Repo containing firmware to drive the Pololu Nema 23 item 1477 stepper motor (8.6V, 1A/phase) 190 oz-in torque using the Adafruit 'Big Easy Driver' powered by the A4988 IC. Also included is the computer aided designed parts and assemblies designed in SolidWorks.
Adafruit Feather 32u4 BLE is the MCU on board the apparatus and uses a rotary encoder to create a closed loop feedback system enabling the usage of a PID controller.
Jordan Geurten