[ntp:questions] NTP with a Serial PPS

Elio elio.gi at gmail.com
Thu Sep 27 12:48:10 UTC 2007


Chris Adams wrote:

> Yes:
>
> xGPS_NMEA(0)     .GPS.            0 l   62   64  377    0.000  130.107 153.558
> *SHM(0)          .SHM.            0 l   13   16  377    0.000   -0.454   0.379
>
> This is a Trimble SVeeSix (with NMEA firmware) hooked up via a FTDI USB
> to RS232 adapter.  I have to use shmpps because IIRC even if I patch the
> Linux kernel, it doesn't support PPS on USB to RS232 adapters (I'm not
> sure anyone does).
>
> >If yes, whitch SW tools are installed on your pc? Is your environment
> >similar to mine?
>
> Fedora Core Linux 6 (up to date) + shmpps

1) Could you copy the content of your ntp.conf file?
2) Have you installed some drivers for NMEA on your linux pc? (If yes,
have you recompiled your kernel?)
3) Could you copy your shmpps command that you execute in order to run
this software?

Thanks in advance.

Kind Regards,
Elio.



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