arduino hdd analog clock - early test

Our eyes are awesome, but unfortunately there are times that they “lie“ to us! This project explores two shortcomings (read optical illusions) from our eyes: the persistence of vision () and Flicker Fusion (). This is made with an old hdd with one platter, an RGB led strip and an infra-red gate. The platter have just one slot. This have two purposes: let the light pass through it to show us the H:M:S poi