This article will explore the workings of a relay module and provide a detailed guide on how to interface a single channel relay module with an Arduino.

Connect relays to digital output pins on whatever Arduino via appropriate isolation circuitry, starting at some pin (default 5), sequentially Set the start pin and number of relays at the top of the ...

DO NOT connect in any ways the main power supply that drive the LOAD to the arduino and transistor circuitry! Turn OFF the relay with delay You can use this code example to introduce a delay in your ...

Connecting the LoRa module with Arduino and ESP8266. Control high voltage appliances with LoRa. So if you follow all the steps, you can easily make this Lora Arduino project to control any appliances ...

Hi, I'm Bill. I'm a software developer with a passion for making and electronics. I do a lot of things and here is where I document my learning in order to be able to inspire other people to make ...