[Jeremy] tied eight of these buttons to an Arduino Uno to provide a full octave’s worth of notes, and before you jump to the comments to explain that there are 12 notes in an octave, he also ...

The Arduino Uno (and Mega) communicate to your computer ... his build by showing off an Arduinofied ‘cut, copy and paste’ button project as well as a few multimedia controls.

Each of the 14 digital pins on the Arduino Uno can be used as an input or output, using pinMode(), digitalWrite(), and digitalRead() functions. They operate at 5 volts. Each pin can provide or receive ...

you can replace them with bigger LEDs or even a light bulb (paired with a relay for the Arduino Uno). Try a toggle switch instead, so you won't have to keep your hands on the push button.

this joystick shield would be a welcome choice for adding joystick and button control features to a project without having to worry about how to set up a bunch of discrete parts in a small protoboard.

Click the Start button in the bottom-right of the page ... You can only connect one of the following board models: Arduino UNO R4 Minima, Arduino UNO R4 WiFi, Arduino UNO (R3 and older revisions ...