ATT/GATT PDU
2019-09-04 10:05:11 0 举报AI智能生成
BLE ATT/GATT数据包解析
作者其他创作
大纲/内容
L2CAP Data PDU
0x0004 Attribute Protocol
Attribute Opcode
bit7 Authentication Signature Flag
bit6 Command Flag
0x01 Error Handling
Request Opcode In Error
Attribute Handle In Error
Error Code
0x02 Exchange MTU Request
Client Rx MTU
0x03 Exchange MTU Response
Attribute server receive MTU size
0x04 Find Information Request
Starting Handle
Ending Handle
0x05 Find Information Response
Format
Information Data
0x06 Find By Type Value Request
Attribute Type
Attribute Value
0x07 Find By Type Value Response
Handles Information List
0x08 Read By Type Request
0x09 Read By Type Response
Length
Attribute Data List
Attribute Data
Attribute Handle
0x0A Read Request
0x0B Read Response
0x0C Read Blob Request
Value Offset
0x0D Read Blob Response
Part Attribute Value
0x0E Read Multiple Request
Set Of Handles
0x0F Read Multiple Response
Set Of Values
0x10 Read By Group Type Request
Attribute Group Type
0x11 Read By Group Type Response
End Group Handle
0x12 Write Request
0x13 Write Response
0x52 Write Command
0xD2 Signed Write Command
Authentication Signature
0x16 Prepare Write Request
0x17 Prepare Write Response
Value offset
0x18 Execute Write Request
Flags
0x19 Execute Write Response
0x1B Handle Value Notification
0x1D Handle Value Indication
0x1E Handle Value Confirmation
bit5-0 Method
0x2800 Primary Service
UUID
0x2801 Secondary Service
0x2802 Include
Include Service Attribute Handle
Service UUID
0x2803 Characteristic
Characteristic Properties
Characteristic Value Handle
Characteristic UUID
0x2900 Characteristic Extended Properties
Characteristic ExtendedProperties Bit Field
0x2901 Characteristic User Description
Characteristic UserDescription UTF-8 String
0x2902 Client Characteristic Configuration
CharacteristicConfiguration Bits
0x2903 Server Characteristic Configuration
0x2904 Characteristic Format
Exponent
Unit
Name Space
Description
0x2905 Characteristic Aggregate Format
List of Attribute Handles forthe Characteristic Presenta\u0002tion Format Declarations
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