[lug] Time sync w/GPS or radio
nate at natetech.com
Thu May 15 16:15:10 MDT 2008
Jason Vallery wrote:
> Hi All,
> I'm a bit late to this thread, but I was working on a separate project
> using GPS and came across an interesting product. Garmin makes a
> "puck" GPS receiver that just has a serial cable output on it. It is
> a fairly dumb device that when powered up generates a NMEA 0183 data
> stream on the serial interface. For $70 you can't beat the price.
> You can see it here:
> If you look at the NMEA spec the data stream contains the UTC time.
> It seems like it would be pretty trivial to write up a shell script
> that monitors the serial interface and sets the clock based on the
> incoming data stream.
> I just ordered one and I can't wait to play with it.
The little ones from Deluo work well too.
Tiny, magnetic so they'll stick to the roof of a car (well, most cars
are fiberglass these days, but well... anyway...) and work well.
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