Connect ultrasonic and relay according to the pin defined in source code. Created DFPlayer as library and can be used in any project.

Arduino Mini Projects This repository contains two Arduino-based electronics projects developed for Smart Method training: Latching Power Switch Using Arduino Motion Sensor LED with Arduino 🔹 Project ...

Instructables user Ardumotive_com has published a new project that explains how to create your very own Arduino powered mini CNC plotter. The Arduino plotter can also be equipped with a Bluetooth ...