bluetooth

How to select a suitable BLE Bluetooth module？

Connection distance: select according to the distance, and determine which BLE Bluetooth module can better meet the data transmission requirements according to the distance in the actual application of the…
ble structure

Two chip architectures of BLE

There are two types of chips in the Bluetooth low energy architecture: single-mode chips and dual-mode chips. A Bluetooth single-mode device is a new type of chip in the Bluetooth…
ble structure

The structure of BLE

The structure of BLE is as follows PHY layer: 1Mbps adaptive frequency hopping GFSK (Gaussian frequency shift keying), operating in the license-exempt 2.4GHz frequency band.Connection layer LL: The control chip…
Bluetooth connection

Bluetooth connection process analysis

1. basic conceptThe connection process of Bluetooth is very important, especially for Bluetooth technicians, this is very important. The process of managing it is a compulsory course. Although I have…
wifi module

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…
bluetooth module

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…
bluetooth 5.0

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…