Rather than control the voltage, it’s better to control the current passing through the LED directly. The easiest thing to do is add a potentiometer ... be used with an Arduino and I strongly ...

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 ...

Recently, we published an entry-level Arduino project with a single seven ... amount of microcontroller pins necessary to control a display into just eleven or twelve (in place of thirty-two)! The LED ...

You can easily add Internet-based control ... The Arduino sketch sets up the serial connection and then listens for incoming traffic. Whenever it receives a non-zero character an LED will blink.

Using an Arduino Nano microcontroller together with addressable RGB LEDs, the tabletop version of the wall-mounted original Domino clock offers a great way to learn more about controlling LEDs ...

The SW44515 potentiometer switch provides both rotary and push-on/push-off functionality plus LED backlighting. The DPDT switch enables users to specify a value so, at the push of a button ...