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Re: gpsd + ubx

From: Gary E. Miller
Subject: Re: gpsd + ubx
Date: Fri, 5 Jun 2020 09:48:30 -0700

Yo Florian!

On Fri, 5 Jun 2020 09:23:06 +0200
Florian Kiera <> wrote:

> I've "fixed" that zero RTCM3 messages incoming thing.


> It was an error 
> with the rover computer that kept kicking out the M8P's USB Port.
> Some weird usb driver crashes causes that. (only on the rover end)

I'm guessing the ttyACM driver?

> Still, getting all RTCM3 messages ends up in status 2. Also confuses
> me that sometimes a single message is missing entirely (sometimes
> 1005, sometimes 1077, sometimes 1087, sometimes 1230 are completely
> gone even tho CFG-MSG has them allowed; not send by the base)

The missing messages is normal.  See the u-blox doc.  Since the missing
messages issue is resolved, send me another log of the rover gpsd debug

> May the whole issue is too much u-blox related and should be asked in 
> the u-blox forum.

Good luck with that.  Very few answers there, and they certainly do not
support gpsd.

> I just hoped you might've experienced it before or
> met someone who had the same issue.

I have, but not knowing your exact issue hard to match up with the
previously debugged cases.

> If you still got ideas what could
> cause it, please give me a heads up. If I somehow find a solution to
> this I will post it here as well.

Same idea as before, the logs usually have the answer.

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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