Andy Green wrote: > (Determined by pulling it up to 3.3V via a > known resistance and figuring out what the hidden resistance to 0V must > be by the change in voltage)
Off-topic: I actually wonder why there doesn't seem to be any commercially produced measurement device that measures voltage as "X volt source behind a Y ohm resistor", by using just the approach you've described. Would be very handy in a lot of cases ... - Werner
