There are 16 ADC pins on the Mega2560.
ADC = analog input pin
=0 to <=5V
Just reads voltage.
High input impedance, max current flow ~ 0.5mA.
There are 16 ADC pins on the Mega2560.
ADC = analog input pin
=0 to <=5V
Just reads voltage.
High input impedance, max current flow ~ 0.5mA.