[Kim Salmi] created an ASCII-based quadcopter simulation game using an Arduino that displays on the Arduino serial monitor ... [Kim] provides the source code so you use it as a reference ...

Morse code used ... out with an Arduino and a simple microphone. He wrote a basic sketch to read the input from the microphone and output the perceived volume over a Serial monitor as a series ...

The first stage of this project however was to create the basic DIY Arduino wind speed monitor to check that the parts functioned as required and write the code. A quick look online revealed that ...