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 ...

How to Use an RGB LED Module Using the Digital Method. This method only works on Arduino boards with a GND pin next to pin 13. Examples are the Uno, Duemilanove, Mega, and Leonardo. If you have an ...

Here, a common cathode 7-segment LED display is connected to Arduino for displaying the digits. The code (Arduino sketch) allows push button increment of the counter from 0 to 9. The whole circuit can ...

I did an 11×132 display using the three 11×44 ARGB LED matrices that scrolls a lot more than 600 characters using an Arduino Nano. This is easy peasy piddly. Yeesh.

This Arduino library allows you to use Deneyap OLED SSD1306 0.96" 128x64 pixel black blue display module with I2C peripheral. You can use this library in your projects with any Arduino compatible ...

Hexadecimal keypad and eight-digit LED display module for use in retro projects like RCBus with TTL-level serial communication. The module has been prepared to work with the popular Arduino ...