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參數(shù)資料
| 型號： | GL850 |
| 廠商： | Electronic Theatre Controls, Inc. |
| 英文描述： | USB 2.0 4-PORT HUB Controller |
| 中文描述： | 個USB 2.0 4端口集線器控制器 |
| 文件頁數(shù)： | 30/40頁 |
| 文件大?。?/td> | 382K |
| 代理商： | GL850 |
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GL850 USB 2.0 4-Port HUB Controller
2000-2003 Genesys Logic Inc.—All rights reserved.
Page 30
5.4.1.6 Other Speed Configuration Descriptor
An USB2.0 hub returns Other Speed Configuration Descriptor for the command GET_DESCRIPTOR
(OTHER_SPEED_CONFIGURATION). An USB2.0 host will issue this command when the hub plugged is
an USB2.0 hub.
Table 5.9 - Other Speed Configuration Descriptor for Full Speed
Offset
Field
Value
Description
I/O
Configuration
EEPROM
Configuration
0
bLength
09h
9 bytes for this descriptor
Other speed descriptor
type
Total 25 bytes
-
-
1
bDescriptorType
07h
-
-
2
wTotalLength
19h
-
-
4
bNumberInterface
01h
Number of interfaces
-
-
5
bConfigurationValue
01h
Configuration value
-
-
6
iConfiguration
00h
Index of string descriptor
Can switch between self
power and bus power
Max. power = 100 mA
-
-
7
bmAttribute
E0h
-
-
8
bMaxPower
32h
-
-
5.4.1.7 Interface Descriptor combined with Other Speed Configuration Descriptor
Other Speed Interface Descriptor is in combination after Other Speed Configuration Descriptor for the
command GET_DESCRIPTOR (OTHER_SPEED_CONFIGURATION).
Table 5.10 - Other Speed Interface Descriptor for Full Speed
Offset
Field
Value
Description
I/O
Configuration
EEPROM
Configuration
0
bLength
09h
9 bytes for this descriptor
-
-
1
bDescriptorType
04h
Interface descriptor type
-
-
2
bIerfaceNumber
00h
Interface number
-
-
3
bAlternateSetting
00h
Alternate setting
-
-
4
bNumEndpoints
01h
Number of endpoints
-
-
5
bInterfaceClass
09h
Hub class code
-
-
6
bInterfaceSubClass
00h
Subclass code
-
-
7
bInterfaceProtocol
00h
Single TT
-
-
8
iInterface
00h
Index of string descriptor
-
-
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|---|---|
| GL8EG22 | LED LAMP |
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| GL8HD22 | LED LAMP |
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相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| GL850A | 制造商:GENESYS 制造商全稱:GENESYS 功能描述:USB 2.0 Low-Power HUB Controller |
| GL850A-MNGXX | 制造商:GENESYS 制造商全稱:GENESYS 功能描述:USB 2.0 Low-Power HUB Controller |
| GL850A-MNNXX | 制造商:GENESYS 制造商全稱:GENESYS 功能描述:USB 2.0 Low-Power HUB Controller |
| GL850A-MSGXX | 制造商:GENESYS 制造商全稱:GENESYS 功能描述:USB 2.0 Low-Power HUB Controller |
| GL850A-MSNXX | 制造商:GENESYS 制造商全稱:GENESYS 功能描述:USB 2.0 Low-Power HUB Controller |
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