Tiny Unipolar Stepper Motor Driver Using PIC16F72 Micro-Controller and ULN2003
The Board has been designed to drive mini unipolar stepper motor, PIC16F72 Micro-Controller generate required pulse stream and ULN2003 provide extra punch to driver 4 coils of stepper motor. The board has 4 LEDs to display the stepper coil operation. On board preset (Potentiometer) helps to change the speed of stepper Motor. This board is simple board to understand the
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