Mini Project: Light-Dependent Relay Control using Arduino. This project involves controlling a relay using a Light Dependent Resistor (LDR) and an Arduino. The system detects the ambient light ...

Arduino Relay Driver Shield Circuit Diagram: In this 3-Channel Relay Driver Circuit, we have used an optocoupler to trigger the NPN transistor which further drives the relay. And optocoupler will be ...

The Arduino sketch turns the relay on/off using one of the Arduino device's Analog Output pins. Set the sketch's outputPin constant to the Analog pin designation for your hardware configuration. In ...

Arduino Due and the Ethernet shield W5100 have the microcontroller, which has enough GPIO pins for the 16 channel relay , or 2x 8-channel relay. Since Due does not have everyone, the prepared source ...

This paper aims to design a digital overcurrent relay with a characteristic of a standard inverse that can comply to the IEC standard 60255. The overcurrent relay which is used to protect one phase of ...

Learn how to build an automatic plant watering system using Arduino UNO R4 WiFi. Step-by-step guide with circuit diagram, code, and ... it has three pins, namely VCC, GND, and Signal (IN) pin. We can ...

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 ...