I set up a green or a red LED for sensing light
So, which Light EMITTING Diode did you set up to READ light levels?
An LED is an output device. Turn it on, and it emits light. It is not an input device.
I set up a green or a red LED for sensing light
So, which Light EMITTING Diode did you set up to READ light levels?
An LED is an output device. Turn it on, and it emits light. It is not an input device.