Set the start pin and number of relays at the top of the sketch; Flash this sketch to the Arduino; Connect to the Arduino's serial port with 9600 baud; Issue commands like 'r31' to turn relay 3 on, ...

This project provides a GUI for interacting with an LCD connected to an Arduino via the Internet using a TCP server and socket-based communication. With this setup, you can control the LCD remotely ...

The relay board is meant to fit inside the blue box along with the four sockets, so a few holes were drilled for the power and control wires. The entire assemblage was put together and tested out.

VB 6 and earlier gave you interface inheritance and could kind-of be made to look like OO, but many devs produced code that could have been written in VB2, full of goto’s and other crappy practices.

Creating a Bluetooth-controlled device with an Arduino Uno and an HC-05 Bluetooth module enables control of lights or even relays to manage AC appliances wirelessly using an Android smartphone..

Here using ATMEGA 4809 Arduino nano board and Capacitive Soil Moisture Sensor V2, I am trying to make an Automatic drip-irrigation system. Below is my code which is being used in the project. /* code ...