We continue to create cool things from scrap materials.
This time we are making a drawing robot on Arduino.

Links to components:
Stepper motor https://aliexpress.ru/item/3265178913...
Arduino Nano https://aliexpress.ru/item/3234183285...
Wires https://aliexpress.ru/item/3248162355...

Files:
https://vk.cc/bVT7Sn wiring diagram for motors and buttons
https://vk.cc/bVTBEo robot control firmware
https://vk.cc/bVTCQn test button firmware
https://vk.cc/bVTGJN Robot project to Autodesk Inventor