He’s using an Arduino Mega to drive the 7x7x7 cube and manages ... If you’re looking for a more entry-level Arduino LED cube this 4x4x4 project is just the thing. The cube is able to process ...

It is a pretty common first project to use an Arduino (or similar) to blink an LED. Which, of course, brings taunts of: you could have used a 555! You can, of course, also use any sort of ...