Upload the code to your Arduino board using the Arduino IDE. Open the Serial Monitor to view the potentiometer value and LED brightness. Adjust the potentiometer to see the LED brightness change ...

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 ...

The official Arduino IDE is a dour piece of software designed for uploading code to the ubiquitous and super-cool micro controller. It is a standalone, non-networked app that isn't very pretty to ...