需要对蓝牙USB鼠标适配器进行逆向工程，并使用鼠标板测量距离，并用绘图库 http://matplotlib.org
我发现这些工具可以帮助完成此任务：
Linux
- lsusb
- usbmon
- usbhid转储
- rfcomm
- hidrd 转换
- xxd
- hcitool
- evdev转储
Windows
- usblyser http://goo.gl/hG7lRk
参考书目：
- https://www.silabs.com/Support
文档/TechnicalDocs/AN249.pdf http://goo.gl/DAgukY
- www.usb.org/developers/devclass_docs/HID1_11.pdf http://goo.gl/KAX9c
- Usbhid 转储 - digimend http://goo.gl/rBl3Gf
- Linux、HID 和 PyUSB http://goo.gl/4XVPAO
- Linux 中的 MagTek 信用卡读卡器 http://goo.gl/X18QOi
- Evdev-dump - digimend http://goo.gl/4xgf3S
例子：
lnx#> lsusb -s 2
Bus 005 Device 002: ID 0a12:0001 Cambridge Silicon Radio, Ltd Bluetooth Dongle (HCI mode)
Bus 003 Device 002: ID 192f:0716 Avago Technologies, Pte.
Bus 002 Device 002: ID 1bcf:053a Sunplus Innovation Technology Inc. Targa Silvercrest OMC807-C optische Funkmaus
lnx#> sudo lsusb -s 2:4 -v
Bus 002 Device 004: ID 1bcf:053a Sunplus Innovation Technology Inc. Targa Silvercrest OMC807-C optische Funkmaus
Device Descriptor:
bLength 18
bDescriptorType 1
bcdUSB 2.00
bDeviceClass 0 (Defined at Interface level)
bDeviceSubClass 0
bDeviceProtocol 0
bMaxPacketSize0 8
idVendor 0x1bcf Sunplus Innovation Technology Inc.
idProduct 0x053a Targa Silvercrest OMC807-C optische Funkmaus
bcdDevice a0.31
iManufacturer 0
iProduct 2 2.4GHz 2way RF Receiver
iSerial 0
bNumConfigurations 1
Configuration Descriptor:
bLength 9
bDescriptorType 2
wTotalLength 34
bNumInterfaces 1
bConfigurationValue 1
iConfiguration 0
bmAttributes 0xa0
(Bus Powered)
Remote Wakeup
MaxPower 46mA
Interface Descriptor:
bLength 9
bDescriptorType 4
bInterfaceNumber 1
bAlternateSetting 0
bNumEndpoints 1
bInterfaceClass 3 Human Interface Device
bInterfaceSubClass 1 Boot Interface Subclass
bInterfaceProtocol 2 Mouse
iInterface 0
HID Device Descriptor:
bLength 9
bDescriptorType 33
bcdHID 1.00
bCountryCode 0 Not supported
bNumDescriptors 1
bDescriptorType 34 Report
wDescriptorLength 179
Report Descriptors:
** UNAVAILABLE **
Endpoint Descriptor:
bLength 7
bDescriptorType 5
bEndpointAddress 0x81 EP 1 IN
bmAttributes 3
Transfer Type Interrupt
Synch Type None
Usage Type Data
wMaxPacketSize 0x0008 1x 8 bytes
bInterval 10
Device Status: 0x0000
(Bus Powered)
lnx#> lsusb -t
/: Bus 05.Port 1: Dev 1, Class=root_hub, Driver=uhci_hcd/2p, 12M
|__ Port 2: Dev 2, If 0, Class=Wireless, Driver=btusb, 12M
|__ Port 2: Dev 2, If 1, Class=Wireless, Driver=btusb, 12M
/: Bus 04.Port 1: Dev 1, Class=root_hub, Driver=uhci_hcd/2p, 12M
/: Bus 03.Port 1: Dev 1, Class=root_hub, Driver=uhci_hcd/2p, 12M
|__ Port 2: Dev 2, If 0, Class=Human Interface Device, Driver=usbhid, 1.5M
/: Bus 02.Port 1: Dev 1, Class=root_hub, Driver=uhci_hcd/2p, 12M
|__ Port 1: Dev 4, If 1, Class=Human Interface Device, Driver=usbhid, 1.5M
|__ Port 2: Dev 3, If 0, Class=Human Interface Device, Driver=usbhid, 12M
|__ Port 2: Dev 3, If 1, Class=Human Interface Device, Driver=usbhid, 12M
|__ Port 2: Dev 3, If 2, Class=Human Interface Device, Driver=usbhid, 12M
/: Bus 01.Port 1: Dev 1, Class=root_hub, Driver=ehci-pci/8p, 480M
|__ Port 3: Dev 4, If 0, Class=Video, Driver=uvcvideo, 480M
|__ Port 3: Dev 4, If 1, Class=Video, Driver=uvcvideo, 480M
|__ Port 3: Dev 4, If 2, Class=Audio, Driver=snd-usb-audio, 480M
|__ Port 3: Dev 4, If 3, Class=Audio, Driver=snd-usb-audio, 480M
lnx#> sudo usbmon -f0
ffff8800764640c0 4022916298 C Ii:003:01 0 8 = 00000000 00000000
ffff8800764640c0 4022916321 S Ii:003:01 -115 8 <
ffff880076464a80 4025994204 C Ii:004:01 0 6 = 0100ff00 0000
ffff880076464a80 4025994229 S Ii:004:01 -115 7 <
ffff880076464a80 4026010207 C Ii:004:01 0 6 = 0100ff00 0000
ffff880076464a80 4026010238 S Ii:004:01 -115 7 <
ffff880076464a80 4026018204 C Ii:004:01 0 6 = 0100ff00 0000
ffff880076464a80 4026018225 S Ii:004:01 -115 7 <
ffff880076464a80 4026026199 C Ii:004:01 0 6 = 0100ff00 0000
lnx#> sudo usbhid-dump -s 2:4
002:004:001:DESCRIPTOR 1393614919.941888
05 01 09 02 A1 01 85 01 05 09 19 01 29 08 15 00
25 01 95 08 75 01 81 02 05 01 09 01 A1 00 09 30
09 31 09 38 15 81 25 7F 75 08 95 03 81 06 05 0C
0A 38 02 95 01 81 06 C0 06 00 FF 09 01 15 00 26
FF 00 75 08 95 07 B1 02 C0 06 F3 F1 0A F3 F1 A1
01 85 02 09 00 95 01 75 08 15 00 26 FF 00 81 02
C0 05 0C 09 01 A1 01 85 03 15 00 26 FF 03 19 00
2A FF 03 75 10 95 03 81 00 C0 05 01 09 80 A1 01
85 04 05 01 19 81 29 83 15 00 25 01 95 03 75 01
81 06 95 01 75 05 81 01 C0 06 BC FF 09 88 A1 01
85 05 19 00 2A FF 00 15 00 26 FF 00 75 08 95 01
81 00 C0
lnx#> sudo usbhid-dump -s 2:4 | tail -n +2 | xxd -r -p | hidrd-convert -o spec
Usage Page (Desktop), ; Generic desktop controls (01h)
Usage (Mouse), ; Mouse (02h, application collection)
Collection (Application),
Report ID (1),
Usage Page (Button), ; Button (09h)
Usage Minimum (01h),
Usage Maximum (08h),
Logical Minimum (0),
Logical Maximum (1),
Report Count (8),
Report Size (1),
Input (Variable),
Usage Page (Desktop), ; Generic desktop controls (01h)
Usage (Pointer), ; Pointer (01h, physical collection)
Collection (Physical),
Usage (X), ; X (30h, dynamic value)
Usage (Y), ; Y (31h, dynamic value)
Usage (Wheel), ; Wheel (38h, dynamic value)
Logical Minimum (-127),
Logical Maximum (127),
Report Size (8),
Report Count (3),
Input (Variable, Relative),
Usage Page (Consumer), ; Consumer (0Ch)
Usage (AC Pan), ; AC pan (0238h, linear control)
Report Count (1),
Input (Variable, Relative),
End Collection,
Usage Page (FF00h), ; FF00h, vendor-defined
Usage (01h),
Logical Minimum (0),
Logical Maximum (255),
Report Size (8),
Report Count (7),
Feature (Variable),
End Collection,
Usage Page (F1F3h), ; F1F3h, reserved
Usage (F1F3h),
Collection (Application),
Report ID (2),
Usage (00h),
Report Count (1),
Report Size (8),
Logical Minimum (0),
Logical Maximum (255),
Input (Variable),
End Collection,
Usage Page (Consumer), ; Consumer (0Ch)
Usage (Consumer Control), ; Consumer control (01h, application collection)
Collection (Application),
Report ID (3),
Logical Minimum (0),
Logical Maximum (1023),
Usage Minimum (00h),
Usage Maximum (03FFh),
Report Size (16),
Report Count (3),
Input,
End Collection,
Usage Page (Desktop), ; Generic desktop controls (01h)
Usage (Sys Control), ; System control (80h, application collection)
Collection (Application),
Report ID (4),
Usage Page (Desktop), ; Generic desktop controls (01h)
Usage Minimum (Sys Power Down), ; System power down (81h, one-shot control)
Usage Maximum (Sys Wake Up), ; System wake up (83h, one-shot control)
Logical Minimum (0),
Logical Maximum (1),
Report Count (3),
Report Size (1),
Input (Variable, Relative),
Report Count (1),
Report Size (5),
Input (Constant),
End Collection,
Usage Page (FFBCh), ; FFBCh, vendor-defined
Usage (88h),
Collection (Application),
Report ID (5),
Usage Minimum (00h),
Usage Maximum (FFh),
Logical Minimum (0),
Logical Maximum (255),
Report Size (8),
Report Count (1),
Input,
End Collection
lnx#> sudo usbhid-dump -s 2:4 -es
Starting dumping interrupt transfer stream
with 1 minute timeout.
002:004:001:STREAM 1393615361.032412
01 00 01 FF 00 00
002:004:001:STREAM 1393615361.392401
01 00 FF 00 00 00
002:004:001:STREAM 1393615361.400380
01 00 FC 02 00 00
002:004:001:STREAM 1393615361.424382
01 00 FF 01 00 00
002:004:001:STREAM 1393615361.432377
01 00 FE 00 00 00
002:004:001:STREAM 1393615361.440378
01 00 FF 01 00 00
002:004:001:STREAM 1393615361.592374
01 00 FF 00 00 00
002:004:001:STREAM 1393615361.608392
01 00 FF 00 00 00
002:004:001:STREAM 1393615361.616373
01 00 FF 00 00 00
