Month: September 2007

Arduino temperature controlled PC Fan

Arduino temperature controlled PC Fan

Our buds at uC Hobby have another “winner” in their “Hobby Parts for Articles” program: Oscar Gonzalez gives us a simple tutorial for speed controlling a PC FAN and reading a LM35 temperature sensor with an Arduino microcontroller. He covers the use of an optocoupler, PWM (Pulse Width Modulation) and reading analog voltages with the […]