stratum one on pi 4?

Gary E. Miller gem at
Fri Sep 20 19:41:51 UTC 2019

Yo Paul!

On Fri, 20 Sep 2019 09:54:17 -0700
Paul Theodoropoulos via users <users at> wrote:

> Has anyone on the list successfully gotten a stratum one working
> using__ a Raspberry Pi 4?__ I'm unable to get PPS from an M8T board
> I've been using on a Pi 3 for a while. I think it has something to do
> with the different UART hardware on the pi 4 - there's five uarts to
> the Pi 3's one, and I've had no luck sorting it out. It's probably
> something very simple that's eluding me...

Yours is the first report.  I have been holding off on the Pi 4 until
they fix their layout bugs.

gpsd does nothing special with the Pi, Pi2 and Pi3 uart.  You should be
able to use minicom on the serial port and see the serial GNSS data.

Maybe try ubxtool in direct mode?

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

	    Veritas liberabit vos. -- Quid est veritas?
    "If you can't measure it, you can't improve it." - Lord Kelvin
-------------- next part --------------
A non-text attachment was scrubbed...
Name: not available
Type: application/pgp-signature
Size: 851 bytes
Desc: OpenPGP digital signature
URL: <>

More information about the users mailing list