I was just asking myself if there is a code to probe the gps.

Thanks
Regards
Isaac T.

El jue, 14 oct 2021 a las 14:51, Marcus D Leech (<[email protected]>)
escribió:

> Using uhd_usrp_probe is one way. You can also use the sync_to_gps example
> which will balk if there isn’t a GPS.
>
> My recollection is that the PPS light will start blinking once the GPS has
> acquired lock. Which can take 10s of minutes from a cold start.
>
> Sent from my iPhone
>
> > On Oct 14, 2021, at 2:33 PM, Achilleas Anastasopoulos <[email protected]>
> wrote:
> >
> > 
> > I have some questions regarding the operation of X310.
> >
> > 1) How do I know if I have an internal GPSDO (we have 20 USRPs in the
> Lab and I remember we bought some of them with GPSDO). I know that when I
> do "uhd_usrp_probe", a device without GPSDO says "no internal GPSDO
> detected" but in the absence of this message, should I assume there is one
> inside?
> >
> > 2) Upon powering up the USRP and assuming I have an active antenna
> connected in the back side (GPS antenna) input, should I expect that at
> some point the GPS led (front panel) will start blinking? or do I have to
> do something to initiate GPS acquisition?
> >
> > thanks
> > Achilleas
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