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 ...

Arduino LED Fader. September 19, 2020 by T.K. Hareendran Comments 0. ... (PWM) techniques to control the brightness of light emitting diodes (LEDs) in many of my microcontroller projects. ... The code ...

[Dave] needed some extra light above his desk/workbench area and decided to wire up some RGB LED light strips to brighten the place up a bit. He wasn’t content with using a standard switch to… ...