/nmea2kto0183/N2kDataToNMEA0183.cpp
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@@ -104,6 +104,9 @@ private:
if (! rt){
LOG_DEBUG(GwLog::DEBUG+1,"no handler for %ld",N2kMsg.PGN);
}
else{
//LOG_DEBUG(GwLog::DEBUG+1,"handled %ld",N2kMsg.PGN);
}
}
virtual void toJson(JsonDocument &json)
{
@@ -860,6 +863,60 @@ private:
return;
}
void HandleSystemTime(const tN2kMsg &msg){
unsigned char sid=-1;
uint16_t DaysSince1970=N2kUInt16NA;
double SecondsSinceMidnight=N2kDoubleNA;
tN2kTimeSource TimeSource;
if (! ParseN2kSystemTime(msg,sid,DaysSince1970,SecondsSinceMidnight,TimeSource)){
LOG_DEBUG(GwLog::DEBUG,"unable to parse PGN %d",msg.PGN);
return;
}
updateDouble(boatData->SecondsSinceMidnight,SecondsSinceMidnight);
if (DaysSince1970 != N2kUInt16NA) boatData->DaysSince1970->update(DaysSince1970,sourceId);
if (boatData->DaysSince1970->isValid() && boatData->SecondsSinceMidnight->isValid()){
tNMEA0183Msg nmeaMsg;
nmeaMsg.Init("ZDA",talkerId);
char utc[7];
double seconds=boatData->SecondsSinceMidnight->getData();
int hours=floor(seconds/3600.0);
int minutes=floor(seconds/60) - hours *60;
int sec=floor(seconds)-60*minutes-3600*hours;
snprintf(utc,7,"%02d%02d%02d",hours,minutes,sec);
nmeaMsg.AddStrField(utc);
tmElements_t timeParts;
tNMEA0183Msg::breakTime(tNMEA0183Msg::daysToTime_t(boatData->DaysSince1970->getData()),timeParts);
nmeaMsg.AddUInt32Field(tNMEA0183Msg::GetDay(timeParts));
nmeaMsg.AddUInt32Field(tNMEA0183Msg::GetMonth(timeParts));
nmeaMsg.AddUInt32Field(tNMEA0183Msg::GetYear(timeParts));
if (boatData->Timezone->isValid()){
int hours=boatData->Timezone->getData()/60;
int minutes=boatData->Timezone->getData() - 60 *hours;
nmeaMsg.AddDoubleField(hours,1,"%02.0f");
nmeaMsg.AddDoubleField(minutes,1,"%02.0f");
}
else{
nmeaMsg.AddEmptyField();
nmeaMsg.AddEmptyField();
}
SendMessage(nmeaMsg);
}
}
void HandleTimeOffset(const tN2kMsg &msg){
uint16_t DaysSince1970 =N2kUInt16NA;
double SecondsSinceMidnight=N2kDoubleNA;
int16_t LocalOffset=N2kInt16NA;
if (!ParseN2kLocalOffset(msg,DaysSince1970,SecondsSinceMidnight,LocalOffset)){
LOG_DEBUG(GwLog::DEBUG,"unable to parse PGN %d",msg.PGN);
return;
}
updateDouble(boatData->SecondsSinceMidnight,SecondsSinceMidnight);
if (DaysSince1970 != N2kUInt16NA) boatData->DaysSince1970->update(DaysSince1970,sourceId);
if (LocalOffset != N2kInt16NA) boatData->Timezone->update(LocalOffset,sourceId);
}
void registerConverters()
{
@@ -879,6 +936,8 @@ private:
converters.registerConverter(128275UL, &N2kToNMEA0183Functions::HandleLog);
converters.registerConverter(127245UL, &N2kToNMEA0183Functions::HandleRudder);
converters.registerConverter(130310UL, &N2kToNMEA0183Functions::HandleWaterTemp);
converters.registerConverter(126992UL, &N2kToNMEA0183Functions::HandleSystemTime);
converters.registerConverter(129033UL, &N2kToNMEA0183Functions::HandleTimeOffset);
#define HANDLE_AIS
#ifdef HANDLE_AIS
converters.registerConverter(129038UL, &N2kToNMEA0183Functions::HandleAISClassAPosReport); // AIS Class A Position Report, Message Type 1