Hi Michael, > Your GPRMC sentence is reporting that you do not have a valid position, > and your GPGGA sentence is invalid. Make sure that the GPS is gathering > valid position fixes so it will output data that the NMEA driver can use.
You are right, I was running the GPS in simulation mode. Unfortunatelly I get the same symptoms (but slightly different logs) when going outside in "real mode", this time using a Garmin eTrex. IoEvent occurred refclock_gtraw: fd 1780 time 3385809530.752634 timecode 126 ,A,5938.7568,N,01706.7636,E,0.0,0.0,170407,3.6,E,A*12 $GPRMB,A,,,,,,,,,,,,A,A*0B $GPGGA,133722,5938.7568,N,01706.7636,E,1,06 nmea: gpsread 122 ,A,5938.7568,N,01706.7636,E,0.0,0.0,170407,3.6,E,A*12$GPRMB,A,,,,,,,,,,, ,A,A*0B$GPGGA,133722,5938.7568,N,01706.7636,E,1,06 adj_systime: adj 0.000000000 -> remaining residual 0.000000000 IoEvent occurred refclock_gtraw: fd 1780 time 3385809531.663943 timecode 13 $GPRMC,133724 nmea: gpsread 13 $GPRMC,133724 nmea: timecode 13 $GPRMC,133724 adj_systime: adj 0.000000000 -> remaining residual 0.000000000 IoEvent occurred refclock_gtraw: fd 1780 time 3385809532.765526 timecode 126 ,A,5938.7571,N,01706.7634,E,0.0,0.0,170407,3.6,E,A*1E $GPRMB,A,,,,,,,,,,,,A,A*0B $GPGGA,133724,5938.7571,N,01706.7634,E,1,06 nmea: gpsread 122 ,A,5938.7571,N,01706.7634,E,0.0,0.0,170407,3.6,E,A*1E$GPRMB,A,,,,,,,,,,, ,A,A*0B$GPGGA,133724,5938.7571,N,01706.7634,E,1,06 adj_systime: adj 0.000000000 -> remaining residual 0.000000000 IoEvent occurred refclock_gtraw: fd 1780 time 3385809533.666823 timecode 13 $GPRMC,133726 nmea: gpsread 13 $GPRMC,133726 nmea: timecode 13 $GPRMC,133726 adj_systime: adj 0.000000000 -> remaining residual 0.000000000 refclock_transmit: at 18 127.127.20.2 addto_syslog: clock GPS_NMEA(2) event 'clk_fault' (0x03) peer GPS_NMEA(2) event 'event_peer_clock' (0x85) status 'unreach, conf, 3 events, event_peer_clock' (0x8035) poll_update: at 18 127.127.20.2 flags 1221 poll 4 burst 0 last 18 next 33 Can anyone see if anything is wrong with the incoming NMEA stream causing the clk_fault? Regards Roger _______________________________________________ questions mailing list [email protected] https://lists.ntp.isc.org/mailman/listinfo/questions
