pl-2301l/f Prolific Technology Inc., pl-2301l/f Datasheet - Page 11

• Manufacturer Part Number: pl-2301l/f
• Description: Pl-2301 Usb To Usb Bridge Controller
• Manufacturer: Prolific Technology Inc.

6.3 Configuration Descriptor
The default configuration descriptor is used, which contains only one interface. When accessed, all the
configuration descriptor, the interface descriptor, and all the endpoint descriptors are returned.
6.4 Interface Descriptor
The interface descriptor contains all relevant definition fully describing the device. There is only one
setting for the interface.
PL-2301 Product Datasheet
Offset
Offset
0
1
2
4
5
6
7
8
0
1
2
3
4
5
6
7
8
bLength
bDescriptorType
wTotalLength
bNumInterface
bConfigurationValue
iConfiguration
bmAttributes
MaxPower
BLength
BDescriptorType
BInterfaceNumber
BAlternateSetting
BNumEndpoints
BInterfaceClass
BInterfaceSubClass
BInterfaceProtocol
IInterface
Field
Field
Table 6-3 Configuration Descriptor
Word
Size
Byte
Byte
Byte
Byte
Byte
Byte
Byte
Size
Byte
Byte
Byte
Byte
Byte
Byte
Byte
Byte
Byte
Table 6-4 Interface Descriptor
Value
FFh
0027h
09h
04h
00h
00h
03h
00h
00h
00h
Value
A0h
09h
02h
01h
01h
00h
32h
- 11 -
Size of this descriptor (in bytes)
INTERFACE descriptor type
Vendor Specific Class
Size of this descriptor (in bytes)
CONFIGURATION descriptor type
Total length of data returned for this
configuration.
One interface for this device.
Characteristic attributes
Maximum power consumption is 100mA
Description
Description
Document Version 1.7
ds_pl2301_v17.doc
October 17, 2005
Revised Date: