How the Bluetooth module works
How the Bluetooth module works
What is the upgrade of Bluetooth 4.0/4.1/4.2/5.0/5.1/5.2？
1. Brief introductionAfter years of development, Bluetooth has been gradually upgraded from the initial version 1.0 to version 5.3. Among them, the version before version 4.0 is classic Bluetooth. Starting…
Does Bluetooth 5.0 support lossless audio?
Yes. Bluetooth 5.0 does not greatly improve the sound quality of audio transmission. The Bluetooth A2DP protocol commonly used in listening to songs belongs to the traditional Bluetooth, so although…
How many devices can Bluetooth connect at the same time?
Seven, Bluetooth can connect up to 7 devices at the same time. However, the types of connected devices should be different, such as Bluetooth headsets, Bluetooth mice, and Bluetooth keyboards.…
Bluetooth HID Protocol Notes
1. Overview The Human Interface Device (HID) defines the protocols, features and usage procedures of Bluetooth in human interface devices. Typical applications include Bluetooth mouse, Bluetooth keyboard, Bluetooth gamepad, etc.…
Eight features of Bluetooth Technology
(1) Bluetooth module is small and easy to integrate: due to the small volume of personal mobile devices, the volume of Bluetooth chips embedded in them should be smaller.(2) Low…
Problems faced by the Internet of things
Although the development of the Internet of things has gradually taken shape in recent years, all countries have invested huge human, material and financial resources in research and development. However,…
Key technologies of IoT
RFID TechnologyWhen it comes to the Internet of things, we have to mention the radio frequency identification (RFID) technology that has attracted much attention in the development of the Internet…
Advantages and development prospects of Bluetooth
Bluetooth technology is an open global standard for wireless data and voice communication. It establishes a special connection for the communication environment between fixed and mobile devices based on low-cost…
BLE technology in wireless communication
At present, more than 100 million devices in the world support Bluetooth technology, of which more than 50% are used on mobile phones. Bluetooth technology is a solution for wireless…