การสร้างอินเวอร์เตอร์สามเฟสด้วย ARDUINO// For Arduino Uno, Nano, Micro Magician, Mini Driver, Lilly Pad and any other board using ATmega 8, 168 or 328** //---------------------------------------------- Set PWM frequency for D5 & D6 ------------------------------- //TCCR0B = TCCR0B & B11111000 | B00000001; // set timer 0 divisor to 1 for PWM frequency of 62500.00 Hz //TCCR0B = TCCR0B & B11111000 | B00000010; // set timer 0 divisor to 8 for PWM frequency of 7812.50 Hz TCCR0B = TCCR0B & B11111000 | B00000011; // set timer 0 divisor to 64 for PWM frequency of 976.56 Hz (The DEFAULT) //TCCR0B = TCCR0B & B11111000 | B00000100; // set timer 0 divisor to 256 for PWM frequency of 244.14 Hz //TCCR0B = TCCR0B & B11111000 | B00000101; // set timer 0 divisor to 1024 for PWM frequency of 61.04 Hz //---------------------------------------------- Set PWM frequency for D9 & D10 ------------------------------ //TCCR1B = TCCR1B & B11111000 | B00000001; // set timer 1 divisor to 1 for PWM frequency of 31372.55 Hz //TCCR1B = TCCR1B & B11111000 | B00000010; // set timer 1 divisor to 8 for PWM frequency of 3921.16 Hz TCCR1B = TCCR1B & B11111000 | B00000011; // set timer 1 divisor to 64 for PWM frequency of 490.20 Hz (The DEFAULT) //TCCR1B = TCCR1B & B11111000 | B00000100; // set timer 1 divisor to 256 for PWM frequency of 122.55 Hz //TCCR1B = TCCR1B & B11111000 | B00000101; // set timer 1 divisor to 1024 for PWM frequency of 30.64 Hz //---------------------------------------------- Set PWM frequency for D3 & D11 ------------------------------ //TCCR2B = TCCR2B & B11111000 | B00000001; // set timer 2 divisor to 1 for PWM frequency of 31372.55 Hz //TCCR2B = TCCR2B & B11111000 | B00000010; // set timer 2 divisor to 8 for PWM frequency of 3921.16 Hz //TCCR2B = TCCR2B & B11111000 | B00000011; // set timer 2 divisor to 32 for PWM frequency of 980.39 Hz TCCR2B = TCCR2B & B11111000 | B00000100; // set timer 2 divisor to 64 for PWM frequency of 490.20 Hz (The DEFAULT) //TCCR2B = TCCR2B & B11111000 | B00000101; // set timer 2 divisor to 128 for PWM frequency of 245.10 Hz //TCCR2B = TCCR2B & B11111000 | B00000110; // set timer 2 divisor to 256 for PWM frequency of 122.55 Hz //TCCR2B = TCCR2B & B11111000 | B00000111; // set timer 2 divisor to 1024 for PWM frequency of 30.64 Hz //For Arduino Mega1280, Mega2560, MegaADK, Spider or any other board using ATmega1280 or ATmega2560** //---------------------------------------------- Set PWM frequency for D4 & D13 ------------------------------ //TCCR0B = TCCR0B & B11111000 | B00000001; // set timer 0 divisor to 1 for PWM frequency of 62500.00 Hz //TCCR0B = TCCR0B & B11111000 | B00000010; // set timer 0 divisor to 8 for PWM frequency of 7812.50 Hz TCCR0B = TCCR0B & B11111000 | B00000011;