[LinuxPPS] still some offset and jitter though using pps

Udo van den Heuvel udovdh at xs4all.nl
Fri Oct 17 18:54:32 CEST 2008


Nicola Berndt wrote:
> Udo van den Heuvel schrieb:
>> Nicola Berndt wrote:
>>> with some offset and jitter. The offset is in the 20 ms range and the
>>> jitter varies from 0.2 - 1.5 ms.
>>
>> How wide is your PPS pulse?
> 
> 100 ms, but I can set it anywhere inbetween 1 and 1000 ms.

How many HZ is your kernel?

Try a wider pulse.

I have HZ=250 and 200 ms pulse.


Udo



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