grbl-servo can be used on Arduino to control an X-Y pen plotter, where the pen is operated by a small servo motor such as an SG90 micro servo. Grbl is a no-compromise, high performance, low cost ...

grbl-servo can be used on Arduino to control an X-Y pen plotter, where the pen is operated by a small servo motor such as an SG90 micro servo. Grbl is a no-compromise, high performance, low cost ...

[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 ...