luis_xxl:
Simply leave the center pin (+) unplugedyou only need to conect 2 pins:
pin - to GND
pin S to A0central pin (+) leave unconnected
That does not make sense. The LED needs power. If I do that the reading will be 0.
luis_xxl:
Simply leave the center pin (+) unplugedyou only need to conect 2 pins:
pin - to GND
pin S to A0central pin (+) leave unconnected
That does not make sense. The LED needs power. If I do that the reading will be 0.