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DM9601
USB to Ethernet MAC Controller with Integrated 10/100 PHY
Final
13
Version: DM9601-DS-F01
June 22, 2002
9. Descriptor Values
All descriptors are stored in it’s default values. Values which are “?” in the table below are under define.
9.1 Device Descriptor/18-Byte
Offset
Field
Size
Value
Description
0
bLength
1
12H
Size of descriptor in bytes
1
bDescriptorType
1
01H
DEVICE Descriptor Type
2bcdUSB
2
0110H USB BCD version
4bDeviceClass
1
00H
Class code, assign by USB
Zero: No device level class
01H~FEH : Valid device class
FFH : Vender-specific
5
bDeviceSubClass
1
00H
SubClass code, assign by USB
6
bDeviceProtocol
1
00H
Protocol code, assign by USB
7
bMaxPacketSize0
1
08H
Maximum PL for EP0(8,16,32,64)
8
idVender
2
0A46H Vendor ID(2630)
10
idProduce
2
9601H Product ID(9601)
12
bcdDevice
2
0101H Device release number
14
iManufacturer
1
01H
Index of string descriptor for manufacturer
15
iProduct
1
02H
Index of string descriptor for product
16
iSerialNumber
1
03H
Index of string descriptors for serial number
17
bNumConfigurations
1
01H
Number of configurations