This is just a fun Arduino project that uses leds connected in circle as a ring to produce a rotation effect. You can adjust the spinning speed with a potentiometer and you can also set a minimum and ...

Sometimes the simplest things in life are the most beautiful. [The Tweaker] has soldered an LED circle on the top of an ATmega328P chip, and it looks great. Using nothing more than some solder, wire, ...

This product is courtesy of It was super easy to make this mobile tracked platform and radio-controlled useful for building ...