Ubuntu 16.04 with ntpd using NEMA/PPS..
peter at bsqt.homeip.net
Wed Jul 13 01:43:33 UTC 2016
II just googled... Is this helpful?
# GPS PPS reference
server 127.127.28.1 minpoll 4 maxpoll 4 prefer
fudge 127.127.28.1 refid PPS
it has a max poll to keep the polling interval low... probably wise
for initial testing at least.
It also sets the driver with 'PPS'
On Tue, Jul 12, 2016 at 3:01 PM, Nils Kassube <kassube at gmx.net> wrote:
> Howard Leadmon wrote:
>> server 127.127.20.0 mode 16 minpoll 3 prefer
>> fudge 127.127.20.0 flag1 1 flag2 1 flag3 1 time1 0.0
> AIUI that's the entry for GPS, but you would also need a server for PPS
> server 127.127.22.0 ...
> See "/usr/share/doc/ntp-doc/html/drivers/driver22.html" from the package
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