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Re: gpsd losing connection to ublox

From: Gary E. Miller
Subject: Re: gpsd losing connection to ublox
Date: Tue, 9 Nov 2021 14:21:02 -0800

Yo Niall!

On Tue, 9 Nov 2021 14:15:52 -0800
Niall Parker <> wrote:

> On 2021-11-09 10:38 a.m., Gary E. Miller wrote:
> > You could try forcing the port speed (-s)  
> Bingo, thank you sir !
> Everything is much better behaved with -s 115200 in GPSD_OPTIONS
> Without it, ubxtool wouldn't even recognize the GPS and the debug log 
> was full of serial speed probe attempts. Occasionally it would find
> it OK, get data but then lose it again.

I think this is fixed in git head.  Would be nice if you can test.

> $ubxtool -p MON-VER -P 29.00 --device /dev/ttyTHS1
>    swVersion EXT CORE 1.00 (71b20c)
>    hwVersion 00190000
>    extension ROM BASE 0x118B2060
>    extension FWVER=TIM 2.01
>    extension PROTVER=29.00
>    extension MOD=ZED-F9T
>    extension GPS;GLO;GAL;BDS
>    extension SBAS;QZSS

Nice part.

> I should probably watch it a few days before declaring fixed but
> looking good so far.

Don't stop watching it.  I suggest ntpviz so you can really understand
how it is performing.

Gary E. Miller Rellim 109 NW Wilmington Ave., Suite E, Bend, OR 97703  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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