[ntp:questions] TXCO derived PPS and Atom PPS Clock Discipline driver

Maarten Wiltink maarten at kittensandcats.net
Sun Oct 24 20:41:41 UTC 2010


"Maarten Wiltink" <maarten at kittensandcats.net> wrote in message
news:4cc43626$0$81474$e4fe514c at news.xs4all.nl...
> "Nero Imhard" <nim at pipe.nl> wrote in message
> news:4CC40319.7060302 at pipe.nl...

>> [...] A TXCO is a frequency source, and not
>> a time source. ntp's PPS drivers expect a time source. Each pulse
>> should be precisely aligned with the start of a UTC-second.
>>
>> If your PPS pulses are not aligned with UTC, you cannot use the signal
>> as a time source!
>
> Not quite true. If you where in the second the pulse falls, you can.

Curses. If you *know* where in the second the pulse falls, you can.

Groetjes,
Maarten Wiltink





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