Mechanical Counter from Cardboard In today's video I show you how to make fully functional mechanical counter from cardboard!

Watching [Matthias Wandel] fabricate this mechanical counter from scrap wood is just fascinating. He likens the mechanism to the counters you would find on decades-old cassette tape players. You ma… ...

Thus the 1530 digital counter (translated) was born. [DerSchatten13] started out by building his design on a breadboard. He used every I/O pin on an ATtiny2313 to implement his circuit.