[time-nuts] Ublox Neo M8T no output on TP2 question, please?

Leo Bodnar leo at leobodnar.com
Fri Jan 18 18:48:58 UTC 2019


Chris, 
Check that you have configured the pulse width and period/frequency switches correctly.
Please post the result of UBX-CFG-TP5 query on TIMEPULSE2 here.
If you are putting Ublox into SAFEBOOT mode you'll see it right away - all navigation tasks are shut down in this mode.
Leo

> From: Chris Wilson <chris at chriswilson.tv>
> I have a Ublox NEO-M8T-0-10 that in the OE state shows no output on
> TP2. If I programme it with the UCentre software for say 500hZ output
> I sill see nothing on TP2. Do I need to pull it high on boot or
> anything to see an output please? I am not probing it with a X10 scope
> probe until after it has booted, so I don't believe it's pulled low on
> boot, although I can't see how a X10 probe setting could pull it
> anyay. TP0 behaves normally and accepts changes in output frequency.
> Otherwise it also seems to generally act correctly. Thanks




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