I’ve always wanted to build my own drawing bot and after finally receiving the last parts in the mail, I finally got it working!

It still requires a whole lot of tweaking before it can draw advanced stuff, but I’ll get there eventually.

Hardware: Arduino with motor shield
Motors: Nema 17 and SG90
Design files: http://www.thingiverse.com/thing:798076
Software: https://github.com/MarginallyClever/Makelangelo
Firmware: https://github.com/MarginallyClever/Makelangelo-firmware