This article shows you how to control high-voltage appliances using an . This shield is a great addon for the Arduino UNO board, as it has four relays capable of .You can use a 5V relay to switch the ...

This project provides a graphical user interface (GUI) application built with PyQt5 to control a 4-channel relay module connected to an Arduino board via serial communication. Click the "Upload" ...

Hello and welcome back! In this project, we will learn how to make a simple door lock system using RFID technology. This system is mainly built around the Arduino Nano board. For the locking mechanism ...