CM101S Просмотр технического описания (PDF) - C-Media Electronics

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CM101S

CM101S+ USB 2CH Audio Controller(Dolby Digital Live Software Technology Bundle)

C-Media Electronics 

CM101S+

USB Audio With Dolby Digital Live Solution

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

- 11 -

Version: 1.01

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