[Reza Naima] has been using an Arduino as the center of his CNC setup for quite some time now. It handles three stepper motors, limiting switches, e-stop, and spindle control. The sketch he’s using ...

CNC machinery, once a piece of workshop exotica, has become such a staple of projects within our sphere as to have become relatively unremarkable. A decent 3D printer can be had without mortgaging a ...