CM102-A/102S 데이터 시트보기 (PDF) - C-Media Electronics

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CM102-A/102S

USB 2CH Audio Controller for Speaker

C-Media Electronics 

CM102-A+/102S+

USB Stereo Audio Chip for Speaker Integrated

6.1.2 CONFIGURATION DESCRIPTOR

Offset

Field

Size

Value

(Hex)

Description

0

bLength

1

09 Total 9 Bytes

1

bDescriptorType

1

02 Configuration Descriptor

2

wTotalLength

2 008D Total length of data returned for this

configuration.

4

bNumInterfaces

1

03 Number of interfaces supported by this

Configuration.

5 bConfigurationValue 1

01

6

iConfiguration

1

00

7

bmAttributes

1

80 Self-powered without Remote Wakeup

8

bMaxPower

2

FA Maximum power consumption of the

USB. 0xFA=500 mA

6.1.3 USB AUDIO TOPOLOGY DIAGRAM

USB streaming

ID = 01

Feature Unit

(Volume) (Mute)

ID = 0D

Date: 09/25/2005

- 13 -

Speaker

ID = 03

Version: 1.01

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