Thankfully, there's an Arduino project to help you out with that — this gesture-controlled system for VLC. It features two ultrasonic sensors mounted on your computer's display monitor (much ...

To build this project, all you need is three main components: an Arduino Uno, a 16x2 LCD, and a push button. You can connect everything to a breadboard to keep it simple.

It’s a simple matter of hooking up the Grid-EYE sensor to the Arduino Uno over I2C, and then spitting out the sensor’s data in a nice visual form on a cheap TFT screen. It’s a great ...