[ntp:questions] NMEA serial driver using 9600 baud rate

David Lord snews at lordynet.org
Tue Apr 20 14:39:16 UTC 2010

David Lord wrote:
> Chaofu Chen wrote:
>> Hi all, I'm confused that ntp does not support NMEA serial driver 
>> using 9600 baud rate. According to the doc, this should done by 
>> specifing "mode 18"(GGA sentence at speed of 9600bps) in ntp.conf. 
>> while it seems does not work in my case(FreeBSD 7.2R with NTP v4.2.4p5).
>> Any suggestions?
>> thx :)
> Type 22 driver on 4.2.4p6 here doesn't appear to support other
> than 4800.


bit late now, that was a typo and should have been "type 20"

> You could try with gpsd and shm type 28 driver since gpsd should
> auto detect/set baud rate. I didn't have any success with that
> due to poor reception at time I tried and using a not very good
> GPS (GS-BR-304).
> David

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