Design a controller that will make a motor spin, but occasionally remove the drive signal and measure the speed of the the motor by measuring the back emf.
Design a stepper motor controller.
Design a motor controller for constant current drive.
Design a controller that will make a motor spin, but occasionally remove the drive signal and measure the speed of the the motor by measuring the back emf.
Design a stepper motor controller.
Design a motor controller for constant current drive.