Yo Hans!

On Fri, 20 Feb 2026 22:48:36 +0100
Hans Mayer <[email protected]> wrote:

> I realised for example that the value for CFG-UART1OUTPROT-NMEA is
> set during/after restart of the gpsd process.

Documented behavior.

gpsd, unless you tell it otherwise, will try to change settings in
you receiver to improve the data collection.

If you do not want this, then use the "-p"/"--passive" option to gpsd.

> My impression is that the process initialise some parameter at start.
> Is there anywhere a list of modified parameters ?

It is in the gpsd logs.  The code is in driver/driver_ubx.c.

RGDS
GARY
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Gary E. Miller Rellim 109 NW Wilmington Ave., Suite E, Bend, OR 97703
        [email protected]  Tel:+1 541 382 8588

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