It also uses digitalRead, which is much slower than reading the port pins directly ... of a rotary encoder decoder (Ben Buxton). While his code seemed overly complex to my untutored eye, for example ...

TheMIDInator MIDI controller has been created by Switch & Lever using an Arduino Mega with its 54 digital IO and 16 analog pins ... MEGA 2560. It uses a few potentiometers, rotary encoders ...

The Arduino Team presented some new products at Maker Faire this weekend. It’s a significant update. The Arduino UNO and Arduino Mega 2560 update ... the kit has PCB modules that include a ...