In this quick Arduino tutorial I will explain how you can control a relay using the Arduino Board, one 1K and one 10K resistors, 1 BC547 transistor, one 6V or 12V relay, one 1N4007 diode and a 12V fan ...

ATtiny85 PWM Primer Tutorial Using Arduino. September 27, 2018 by T.K. Hareendran ... The first is Timer 0, an 8-bit timer capable of phase-correct and fast PWM used for functions such as delay() and ...