[asterisk-users] Magnetic door locks

[Jay R. Ashworth]

On Thu, Jul 17, 2008 at 07:43:44AM -0500, c james wrote:
> I have an opportunity to interface asterisk with a security system to 
> open their magnetic door locks.  The security system needs a dry contact 
> close upon activation to signal the door.  Has anyone done this before?

Worst case, Ciarcia's Circuit Cellar magazine has an ad this month for
a TCP to RS-232 box for something like 69 bucks; you could probably use
the RTS line to drive a relay.

Cheers,
-- jra
-- 
Jay R. Ashworth                   Baylink                      jra at baylink.com
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