What’s Wi-Fi Module？
The Wi-Fi module, also known as the serial port Wi-Fi module, belongs to the Internet of Things transport layer. Its function is to convert the serial port or TTL level…
What’s Bluetooth Module?
The Bluetooth module is a PCBA board with integrated Bluetooth function, which is used for short-distance wireless communication. It is divided into a Bluetooth data module and a Bluetooth voice…
Should you choose Bluetooth, ZigBee, or Wi-Fi for home networking?
Friend 1: A gateway also needs to be added when Bluetooth devices are remotely controlled. Bluetooth basically supports Mesh now, but Bluetooth Mesh is still not as stable as ZigBee…
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.…
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…