Arduino program to handle relays and control them using switches. Single pair of relay and switch are configured in single line. Buttons has debouncing and support for mono- and bi-stable switches.

Features: Hardware components: Arduino, relay module, jumper wires, and external power source Code: Arduino code for controlling the relay based on sensor input or a manual switch Applications: Home ...

Looking for practical Arduino projects? This guide shows how to control a relay from your smartphone using an Arduino Uno — either via Bluetooth or Wi-Fi.

Example code of Arduino interfacing with single channel relay module int relay_pin = 7; void setup() { pinMode(relay_pin,OUTPUT); } void loop() { digitalWrite(relay_pin,HIGH); delay(2000); ...

Upload the UID Scan Code. After dumping the code into Arduino, it will ask you to scan the RFID Card. After scanning, you can able to see the scanned RFID card UID details in the serial monitor at the ...

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 ...