This project implements a simple digital oscilloscope using an Arduino Uno microcontroller and a MAX7219 4‑in‑1 8×8 LED Matrix Module. The system samples an analog input signal, converts it into ...
8×8 LED Matrix modules are now widely available, and fortunately they are easy to use with our favorite Arduino microcontroller. 8×8 LED Matrix module have many applications in real life, such as ...
Time and date from NTP on MAX7219 display Temperature and humidity from DHT11 Two NeoPixels at the bottom (rocket-engine style effect) One top LED "antenna" blink (satellite beacon effect) Vintage ...
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