How to program for Arduino to turn fan on/off. The detail instruction, code, wiring diagram, video tutorial, line-by-line code explanation are provided to help you quickly get started with Arduino.
In the light of the searing summer heat and further motivated by a broken AC at work, I have decided to make a hacked-up electric fan for my cooling needs. The fan is actuated by a DC motor and the speed setting can be changed using a knob potentiometer.