Distance sensor with LED matrix display on Arduino Nano
First things first, the end product can be viewed here: Parts Arduino (Nano, Uno, whatever fits your need) with a power source HC-SR04 distance sensor MAX7219 based 8×8 LED matrix display 9 connection wires Wiring Lets start with the 8×8 display: VCC to Nano 5V (white) GND to Nano GND […]