check out the [IMSAI Guy]’s short video where he designs a very basic stepper motor controller and packs in a lot of quick lessons along the way. (Embedded below.) He first goes over the ...

[Neumi] over on Hackaday.IO wanted a simple-to-use way to drive stepper motors ... and again the basic functionality is there, but some niceties such as motor synchronisation and state querying ...