PWM DC Motor Control and Display PWM Duty Cycle 0 -255 on 7 seg

PIC 16F877A board PWM DC Motor Control and Display duty cycle 0 to 255 on 7 Seg

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Parts List:

1. PIC 16F877A Micro Controller Board.

2. Connecting wires .

3. DC Motor Small (6Volts)

4.Wheel

H/w Connection Details

Port B connected to 2 KEY INPUT Switch
 RB6  -> sw6  (Increase pwm duty)
 RB7  -> sw7  (decrease pwm duty)

Port D Connected to 7 SEG

 RD0  ->D0

 RD1  -> D1

 RD2  -> D2

 RD3  -> D3

 RD4  -> D4

 RD5  -> D5

 RD6  -> D6

 RD7  -> D7

Port A Connected to 7 SEG Digit

RA0 -> DIGIT 1

RA1 -> DIGIT 2

RA2 -> DIGIT 3

RA3 -> DIGIT 4

To Change Speed of DC Motor Press Key

SW6 -> Decrease PWM Duty

SW7 -> Increase PWM Duty