More testing tips:
- Disable endstops in firmware. It'll freak you out when your motors only move in one direction.
- Test controllers and steppers individually to avoid blowing up more than one thing at a time.
- Here is the quick way of figuring out how to wire your stepper.
- Make sure you order pins with your connecter housing (otherwise you'll be left scrounging for connectors in your computer cases). My fingers still hurt from taking connectors apart.