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AK4571 参数 Datasheet PDF下载

AK4571图片预览
型号: AK4571
PDF下载: 下载PDF文件 查看货源
内容描述: USB I / F音频编解码器 [USB I/F Audio CODEC]
分类和应用: 解码器编解码器
文件页数/大小: 54 页 / 309 K
品牌: AKM [ ASAHI KASEI MICROSYSTEMS ]
 浏览型号AK4571的Datasheet PDF文件第22页浏览型号AK4571的Datasheet PDF文件第23页浏览型号AK4571的Datasheet PDF文件第24页浏览型号AK4571的Datasheet PDF文件第25页浏览型号AK4571的Datasheet PDF文件第27页浏览型号AK4571的Datasheet PDF文件第28页浏览型号AK4571的Datasheet PDF文件第29页浏览型号AK4571的Datasheet PDF文件第30页  
ASAHI KASEI  
[AK4571]  
3.3.  
Interface Descriptor # 0  
Standard Audio Control Interface Descriptor  
3.3.1.  
Offset  
Field  
bLength  
bDescriptorType  
Size  
1
1
Value  
0x09  
0x04  
Description  
Size of this descriptor  
INTERFACE descriptor  
0
1
2
3
4
5
6
7
bInterfaceNumber  
bAlternateSetting  
bNumEndpoints  
bInterfaceClass  
bInterfaceSubclass  
bInterfaceProtocol  
1
1
1
1
1
1
0x00  
0x00  
0x00  
0x01  
0x01  
0x00  
Index of this interface  
Index of this setting  
only uses Endpoint 0  
AUDIO  
AUDIO_CONTROL  
not vendor or class specific  
8
IInterface  
1
0x00  
null string  
Table Standard Interface Descriptor  
3.3.2.  
Class -Specific Audio Control Interface Descriptor  
Offset  
Field  
BLength  
bDescriptorType  
bDescriptorSubtype  
BcdADC  
Size  
Value  
0x0A  
0x24  
0x01  
0x0100  
Description  
Size of this descriptor  
CS_INTERFACE  
HEADER subtype  
Revision of class specification – 1.00  
0
1
2
3
1
1
1
2
5
wTotalLength  
2
0x0065  
Total size of class-specific Audio Control  
Interface descriptors 101 byte  
(includes this descriptor)  
7
8
binCollection  
baInterfaceNr(0)  
1
1
0x02  
0x01  
The number of streaming interfaces  
Streaming interface number 1 belongs to  
this audio control interface. IN Interface  
9
baInterfaceNr(1)  
1
0x02  
Streaming interface number 2 belongs to  
this audio control interface. OUT Interface  
MS0153-J-02  
2003/3  
- 26 -  
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