[simpits-tech] Phidget question - analog inputs

[Roy Coates]

On Thu, 8 Jul 2004, Brian Sikkema wrote:

> Ok, I know this is probably a ridiculously stupid question, but I've been
> looking at the Phidgets webpage the past couple of days, and I had a
> question about analog inputs. What exactly are they measuring? Resistance?
> Voltage? Something else?
>
> I'm interested because I'm looking for the best way to interface 3 position
> switches, and I thought if I could do it using 1 analog channel instead of
> 2/3 digital channels, that would be a good way to go....
>


The analogue phidgets I have use a 5v reference voltage output and a
corresponding input so yes, that would work with a 3-position switch and a
couple of resistors.

Roy.