relay pin - pin connected to the relay. Expander is supported (see details inseparate section) button pin - pin connected to the button. There can be multiple buttons to the same relay. "<0" for ...

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 ...

Arduino Code for Controlling Linear Actuator. There is software required to automate the functions of the setup. The first part includes making sure that the Arduino pins that trigger the relays are ...

A single-channel relay is an electronic switch that can be controlled by a low-power electrical signal, such as the output from an Arduino microcontroller.By using an Arduino Uno and a single-channel ...

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 ...

Connect VCC and GND pins of HC-05 Bluetooth module to 5V pin and GND pin of Arduino Uno, respectively. And, connect Tx and Rx pins of Bluetooth module to Rx and Tx pins of Arduino Uno, respectively.

Abstract: 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 ...