Here is a simple, yet useful circuit of an Arduino 4-digit 7-segment LED display unit. The module used here is a self-contained, compact common-cathode module containing four 7-segment LED numeric ...

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 ...

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 ...

Learn how to create a simple heart rate monitor using an Arduino Pro Mini, PulseSensor, and OLED display. This ...

Continue reading “Turning A MIDI Sequencer Display Into A Tetris Clone” → Posted in Arduino Hacks , classic hacks , News Tagged 808 , arduino LED array , follow up , sequencer , tetris Search ...

DIY Arduino smart glasses with OLED display 12:47 pm July 27, 2020 By Julian Horsey ...

One user restored and rebuilt his old 386 CPU with new hardware. This includes an Arduino-powered LED display, an SSD, and more.