[ntp:questions] Re: PPSapi for Windows

James Perrett jrp at soc.soton.ac.uk
Tue Aug 5 14:13:26 UTC 2003


Piotr Trojanek wrote:
> 
> Hi!
> 
> As I was playing last night with Windows2k DDK (driver developement kit),
> I got crazy idea to implement PPSapi for this OS. There is original MS
> serial port driver included in sample code, so it should be possible
> to add PPS functionality, rebuild and install.
> 
> I don't know exactly what timer resolution is avaiable in kernel-mode,
> but ability to timestamp edge of PPS signal in ISR should provide better
> data, than timestamping time-packet in user-mode, as ie. driver 29
> (which was avaiable in WinNT port) does.
> 
> What do you think about this? Does anybody need that? :)
> 
> --
> Piotr Trojanek

While I've created an alternative but less satisfactory solution for my
own purposes I might find it useful if you ever manage to write the
driver.

Cheers.

James.



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