It handles three stepper motors, limiting switches, e-stop, and spindle control. The sketch he’s using allows him to stream g-code to the popular prototyping platform, freeing him from needing a ...

So what’s the trick to running a whopping seventeen individual stepper motors directly from the digital pins of an Arduino Mega?

Today in devices that use stepper motors to make beautiful music we present to you this Arduino-powered, Raspberry-Pi containing music box that uses ...