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Re: [gpsd-dev] refclock 28 gone wacky on me
From: |
Gary E. Miller |
Subject: |
Re: [gpsd-dev] refclock 28 gone wacky on me |
Date: |
Sun, 19 Jun 2016 13:23:00 -0700 |
Yo Mike!
`
On Sun, 19 Jun 2016 15:59:16 -0400
Mike <address@hidden> wrote:
> On 06/10/2016 03:17 PM, Gary E. Miller wrote:
> > Yo Eric!
> >
> > On Fri, 10 Jun 2016 03:49:22 -0400
> > "Eric S. Raymond" <address@hidden> wrote:
> >
> >> That's... very weird. I've never seen it happen.
> > But it would explain some old complaints.
> >
> > Now that we know which Skytraq option it is, I recall always
> > selecting the workaround.
> >
> >> It sounds as though for some crazy reason the GPS is delivering the
> >> PPS pulse late.
> > Not late, as such. Late in the second, but the time stamp of the
> > fix (xxX.940) is pretty close to when actually sent.
> >
> >> I'm hard put to imagine how gpsmon could screw this up.
> > Or Hal with his O-scope.
> >
> > RGDS
> > GARY
> I'm seeing this happen now, PPS is good NMEA is off nearly half a
> sec... NMEA delivery viewed in gpsmon is 0.011 after top of second.
>
> *SHM(1) .PPS. 0 l 10 16 377 0.000 -0.002 0.004
> -SHM(0) .GPS. 0 l 9 16 377 0.000 -496.59 6.661
Looking good. Now add a 0.500 fudge to your ntp.conf. Like this:
server 127.127.28.0
fudge 127.127.28.0 time1 0.500 refid GPS
What do your other chimers in 'ntpq -p show'? Youu still have not confirmmed
which PPS edge you are on. The leading or trailing.
RGDS
GARY
---------------------------------------------------------------------------
Gary E. Miller Rellim 109 NW Wilmington Ave., Suite E, Bend, OR 97703
address@hidden Tel:+1 541 382 8588
pgpIxPOojy5wh.pgp
Description: OpenPGP digital signature
- Re: [gpsd-dev] refclock 28 gone wacky on me, (continued)
- Re: [gpsd-dev] refclock 28 gone wacky on me, Eric S. Raymond, 2016/06/09
- Re: [gpsd-dev] refclock 28 gone wacky on me, Hal Murray, 2016/06/09
- Re: [gpsd-dev] refclock 28 gone wacky on me, Gary E. Miller, 2016/06/09
- Re: [gpsd-dev] refclock 28 gone wacky on me, Hal Murray, 2016/06/10
- Re: [gpsd-dev] refclock 28 gone wacky on me, Eric S. Raymond, 2016/06/10
- Re: [gpsd-dev] refclock 28 gone wacky on me, Hal Murray, 2016/06/10
- Re: [gpsd-dev] refclock 28 gone wacky on me, Eric S. Raymond, 2016/06/10
- Re: [gpsd-dev] refclock 28 gone wacky on me, Hal Murray, 2016/06/10
- Re: [gpsd-dev] refclock 28 gone wacky on me, Gary E. Miller, 2016/06/10
- Re: [gpsd-dev] refclock 28 gone wacky on me, Mike, 2016/06/19
- Re: [gpsd-dev] refclock 28 gone wacky on me,
Gary E. Miller <=
- Re: [gpsd-dev] refclock 28 gone wacky on me, Mike, 2016/06/19
- Re: [gpsd-dev] refclock 28 gone wacky on me, Gary E. Miller, 2016/06/19
- Re: [gpsd-dev] refclock 28 gone wacky on me, Mike, 2016/06/19
- Re: [gpsd-dev] refclock 28 gone wacky on me, Gary E. Miller, 2016/06/19
- Re: [gpsd-dev] refclock 28 gone wacky on me, Hal Murray, 2016/06/19
- Re: [gpsd-dev] refclock 28 gone wacky on me, Gary E. Miller, 2016/06/19
- Re: [gpsd-dev] refclock 28 gone wacky on me, Frank Nicholas, 2016/06/10
- Re: [gpsd-dev] refclock 28 gone wacky on me, Eric S. Raymond, 2016/06/10
- Message not available
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- Re: [gpsd-dev] refclock 28 gone wacky on me, Gary E. Miller, 2016/06/09
- Re: [gpsd-dev] refclock 28 gone wacky on me, Mike, 2016/06/09