The design site for hardware software, ... Below you can see a “CIE1931 Fade” Arduino sketch by Tom Igoe (https://tigoe.github.io). The sketch takes input from a potentiometer and produces a fair LED ...

Once you have uploaded this sketch to your Arduino UNO board, your LEDs should put on a colorful performance. Analog Sensors. In the first sketch, you turned the LED on and off by writing to the ...

The Arduino fading tutorial that uses the program to fade the LED instead of the pot also uses a 220. I’m beginning to think that’s the one they meant to include with this kit but messed up.

You can adjust the spinning speed with a potentiometer and you can also set a minimum and maximum speed in the code. You will need an Arduino board, a potentiometer (I have used a 50K one), as many ...