Rotary encoder vs potentiometer. A rotary encoder is a wonderful digital alternative to the old analog potentiometers. Rotary encoders are useful as rotation sensors (or selectors) and look similar to ...

There’s something to be said for a bench full of button-festooned test ... with the Arduino, rotary encoder, ... uses a X9C104P 100KOhm 8-bit digital potentiometer as a voltage divider on ...