So he started to wonder if he could skip the controller entirely and connect the stepper motor directly to the digital pins of an Arduino. Generally speaking this is a bad idea, but if you’re ...

It’s driven with a stepper motor which can test out combinations so fast that [Startup Chuck] needed to take 240 fps video and slow it down to make sure that the mechanism was behaving properly.

Mikroe has added a smart 85V 10A stepper motor driver to its range of interchangeable 'Click' boards. Called Power Step 2 ...