The coins are counted via infrared sensors wired up to an Arduino, and then pass through a rather lovely maze on their way down to sorting bins at the bottom of the machine.

3d printed Coin Sorting machine with Arduino/ 280 coins per minute / Download all files ... Watch on Posted in Misc Hacks Tagged arduino, bowl feeder, cash, coins, counter, euro, sorter ...

Today, Coin announced that it will offer up an Arduino Bluetooth Low Energy module that's designed to be small and easy to integrate into hardware hacks and products of all kinds.