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 ...

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Impulse relay is a viable alternative for lighting control from multiple locations. In modernistic houses and apartments, lighting schemes to control lights from two or more locations are becoming ...

The Elektor LoRa Switch has a nice relay board that can easily be used in Wi-Fi networks if you replace the LoRa part by Wi-Fi. You then get a Wi-Fi Switch. In the March-April 2020 edition of Elektor ...

This board is a two-way relay over WiFi in a compact form factor and with a 3.3v onboard regulator to power the ESP8266. Version 1.2 support four-way boards as well. This board is not using the ...

LED Blinking is a very common and almost first program for every embedded learner or beginner. In which we blink an LED with some delay. So today we are here with the same project, but here we will ...

In this post we are reviewing the ESP-01 Wi-Fi Relay Module. It is one of the cheapest smart switches you can purchase currently for making smart home, internet of things, and other wireless do it ...

In this modern era, the concept of home automation is growing at great speed. Smart systems are being installed in almost every place. Smart Home Systems is a concept in which all the electrical ...