You can fade out and fade in the light of an LED automatically by using Arduino and a simple code that is described below. Even though the Arduino board cannot output variable voltage on its digital ...

Code for arduino that makes fade in/out effect after receiving signal from switch, PIR sensor, etc. Default pinout: Pin 9 - main output. That's where you connect your LEDs. Of course you can change ...

blink_vs_fade_1a.ino and blink_vs_fade_1b.ino can by upload for classical Arduino boards... blink_vs_fade_1a1.ino sketch can be upload for ATtiny88 and classical ...