[ntp:questions] Re: Linux PPS triggering with NMEA

David Schwartz davids at webmaster.com
Mon May 9 21:21:41 UTC 2005


"Bjorn Gabrielsson" <bg at lysator.liu.se> wrote in message 
news:m3ekcgp1u6.fsf at lysator.liu.se...

> "David Schwartz" <davids at webmaster.com> writes:

>>     You don't need the PPSkit because Linux TIOCMIWAIT. However you will 
>> get
>> better accuracy with the PPSkit.
>> http://www.webchat.org/~jk/shm_linux_clock.c

> Does it exist a "gettimeofday()"-version or replacement that gives you
> nano-second resolution from user-space?

    No. It simply allows Linux to use a PPS input.

    DS





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