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 ...

Tutsplus has a great tutorial on how to connect an LED to a power source ... resistors, potentiometers, and servos to either a power source or Arduino. With just those components, you can already ...

Raspberry Pi enthusiasts wanting to connect their ... boolean values for LED control and push button status, as well as integer values for data visualization purposes. Arduino Cloud provides ...