CM6502B Datasheet, PDF (16/40 Pages) C-Media Electronics – USB Audio Sound Chip

CM6502 / CM6502B
USB Audio Sound Chip
6.3 Docking Topology
0x01
IT
USB STREAM
0x02
IT
MIC
0x03
IT
LINE-IN
0x04
IT
SPDIF IN
0x0D
FEA
0x0E
FEA
0x05
IT
STEREO MIXER
0x10
MIX
0x09
FEA
0x0A
FEA
0x0B
FEA
0x0C
FEA
0x08
FEA
0x06
OT
SPEAKER
0x0F
SEL
0x07
OT
USB STREAM
Device Descriptor
Offset
Field
0
bLength
1
bDescriptorType
2
bcdUSB
4
bDeviceClass
5
bDeviceSubClass
6
bDeviceProtocol
7
bMaxPacketSize0
8
idVendor
10
idProduct
12
bcdDevice
14
iManufacturer
15
iProduct
16
iSerialNumber
17
bNumConfigurations
Size
1
1
2
1
1
1
1
2
2
2
1
1
1
1
Value (Hex)
Description
12
Descriptor length
01
Device Descriptor
0110
USB 1.1 compliant
00
Device class specified by interface
00
Device subclass specified by interface
00
Device protocol specified by interface
10
Endpoint zero packet size
0D8C Vendor ID
01A8~01AF Product ID
0000
Device release number
01
Index of string descriptor describing manufacturer
02
Index of string descriptor describing product
00
Index of string descriptor describing serial number
01
Number of configuration
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