If you're going to do that, I think my idea of jury-rigging an X10 device is a whole lot more practical :}
-- William Sutton On Thu, 16 Feb 2006, Brian Bell wrote: > You could use a simple I/O module from a building automation system. > This example is slightly overkill, but it would work. (You would want > either the 982EN-4x or the 983EN-4x (i'd spend the extra 25 and get the > bidirectional I/O ) > http://www.acromag.com/parts.cfm?Model_ID=307&Product_Function_ID=27&Category_ID=22&Group_ID=2 > > The module has a web based interface that you can use to open/close the > wired inputs. It is meant to be tied into a full Modbus protocol > network, but it would serve your needs fine as a standalone. It is not > wireless, so you would need some kind of access point next to it. > > Oh, and its $375. :) But how much would it cost you to rent a trencher??? > > Brian > > > > Greg Brown wrote: > > Here's the situation: the campground that hosts one of my wireless empires > > has a security gate (the kind with an arm that moves up and down). The gate > > is controlled by a garage door remote control and two hard wired buttons. > > Both buttons are broken and the owner can't tear up the road to put down new > > wires for the hard wired buttons. > > > > They want a web-based "button" they can press to raise the gate. I have NO > > EARTHLY IDEA where to start with this. The good news is I have wireless in > > place and a Linux server doing light duty. The only thing I can think that > > would work would be to put a Linux box of some kid (hopefully lightweight, > > an OpenWRT(ish) kind of thing) out in the gate house attached to whatever > > the broken wire was attached to. Then when someone presses the "I'm here > > dammit, raise the gate" button they could web over to that device and press > > a button on a web page that would set power to a serial connection that > > would complete the circuit on the gate controller that would then raise the > > gate. > > > > I have an unused Asus access point that runs OpenWRT AND has two USB ports. > > I don't know anything about programming for USB. Can I use this box and > > power up a wire that would open the gate? What about a wireless attached > > soekris 4501? It at least has a 9 pin serial connector. Any thoughts? > > > > Greg > > > > -- TriLUG mailing list : http://www.trilug.org/mailman/listinfo/trilug TriLUG Organizational FAQ : http://trilug.org/faq/ TriLUG Member Services FAQ : http://members.trilug.org/services_faq/
