Driving stepper motors is a perfect example: you can grab a cheap controller board, hook it up to a microcontroller, and the rest is essentially just software.

The Arduino-based evaluation kit (EVK) is said to supports the evaluation of ROHM Semiconductor’s motor driver devices and enables, facilitates and accelerates customers’ developments. Designed as a ...

Swapping the stepper motors out for a high-speed pair only cost me €40, which makes you wonder why they didn’t just put the right motors on in the first place.