[time-nuts] Next step up from basic GPS/PPS timekeeping

[Hal Murray]

ncguk at hotmail.co.uk said:
> and building a custom kernel for the Raspberry Pi to include KPPS

What distro are you starting with?

I'm using Debian.  Their kernel includes PPS support, both Wheezy and Jessie.


> I had a DS3231 lying around so, ...

Are you setup to make long term measurements?  It will be interesting to see 
how it drifts.

I was surprised how easy it was to see the big steps in frequency as it 
corrected for temperature changes.
  http://users.megapathdsl.net/~hmurray/time-nuts/Temp-tcxo32khz-a.png



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