Did you know that you can use Arduino to turn on an LED when you press a button? Well, it is true, you can do this! Leaving the joke aside, let me show how you can achieve this. You will need the ...

You can read the state of a button using Arduino and a few lines of code. The actual state is shown in the Serial ... if you want to and you can even add extra circuitry to turn ON an LED or use a ...

There was a point in time, excruciatingly brief, in which desktop computers often had a large “TURBO” button on their front panel. Some even featured an LED ... the Arduino source code and ...

Let it hit your red LED ... button presses would make it speed up even more. But there are really just the two speeds with the current programming. Inside the cool laser-cut box is an Arduino ...