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DM9601
USB to Ethernet MAC Controller with Integrated 10/100 PHY
14
Final
Version: DM9601-DS-F01
June 22, 2002
9.2 Configuration0 Descriptor/9-Byte
Offset
Field
Size
Value
Description
0
bLength
1
09H
Size of descriptors
1
bDescriptorType
1
02H
CONFIGURATION Descriptor Type
2
wTotalLength
2
0027H Total descriptor length
4
bNumInterfaces
1
01H
Number of interfaces
5
bConfigurationValue
1
00H
Value of this configuration
6
iConfiguration
1
00H
Index of string descriptor for configuration
7
bmAttributes
1
A0H
Configuration characteristics
D7:Reserved (set to 1)
D6: Self-powered
D5: Remote WakeUp
D4: Reserved ( reset to 0)
8MaxPower
1
3CH
Maximum power, 2mA units
9.3 Interface0 Descriptor/9-Byte
Offset
Field
Size
Value
Description
0
bLength
1
09H
Size of this descriptor
1
bDescriptorType
1
04H
INTERFACE Descriptor Typr
2
bInterfaceNumber
1
00H
Number of interface
3
bAlternateSetting
1
00H
Value used to select alternate setting
4
bNumEndpoints
1
03H
Number of ednpoints
5
bInterfaceClass
1
00H
Class code
6
bInterfaceSubClass
1
00H
SunClass code
7
bInterfaceProtocol
1
00H
Protocol code
8iInterface
1
00H
Index of string for this interface
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