Leveraging the Trinamic TMC2208 stepper motor driver gives Ethersweep ... implemented in KiCAD and FreeCAD, with Arduino covering the firmware and host control side in python.

Closed loop steppers are now finding adoption in a range of cost sensitive applications such as medical and lab automation, ...

This time around, he wanted to move beyond the “module mix-and-match” style of construction, so rather than use an Arduino and stepper shield, he rolled his own controller PCB to hold an ESP32 ...