Question: Sketch a circuit that uses the 8255 PPI to interface a stepper motor to a microprocessor. Then, write an assembly language program so that the

Sketch a circuit that uses the 8255 PPI to interface a stepper motor to a microprocessor. Then, write an assembly language program so that the motor rotates one revolution clockwise followed by another revolution anti-clockwise. Assume that the step angle of the motor is 45

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