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.

Arduino-CSharp user interface is an example of Bluetooth control. The user interface, programmed in C#, sends data to an Arduino connected with a Bluetooth module. Based on the received data, the ...

An independent DC power supply system was used for the Arduino/HX711/LED and another for the HC-05 Bluetooth module, to avoid any type of voltage/current change that could oscillate the measurements, ...

The technology is a process that never ends and to improve the quality of any product these technologies are required. Under this article, the blueprint and execution of a cheap, robust as well as ...

If you want to control more than 13 devices, use Arduino Mega. Arduino Nano HC-05 Wireless Bluetooth Serial Transceiver: We need wireless communication in this project, so we will use Bluetooth ...

Arduino Nano RP2040 Connect is interesting due to official Arduino IDE support, and it’s one of the first boards with WiFi & Bluetooth connectivity. One downside us the perfectly capable ESP32 WiSoC ...

So, let’s get started. Components Required 1×Arduino Nano 1×HC-05 Bluetooth Module 1×Solenoid Lock 1×Piezoelectric Buzzer 1×Red LED 5mm 1×Green LED 5mm 1×IRF540N N-Channel MOSFET 1×BC547 NPN ...

It is generally used for interfacing microcontrollers with Smart Phones by using Bluetooth applications. We have seen interfacing of Bluetooth module with other microcontrollers like Arduino, 8051, ...