[Rostislav Persion] wrote a simple Morse Code decoder to run on his Arduino and display the text on an LCD shield. This is probably the simplest decoder possible, and thus its logic is pretty ...

The setup is fairly simple. An old momentary switch (which could easily be used in an actual Morse code setup) activates two pieces of circuitry. The first is a 555 timer circuit that creates an ...

At that time, the telegraph wire was the quickest way to get messages from here to there, using Morse code. He designed a transmitter to send and a receiver to detect radio waves. By the end of ...