蓝牙BLE ATT剖析(一)

时间:2022-07-02 03:27:54

一.概述

The attribute protocol allows a device referred to as the server to expose a set 
of attributes and their associated values to a peer device referred to as the 
client. These attributes exposed by the server can be discovered, read, and 
written by a client, and can be indicated and notified by the server

二.架构

蓝牙BLE ATT剖析(一)

三.ATT DATA FORMAT

蓝牙BLE ATT剖析(一)

四.PDU总结

1.PUD ID

  蓝牙BLE ATT剖析(一)蓝牙BLE ATT剖析(一)

2.PDU requst and reponse

蓝牙BLE ATT剖析(一)

蓝牙BLE ATT剖析(一)

蓝牙BLE ATT剖析(一)