We set the potentiometer pin as 0 (A0 on the Arduino Uno board), the CONTROL variable is the voltage that is used to cotrol the led brightness of the speed of the fan. In the setup() function the ...

The most common interactive input control for fading LEDs is a standard potentiometer. However, when you start controlling fade curves via the potentiometer wired to one analogue input of the Arduino, ...

Here’s an altered PCB that gives USB control to an Ikea Dioder. This is a $50 product that comes with four strips each containing nine RGB LEDs. The stock controller has a color selection whe… ...