How to run a DC motor? Answered

Your motor has 4 wires. That means the coil needs bi-polar current flow.

Two full wave bridge reversing coil current drivers.

with a 4 step sequence makes a rotating magnetic field that rotates the rotor magnet..

One unusual feature of stepper motors is you cannot start a full speed.. You must begin with a slow step rate and accelerate the stepping gradually...

This is a stepper motor and as such isn't all that easy to run.

https://www.sparkfun.com/tutorials/400