Here: http://www.sparkfun.com/datasheets/GPS/NMEA%20Reference%20Manual-Rev2.1-Dec0 7.pdf
Or here: http://www.ekf.de/c/cgps/cg2/inf/nmea_reference_manual.pdf SiRF Proprietary Binary Protocol Manual: http://www.usglobalsat.com/downloads/SiRF_Binary_Protocol.pdf Or search on (SiRF) NMEA Reference Manual; it returns 14,600 entries. Charles Elliott > -----Original Message----- > From: questions-bounces+elliott.ch=verizon....@lists.ntp.org > [mailto:questions-bounces+elliott.ch=verizon....@lists.ntp.org] On > Behalf Of David Taylor > Sent: Tuesday, February 12, 2013 5:25 AM > To: questions@lists.ntp.org > Subject: Re: [ntp:questions] NTP NMEA driver > > On 12/02/2013 09:54, Rob wrote: > [] > > You are describing implementation details in some particular > receiver. > > Why not read the actual specs of the protocol instead? > [] > > Do you have the URL of the official $GPZDA protocol, please? Is it any > more than the receiver's best guess, given that there is no "locked" > indicator? > > Oh, and a URL which the mere mortal can read: > http://www.nmea.org/pub/0183/ => no permission. > -- > Thanks, > David > Web: http://www.satsignal.eu > > _______________________________________________ > questions mailing list > questions@lists.ntp.org > http://lists.ntp.org/listinfo/questions _______________________________________________ questions mailing list questions@lists.ntp.org http://lists.ntp.org/listinfo/questions