Speed Control for DC Motor with Pulse Width Modulation (PWM)

Speed Control for DC Motor with Pulse Width Modulation (PWM)

1. I G. A. P. Raka Agung, S. Huda, I W. Arta Wijaya Department of Electrical Engineering, University of Udayana Bukit Jimbaran, Bali, Indonesia

2. DC motor speed control with pulse width modulation (PWM)

   • method of the infrared remote control
     • TV remote control to send data to ATmega16 microcontroller through the IR receiver

3. Hardware Design

   • -KEY to set the motor rotates to the left
   • +KEY to set the motor rotates to the right
   • keys 1 , 2 , 3 , 4 , 5 , 6 , 7 , 8 , 9 , and 0 to set the motor speed according to the duty cycle program

4. Power Supply Circuit

   • +12 VDC
     • DC Motor, IC L293D
   • +5 VDC
     • ATmega 16, ICTSOP1736, Spedd Sensor

5. System ATmega16 Microcontroller Circuit

   • 11.0592 MHz crystal oscillator
   • Port D: data input infrared signal through pin INT1 and speed sensor DC motor rotation through INT0 pin
   • Port B: adjust the output IC driver L293D
   • Port C: input and output data to the LCD

6. Software Design

   • Flow Diagram

7. RESULTS

   • Results of Testing in Overall

8. JOHANN ANDRÉS ARGÜELLO CRUZ Manuela Beltran University

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