Click the blue text above to follow me～ Recently, a friend asked me to help debug a Bluetooth printer. I had no choice but to take on the task, so I immediately bought an HC-05 Bluetooth module (note that it is HC-05). Below, I will share my debugging method: Power on while pressing the button … Read more
The Linjia M3, which combines strength and aesthetics, has received widespread acclaim since its launch. The long-awaited companion, the Linjia M3 Bluetooth Control Module (hereinafter referred to as “Bluetooth Control Module”), is now officially online!When paired with the Wireless Bluetooth Transmitter Module, the Bluetooth Control Module enables wireless control of mainstream camera functions, allowing direct … Read more
To enable the entire system to be as wireless as possible and reduce the number of connections to the PC, while leaving an interface for future mobile control, I chose the HC-05 Bluetooth module (shown below) to transmit serial control commands via Bluetooth. The usage of this module is referenced from “Arduino—HC-05 Bluetooth Module”. I … Read more
Today we will learn a super practical and interesting little project – Control LED lights via a mobile app using Bluetooth module. This project will not only help you get familiar with the basic GPIO operations of Arduino but also let you understand the practical applications of Bluetooth communication. After completing the project, you can … Read more
This Lenovo E42 laptop has been used for many years since it was released by the company. My E42 might be a budget version, as there are indications on the device that it should have Bluetooth, 3G, and a fingerprint security system among its features. Recently, I bought a Bluetooth module that is claimed to … Read more
Advanced Arduino Guide: Build A Smart Home Control System Using Bluetooth Module Welcome back to the Advanced Arduino Guide series! In previous articles, we learned how to create various interesting projects using different sensors and modules. In this article, we will further expand our knowledge by building a smart home control system that can be … Read more
The BLE 5.3 master-slave integrated Bluetooth module HLK-B26 has a transmission distance of up to 50 meters and a low power consumption of only 53.48μA, used for true Bluetooth-serial transparent transmission. After the B26 incorporates mesh networking technology, what kind of application direction does it expand for the product? Product Introduction HLK-B26 Bluetooth Module The … Read more
The Leige LG-01A is a Bluetooth upgrade module designed for car audio systems. Some car audio systems’ head units or amplifiers do not have Bluetooth functionality, making it impossible to connect a mobile phone to play songs via Bluetooth. However, as long as there is an AUX or RCA input port, you can add the … Read more
HC-05 is a Bluetooth module that connects to the serial port of a microcontroller, allowing the microcontroller to communicate with other devices via Bluetooth. The module itself can operate in master and slave modes and can be used for various applications, such as smart home applications, remote control, data logging applications, robotics,monitoring systems, etc. The … Read more
Why Many Bluetooth Module Manufacturers Choose nRF52832 Currently, Bluetooth low energy (BLE) SOC is a new generation of Bluetooth, showcasing strong market competitiveness due to its low power advantages. Among them, Nordic Semiconductor’s nRF52832 low-power Bluetooth chip is particularly popular. Nordic is a fabless semiconductor company specializing in developing wireless technologies that support the Internet … Read more