On Wed, Sep 4, 2013 at 8:35 AM, Jim Lux <jim...@earthlink.net> wrote:
> I'm looking for an easy way to get current lat lon, when you've got a > GPS-18 hooked up for NTP. That is, the GPS receiver is there doing it's > NTP thing, so presumably it knows where it is. > > > If NTP is decoding the GPRMC message, it has the lat/lon in it, so how can > I get that info out (in a command line utility, into a file, or some such) > > I don't need millisecond time accuracy.. For now the GPS is just to make > sure that the time is "right". > > > The GPGGA sentence would also do. > > And, I only need the GPS position once within a 30 second interval (it's > not moving, I just want to know where it is). > I would strongly suggest GPSd. It will open the COM port, to auto-detection of speed and model of device, and you can use the builtin utilities to spit out Lat/Lon, Time, number of satellites, etc. A full screen monitor is available: gpsmon. GPSd is: http://catb.org/gpsd/ > All of this with Windows 7. > This is an old port, but should still work: - http://code.google.com/p/gpsd-4-win/ - See also: http://sourceforge.net/apps/mediawiki/travelingsales/index.php?title=Howto/gpsd_on_windows -- Sanjeev Gupta +65 98551208 http://www.linkedin.com/in/ghane _______________________________________________ time-nuts mailing list -- time-nuts@febo.com To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.