1k to reduce current draw...
If you can't find wire with high enough resistance,
then you could also drop supply voltage to the wire to e.g. 1volt.
And measure with the A/D connected to the same voltage (Aref to external).
Leo..
1k to reduce current draw...
If you can't find wire with high enough resistance,
then you could also drop supply voltage to the wire to e.g. 1volt.
And measure with the A/D connected to the same voltage (Aref to external).
Leo..