4×4 Keypad-Based DC Motor Speed Selection using Arduino and Potentiometer_Anurag_Pachauri circuit diagram

4×4 Keypad-Based DC Motor Speed Selection using Arduino and Potentiometer_Anurag_Pachauri

By Anurag Pachauri
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Components used: arduino, arduinouno, keypad, dcmotor, npntransistor, potentiometer, diode, resistor, battery9v

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