The creation of a large-screen, long-range wireless notice board with low operational power is discussed in this study. The suggested configuration employs the LoRa, Arduino Uno, and LoRaWAN protocols ...

A low-cost, high performance solution for single LED control in a matrix LED configuration is presented in this paper. The integrated solutions on the chip market are evaluated and an improved ...

Tobers Multidisplay turns your LED-Matrix display into a widely configurable and customizable message center. For ESP8266 or ESP32 and MAX7219 8x8 LED matrix modules.

LED display of minutes remaining until the next train arrival at my local subway station. Built with a Raspberry Pi and LED MAX7219 Dot Matrix Module.