In this quick Arduino tutorial I will explain how you can control a relay using the Arduino Board, one 1K and one 10K resistors, 1 BC547 transistor, one 6V or 12V relay, one 1N4007 diode and a 12V fan ...

In this Lora IoT project tutorial, I have shown how to make the LoRa Arduino ESP8266 control relay from the Blynk IoT platform with real-time feedback. Explained this ESP8266 Arduino Lora IoT-based ...

The article is a tutorial on how to control 16 relay through Arduino microcontroller with Ethernet shield W5100. Hello, I'm going to share again with another project that helps many of you to solve ...

Arduino Uno With Optocoupler Relay is a board based on ATmega328p which is an 8-bit microcontroller from ATMEL. The main purpose of building this board is to use it in COVID-19 and similar kinds of ...