So what’s the trick to running a whopping seventeen individual stepper motors directly from the digital pins of an Arduino Mega?

I like this one - a super impressive Arduino-based barometer for measuring air pressure. There's something satisfying about the link with nature, a tangible connection with outside weather.

Barbie’s brain is an Arduino Uno, which also controls the stepper motor that moves her head.

Both the AMIS-30621 and AMIS-30622 integrate a bus connection, positioning and control electronics and a motor driver in a single 32-pin, “near chip-scale” (NQFP) package with a profile of ...

Numerous machines designed with stepper motors for economic reasons could deliver better user experiences if they were quieter, smoother, and more energy-efficient. New control ...