There’s his DIY LED display controlled by an Arduino UNO. To have some text or picture for the display, he’s wired the output of a Bluetooth speaker directly to the Arduino, and sends it ...

Recently, we published an entry-level Arduino project with a single seven-segment LED display. Although it’s an amazing DIY project, we noted that most of the readers are looking for more advanced ...

This is a simple 0 to 9 counter circuit constructed using Arduino! Here, a common cathode 7-segment LED display is connected to Arduino for displaying the digits. The code (Arduino sketch) allows push ...

This week’s Hacklet focuses on some of the best LED POV displays on Hackaday.io! We start with [EduardoZola] and POV as you type, write on the air. [Eduardo] used an Arduino Nano, a pair of 433 ...

Student Mars Kapadia has created an awesome pair of smart glasses for his school science fair, complete with a transparent OLED display. The wearable smart glasses are controlled by an Arduino ...