The potentiometers ... by the simulator code it uses. There’s also four variants of Arduinos: the Uno, Nano, Duemilanove, and the Leonardo. You can use the built-in Arduino IDE — just make ...

This is an easy tutorial showing how you can control the brightness of an LED or adjust the speed of a DC fan using Arduino Board, a small BC547 transistor and a potentiometer. In my example the whole ...