蓝牙BLE ATT剖析
Posted Wireless_Link
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一.概述
The attribute protocol allows a device referred to as the server to expose a setof 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
三.ATT DATA FORMAT
四.PDU总结
1.PUD ID
2.PDU requst and reponse
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