interface a stepper motor with microcontroller

	Draw the diagram to interface a stepper motor with 8051 microcontroller and explain. Write an 8051 assembly language program to run the stepper motor in both forward and reverse direction with delay.
	Explain 8051 interface with stepper motor?
	Write any four application of stepper motor? How is microcontroller interfaced with stepper motor?
	Explain the working of microprocessor based stepper motor control with suitable circuit diagram