[ntp:questions] Consumer GPS question
Wolfgang S. Rupprecht
wolfgang.rupprecht+gnus200702 at gmail.com
Wed Feb 7 17:09:38 UTC 2007
shane-dated-1173382499.fffb68 at cm.nu writes:
> I'm wondering whether this is suitable for NTP sync and what kind of
> accuracy I should expect.
I believe the internal GPS engine is called the US Globalsat EM-406 if
you buy it without the round plastic case and cable. The EM-406 is
documented to have PPS on test point 10 and perhaps pin-6 of its
6-pin I/O header. (Other versions of the
The bad news is that this pin doesn't seem to be brought out on the
normal cable for the br-355.
http://www.usglobalsat.com/item.asp?itemid=4 (cable ps-2 -> db9)
So it doesn't look like you can get PPS out of the unit without making
a new cable and possibly some soldering.
Wolfgang S. Rupprecht http://www.wsrcc.com/wolfgang/
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