1-wire sensors: http://en.wikipedia
On Thu, 2010-04-01 at 13:47 +0000, clerew5 wrote:
>
>
>
> --- In nslu2-linux@
> <mwester@...
>
> > I have a slug installed at an old house I have been working to
> > refurbish. It uses a network of one-wire sensors to monitor
> temperature
> > inside, but more importantly it measures the temperature of a few
> water
> > pipes that are prone to freezing, and monitors the very old boiler
> to
> > alert me should it fail.
>
> Eh? What sort of sensor uses one wire?
>
> BTW, I have just wired up some premises with two-core cable, only to
> discover when I came to order the sensors that they needed
> 3-core :-( .
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