Patrick Klos wrote: > .... Keep in mind that there is no relationship between the PPS and the > time that the NMEA strings are sent over the (async) serial line except > that the NMEA > messages are EXPECTED to come out BEFORE the next PPS. Of course, that's > not > always the case, but that's a different issue. (we've seen NMEA strings > for one second not show up until AFTER the following PPS causing all kinds > of confusion!)
for the Garmin GPS 18 it's the other way around: the pps pulse precedes the first NMEA sentence output for that second. As far as I can tell the start of the sentence is aligned perfectly with the pulse. Roman Maeder _______________________________________________ questions mailing list [email protected] https://lists.ntp.isc.org/mailman/listinfo/questions
