[ntp:questions] Assistance with PPS on Windows

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Thu May 5 23:40:39 UTC 2011


BlackLists wrote:
> unruh wrote:
>> Uh, no. There is no way of getting the signal into the
>>  computer with nanosecond accuracy. 1usec is about it.
>> The interrupt service routines, if you use a specialised
>>  driver for some interrupt driven card, will take about
>>  1usec to service the interrupt.
>
> IIRC some BSD variants were claiming to get ~<150ns?

I can't locate the NanoKernel & PPS doc (at least not
 finding the content I remember).

 I'm sure if I were to waste ^W spend enough time searching,
  I would eventually run over it again.

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