Richard,

My A/D board requires three signal lines to/from the GPS receiver. If you
make up a RS232 cable, make sure connect up the 1 pps signal (pin 1) as well
as the transmitter, receiver and ground lines.

Larry Cochrane
Redwood City, PSN

----- Original Message ----- 
From: "Richard Gagnon" 
To: 
Sent: Monday, April 19, 2004 10:05 AM
Subject: GPS serial connection


> Since there is power in my attic, I want to install my GPS receiver near
the
> roof vent at the end of the house and run the cable down to Larry's A/D.
The
> distance is about 100 feet and I think that is too far for RS232. I have
read
> where RS485 is useful for this issue. Any suggestions would be
appreciated.
> Thank you.
>
> Richard Gagnon

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