CM102-A+/102S+
USB Stereo Audio Chip for Speaker Integrated
6. FUNCTION DESCRIPTIONS
6.1 USB INTERFACE
6.1.1 DEVICE DESCRIPTOR
Offset
Field
0
bLength
1
bDescriptorType
2
bcdUSB
4
bDeviceClass
Size
1
1
2
1
Value
(Hex)
Description
12 Total 18 Bytes
01 Device Descriptor
0110 USB 1.1 compliant.
00
5 bDeviceSubClass 1
00
6
bDeviceProtocol
1
00
7 bMaxPacketSize0 1
8
idVendor
2
10
idProduct
2
12
bcdDevice
2
14
iManufacturer
1
15
iProduct
1
16
iSerialNumber
1
17 bNumConfigurations 1
08 Endpoint Zero Size = 8 bytes
0D8C Vendor ID
0103 Product ID
0010 Device Release Number
01 Index of string descriptor describing
manufacturer -> “C-Media INC.”
02 Index of string descriptor describing
product -> "C-Media USB Audio
"
00 Index of string descriptor describing the
device’s serial number
01 Configurations number = 1
Date: 09/25/2005
- 12 -
Version: 1.01