O. What is RelayModule Library? If I use it, how easier life will be ? If you have made some Arduino project with Relay Modules, you probably wrote some scattered code for relays. Scattered Code ...

IN - This pin is also called the control pin because it is used to control the output of the relay. COM - is connected to the device you intend to connect. NC - terminal is connected to the COM ...

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 ...

The concept of automation is getting popularity among people these days and many of them control their lighting, climate, etc remotely at their homes. Several microcontrollers or microprocessors can ...

I've been on a mission to unify all my smart devices under one app, and as someone who's running most of his smart devices with ESP32s, the toaster seemed like the next logical step. After all, all I ...

This Global Positioning System (GPS)-based timer is used to turn on and turn off a radio receiver at a specific time. The GPS clock works as the timer for turning on and turning off any digital or ...