U盘描述符帮忙：

我在试着更改U盘的描述符，想出现Mass Storage Device，但是设备类型还是串行总线控制器，
我的描述符如下：请指点，那错了的？？？？？？？？
Device Descriptor:
bcdUSB: 0x0110
bDeviceClass: 0x00
bDeviceSubClass: 0x00
bDeviceProtocol: 0x00
bMaxPacketSize0: 0x10 (16)
idVendor: 0x0471
idProduct: 0x0666
bcdDevice: 0x0200
iManufacturer: 0x01
iProduct: 0x02
iSerialNumber: 0x00
bNumConfigurations: 0x01

ConnectionStatus: DeviceConnected
Current Config Value: 0x01
Device Bus Speed: Full
Device Address: 0x02
Open Pipes: 2

Endpoint Descriptor:
bLength: 0x07
bDescriptorType: 0x05
bEndpointAddress: 0x82
bmAttributes: 0x02
wMaxPacketSize: 0x40
bInterval: 0x00
>>Transfer Type: Bulk
wMaxPacketSize: 0x0040 (64)
bInterval: 0x00

Endpoint Descriptor:
bLength: 0x07
bDescriptorType: 0x05
bEndpointAddress: 0x02
bmAttributes: 0x02
wMaxPacketSize: 0x40
bInterval: 0x00
>>Transfer Type: Bulk
wMaxPacketSize: 0x0040 (64)
bInterval: 0x00

  

怎么改的？

改INF的Class项。

idVendor: 0x0471
idProduct: 0x0666


这个不对拉，那是实验板的类型  
 SWAP(0x0584),  
 SWAP(0x0001),看看