The wiper of the 10K potentiometer is wired to A0 of Arduino (5V-A0-GND), while anode (A ... In the next part, I’ll take a look at more elegant LED dimmer/fader project ideas. But only after a while, ...

If we asked you to light up an LED using an Arduino, there’s a good chance ... Finally, arrange the LEDs in an attractive circle around a potentiometer. Wait, how are you going to do that?

then dimmer #3 ramps down to zero, then #2, and finally #1 circuit. Help please.” I only had the Arduino UNO board and a couple of LEDs so this project was not tested completly using the LDR ...