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.

Arduino UNO - Main microcontroller for the project.; ESP8266/ESP32 - Wi-Fi module for network connectivity.; Bluetooth Module (HC-05/HC-06) - For Bluetooth communication. Relay Module (2-Channel) - To ...

Notifications You must be signed in to change notification settings This project focuses on developing a system that allows the control of an LED using an Android app via Bluetooth. The system ...

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.

Nordic Semiconductor has released a Bluetooth Smart software development kit (SDK) for Arduino-based projects, that is compatible with a range of Arduino, ChipKIT shields that employ the nRF8001 ...

This is a simple project. It uses an Android device to switch an LED driven by the Arduino. Connectivity is provided by the Bluetooth module inserted in the breadboard. But one look at the UI on th… ...

This project uses some sensors and Arduino to design and implement the Affordable Smart ECG Monitoring System. ECG monitoring is now becoming part of everyday life. Through ECG characteristics such as ...