If you’ve been a good little hacker and have been tearing apart old printers like you’re supposed to, you’ve probably run across more than a few stepper ... motors with five or six wires ...

There are a lot of fun projects you can do with stepper ... in a 5 wire motor you’ll only have one wire left. Those motors can only be used in a unipolar configuration, but a 6 or 8 wire motor ...