Date: Tue, 5 Jul 2011 12:33:38 +0300 From: Achilleas Mantzios <achill@matrix.gatewaynet.com> To: Bernt Hansson <bernt@bah.homeip.net>, freebsd-multimedia@freebsd.org, freebsd-hardware@freebsd.org Subject: Re: FreeBSD and controlling an alarm via relay Message-ID: <201107051233.39286.achill@matrix.gatewaynet.com> In-Reply-To: <4E12CE42.20305@bah.homeip.net> References: <201107041339.22470.achill@matrix.gatewaynet.com> <4E12CE42.20305@bah.homeip.net>
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Στις Tuesday 05 July 2011 11:41:38 γράψατε: > 2011-07-04 12:39, Achilleas Mantzios skrev: > > Hello, sorry for the cross-post but i believe this question might seat in both lists. > > I am the guy who had the done the old 1.23.3 zoneminder port some years ago, and i am thinking of installing/testing > > the new 1.24.4 port, submitted by bsam@FreeBSD.org. > > Besides the basic functions, i am thinking of re-using some old techniques by which i controlled > > the home alarm via a NC/NO circuit (basically it was an enhanced door contact), > > driven by an old zyXel modem, which in turn was driven by a small perl program driving the com port, and > > which was called by a deamon reading zoneminder shared memory info directly. > > That way i could trigger the alarm system getting into alarm state, whenever zoneminder detected motion, > > in a fully controlled and programmatic way. > > Is this what you you are looking for > > http://www.telldus.se/products/tellstick > No, what i am looking for is for a way to control a NO or NC/EOL switch from FreeBSD. Most probably it must be some kind of relay. I have not used any ever, except once using a zyXel modem to behave like a relay switch in a N/C contact. -- Achilleas Mantzios
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