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.

In this tutorial, I’ll show you how to send SMS using Arduino UNO R4 and the free CircuitDigest Cloud SMS API. It’s perfect for adding instant mobile alerts to your IoT Projects and Arduino projects.

If you're looking to add wireless communication to your project, the Arduino nRF24L01 module combo is one of the most reliable and cost-effective solutions available. Whether you're building a DIY spy ...

Arduino Traffic Light Control Mini Project is a fun and educational project that teaches kids and beginners how to use Arduino boards to control traffic lights. By using sensors and programming, you ...

Two Continuous Rotation Servo Motors Test with Arduino Uno Project Overview This project demonstrates how to control two continuous rotation servo motors using an Arduino Uno. The aim is to ...

How to Build an Arduino-Based Solar Power Prediction System Using Python & Machine Learning, Part 1 Learn how to build, collect, and analyze real-time data using a low-cost data acquisition device ...

Input and Output Each of the 14 digital pins on the Arduino Uno can be used as an input or output, using pinMode (), digitalWrite (), and digitalRead () functions. They operate at 5 volts. Each pin ...