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Re: gpsd killing device adapter

From: Gary E. Miller
Subject: Re: gpsd killing device adapter
Date: Mon, 7 Feb 2022 11:17:41 -0800

Yo Michael!

On Mon, 7 Feb 2022 01:55:31 +0000
Michael Bassi <> wrote:

> I have a device connected to GPIO pins on my device.
> Data should be received on pin10 which is a UART rx pin.
> This I apparently connected to /dev/ttyTHS0

So not a Raspberry Pi.  Raspberry Pi has serial on /dev/ttyAMA0.

> before running the gpsd command, I've got this:
> ls -l /dev/ttyTH0
> crw--w---- 1 root tty 238, <date> /dev/ttyTHS0

You skipped a bunch of steps.  Like what your card is, whe OS, etc.

How about you run gpsdebuginfo, and send the resutls here.  Get it here:

> After running:
> gpsd -D5 -N -n -F /dev/ttyTHS0

The output of that would have been useful too.

> and in a separate window:
> ls -l /dev/ttyTH0
> srwxr-xr-x 1 root <blank> 0, <date> /dev/ttyTHS0

Sounds like a corrupted OS.  What was in dmesg?

> I'm also not getting any data.

What king of GPS?  Can you see the gpsdata with minicom?

> why am I losing the group info and 238? Is these why I'm not seeing
> anything?

Good questions.

> I hope that makes sense.

Not yet.

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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