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Speed control of motor using Potentiometer. Whenever we adjust knob of pot the speed will either increase or decrease. We have also used switch to make the motor revolve in clockwise or counter clockwise direction.

Components Used:

  • Arduino Nano – Buy
  • 10k potentiometer
  • Switch
  • L293D IC
  • Motor
  • Jumper Wires – Buy
  • Breadboard – Buy

Circuit Diagram:


I hope this project can help others find their way in the exciting world of electronics.