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Re: [gpsd-dev] ✘reset "Support UBX NAV-PVT" commit 22a020ec1c2bc85eff68

From: Gary E. Miller
Subject: Re: [gpsd-dev] ✘reset "Support UBX NAV-PVT" commit 22a020ec1c2bc85eff681ecacc6d2bb79fdddc9c
Date: Tue, 5 Sep 2017 19:13:44 -0700

Yo Hal!

On Tue, 05 Sep 2017 18:59:02 -0700
Hal Murray <address@hidden> wrote:

> address@hidden said:
> > I'm back after a rough August volunteering on ther projects.  I
> > updated my RasPi servers and the PPS started going flakey on my
> > uBlox.  Flipping from 0.0 offset to -1.0 offset, and back, every
> > few minutes.   
> I have a setup where the PPS is off by a second.  I've mentioned it
> before, but nobody seemed interested in fixing it.  The problem was
> NMEA stuff overflowing the second boundary, or something like that.

I'm interested now.  Does it still happen?  PPS is rock solid, again,
for me now.

> > Reverting this fixed the problem:  
> In case that fixed my problem, I updated.  No change.
> The device in question is a Sparkfun Venus breakout board connected
> vi a Sparkfun FT232RL breakout board.  I was curious to see how well
> the faster USB speed helped the PPS.

Odd.  What speed are you running the serial port at?  Not gonna work at
4800.  9600 can be marginal.

A high debug lovel log will show me the problem.

Gary E. Miller Rellim 109 NW Wilmington Ave., Suite E, Bend, OR 97703
        address@hidden  Tel:+1 541 382 8588

            Veritas liberabit vos. -- Quid est veritas?
    "If you can’t measure it, you can’t improve it." - Lord Kelvin

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