Re: Help needed with USB GPS device

[Bryan Christianson]

Hi Gavin

> On 29/02/2024, at 11:17, Gavin Davenport <gavdav@gavdav.net> wrote:
> 
>  Relevant fragments in chrony.conf:
> refclock SOCK /run/chrony.ttyS1.sock   refid GPS precision 1e-1 offset 0.9999
> refclock SOCK /run/chrony.pps0.sock      refid PPS precision 1e-7
> 

As Gary said, you don't have PPS with your receiver so the PPS refclock will 
not receive any data.

You have the wrong SOCK name for your GPS reflock - it should be 
/run/chrony.ttyUSB0.sock - i.e. use the device name

To use the SOCK refclocks, you must start chronyd before starting gpsd.

-- 
Bryan Christianson
bryan@whatroute.net