This slide explains how to control motors by Arduino and Processing.
You can see one of the applications of motor control in this vid:
youtu.be/0nw3DtXrLLI
(Raspberry Pi is used here instead of Arduino)
coma Study Room vol.2
3.22(Sat) 18:00-22:30@Bullet’s
http://coma.io/coma-study-room-vol-2/