[ale] computer controlled power switches

James P. Kinney III jkinney at localnetsolutions.com
Fri Dec 29 10:14:00 EST 2006


On Fri, 2006-12-29 at 09:48 -0500, Christopher Fowler wrote:
> On Thu, 2006-12-28 at 16:47 -0500, Matt Kubilus wrote:
> > It depends on the type of relay you get.  A normally-open (NO) relay
> > will leave the output connection open unless it recieves and input
> > signal.  A normally-closed (NC) relay would leave the connection
> > closed unless it has a signal.
> > 
> 
> I think you're still screwed.
> 
> With a NC and the computer off the printer or device will turn on
> With a NO and the computer off the printer or device will turn off

Of course if the computer is off, there's no point in bothering with the
status of the network.
> 
> It really depends on the application of the idea but in his case he
> wants to control a modem and if it is anything like my network I want
> that modem controlled independently of my desktop.  With this idea you
> don't get that luxury.  You really need something more intelligent that
> can remember state.

The gumstick systems have a serial port breakout board that would make
for a perfect monitor and control system. gumstix.com
> 
> 
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-- 
James P. Kinney III          
CEO & Director of Engineering 
Local Net Solutions,LLC        
770-493-8244                    
http://www.localnetsolutions.com

GPG ID: 829C6CA7 James P. Kinney III (M.S. Physics)
<jkinney at localnetsolutions.com>
Fingerprint = 3C9E 6366 54FC A3FE BA4D 0659 6190 ADC3 829C 6CA7
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