Looking for practical Arduino projects? This guide shows how to control a relay from your smartphone using an Arduino Uno — ...

This project demonstrates how to interface a relay module with an Arduino to control high-voltage appliances safely. The setup involves using a relay as a switch, allowing the Arduino to control ...

Project Title: Arduino Nano Bridge for DWIN Display and Relay Board This project provides an Arduino Nano-based solution to act as a bridge between a DWIN display and a relay board, enabling easy ...

The Hackaday Prize 2023 is Sponsored by: Posted in computer hacks, The Hackaday Prize Tagged 2023 Hackaday Prize, adder, ALU, arduino, computer, logic, relay Red Team Blues ...

The IoT and home automation undoubtedly go hand in hand and while there are kits (SmartThings, Insteon, Nexia, etc.) available that can automate homes, they tend to be limited in function and costly.

Circuit and Working Fig. 2 shows the circuit diagram of the automatic school bell. It is built around Arduino Uno R3, 16×2 LCD display with I2C (MOD1), DS3231 RTC, 4×4 matrix keypad, 5V SPDT relay, ...