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.

Overview This project demonstrates real-time Bluetooth communication between two Arduinos, leveraging an ultrasonic sensor and a buzzer to detect obstacles and provide audible warnings. Designed as a ...

Nordic Semiconductor has launched the Bluetooth Smart Software Development Kit (SDK) for Arduino-based projects. The Bluetooth Smart SDK ports the nRF8001 SDK to an Arduino-compatible set of libraries ...

Introduction In this project we have created a car which is controlled via Bluetooth using a Smartphone. This project helps us to understand the working of Bluetooth module and using it with motors ...

Programming is easy with an on-board Bluetooth module. [Dushyant] ... Arduino Projects ” joelfinkle says: December 12, 2014 at 10:31 am ...

The Arduino gets a Bluetooth attachment and a set of code. ... Voice recognition is a one of the best ways to control Arduino projects, but it's not exactly easy to implement on your own.

The project uses Bluetooth to wirelessly connect the Arduino Nano to the Android phone, which handles image detection and sends movement commands to the servos. This setup includes SG90 servo motors ...

An Arduino can be used to test the life of any battery with less than 5 volts, Boxall says. So, for a quick way to see how much juice your AAA, AA, C, or D batteries have left, build this Arduino ...