[time-nuts] Re: Knowing when the PPS signal is locked to the satellite.

Markus Kleinhenz Markus.Kleinhenz at izt-labs.de
Wed Jun 22 14:00:51 UTC 2022


Hi Dave,

the UBX-NAV-STATUS and UBX-TIM-TP messages should give you a good
indication.

Regards

Markus


> I am using a NEO-6M to provide a PPS signal for an experiment but I
> need to know when it is locked or not.
>
> Does anyone know if there is a way to find out from either the NMEA
> data stream or via the proprietary protocol ??
>
> At the moment I have it programmed to only provide a PPS signal when
> it is locked (or nothing if not) and monitor
> the PPS signal in the microprocessor, but it's not entirely
> satisfactory and I need a better mechanism.
>
> Dave
>
>
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