How to build a plotter with Arduino

Full Article :

Opensource.com - https://opensource.com/article/18/3/diy-plotter-arduino

Back in school, there was an HP plotter well hidden in a closet in the science department. I got to play with it for a while and always wanted to have one of my own. Fast forward many, many years. Stepper motors are easily available, I am back into doing stuff with electronics and micro-controllers, and I recently saw someone creating displays with engraved acrylic. This triggered me to finally build my own plotter.

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