Enter the ExtraCore library for Arduino, a software library that turns two or more Arduinos into a multi-core microcontroller with more pins than you’ll ever need. The ExtraCore library comes ...

With this in mind, [ElectroSmash] are back at it with another open source offering: the pedalSHIELD MEGA ... Arduino, as well as an output stage which does the DAC-ing from the Arduino’s PWM ...