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.

Connect the sensors and Bluetooth module to the Arduino as per the wiring guide. Upload the Arduino Code: Open the provided Arduino sketch (arduino_code.ino) in the Arduino IDE. Replace the sensor ...

Nowadays Most of the equipment which is used in our life is being controlled by our smartphones. So we can make our work easy and we can use this things in many ways. This project is all about ...

The Arduino, Bluetooth module (check your specs, some HC-05, and HC-06 may come on a breakout board expecting 5V), and USB Host shield all run off of 3.3V, but devices you want to plug into the ...

LittleBits is aware of just how intimidating these make-it-yourself gadgets can be, so it has just launched its first software-programmable module, the Arduino at Heart.

SparkFun has just launched the “IoT RedBoard – RP2350” and “IoT RedBoard – ESP32” boards with Arduino UNO R4 form factor based on respectively Raspberry Pi RP2350B + RM2 wireless module and ...