In the previous chapter, we stored the current state in a variable and switched the LED operation mode every time the button was pressed.The signals sent to the LED so far have been of two types: HIGH ...

Tetris is unquestionably a game for the ages. Despite its simplicity, someone, somewhere will always find a way to port the game (Translation) to just about any electronic device that can handle it.

There are so many nice hacks in [Joekutz]’s retro LED display project that it’s hard to know where to start. There’s his DIY LED display controlled by an Arduino UNO. To have some text or picture for ...