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 > _______________________________________________ > USRP-users mailing list -- [email protected] > To unsubscribe send an email to [email protected] _______________________________________________ USRP-users mailing list -- [email protected] To unsubscribe send an email to [email protected]
