By stacking some small PCBs behind the motor ... encoder, control the motor rotation and listen on the ‘stepper motor driver’ interface pins hooked up to the motion controller upstream. The ...

Makers, developers and Arduino ... your stepper motor applications extremely compact ! – Make sure that you never miss a step again, thanks to the on-board encoder and control algorithm ...

The Arduino has been used for many purposes, and “shields” are available to make many common tasks easier. However, [Nick] wanted a stackable motor driver shield, so he build one himself!.