data analysis
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Bus Hound 6.01 capture on Windows XP Service Pack 3 (x86). Complements of www.perisoft.net
Device - Device ID (followed by the endpoint for USB devices)
(21) Microvision MV-VD Digital Camera
Address - FireWire async address or channel number
Length - Total transfer length
Phase - Phase Type
IN Data in transfer
IRP I/O request packet
OUT Data out transfer
STAK IRP stack location
URB USB request block
Data - Hex dump of the data transferred
Descr - Description of the phase
Delta - Elapsed time from the previous phase to the current phase
Cmd... - Position in the captured data
Date - Date the phase occurred in year-month-day form
Time - Time the phase occurred in hour:minute:second.millisec form
Device Address Length Phase Data Description Delta Cmd.Phase.Ofs(rep) Date Time
------ ------------------- -------- ----- ---- ---------------- ----- ------------------ ---------- ------------
21.1 3 OUT 15 . 6.4mn 1.1.0 2010-12-03 16:10:01.016
0f . 1.1.1
02 . 1.1.2
21.1 URB 48 BULK/INT XFER 7us 1.2.0 2010-12-03 16:10:01.016
00 1.2.1
09 1.2.2
00 1.2.3
00 1.2.4
00 1.2.5
00 1.2.6
00 1.2.7
21 IRP 06 3us 1.3.0 2010-12-03 16:10:01.016
00 1.3.1
90 1.3.2
01 1.3.3
00 1.3.4
00 1.3.5
00 1.3.6
00 1.3.7
21 STAK 0f INTERNAL IOCTL 3us 1.4.0 2010-12-03 16:10:01.016
00 1.4.1
00 1.4.2
00 1.4.3
f8 1.4.4
43 1.4.5
4e 1.4.6
86 1.4.7
21.1 4 IN 01 . 175us 2.1.0 2010-12-03 16:10:01.016
00 . 2.1.1
00 . 2.1.2
00 . 2.1.3
21.1 URB 48 BULK/INT XFER 3us 2.2.0 2010-12-03 16:10:01.016
00 2.2.1
09 2.2.2
00 2.2.3
00 2.2.4
00 2.2.5
00 2.2.6
00 2.2.7
21 IRP 06 3us 2.3.0 2010-12-03 16:10:01.016
00 2.3.1
90 2.3.2
01 2.3.3
00 2.3.4
00 2.3.5
00 2.3.6
00 2.3.7
21 STAK 0f INTERNAL IOCTL 2us 2.4.0 2010-12-03 16:10:01.016
00 2.4.1
00 2.4.2
00 2.4.3
f8 2.4.4
43 2.4.5
4e 2.4.6
86 2.4.7
21.1 1 OUT 11 . 240us 3.1.0 2010-12-03 16:10:01.016
21.1 URB 48 BULK/INT XFER 4us 3.2.0 2010-12-03 16:10:01.016
00 3.2.1
09 3.2.2
00 3.2.3
00 3.2.4
00 3.2.5
00 3.2.6
00 3.2.7
21 IRP 06 3us 3.3.0 2010-12-03 16:10:01.016
00 3.3.1
90 3.3.2
01 3.3.3
00 3.3.4
00 3.3.5
00 3.3.6
00 3.3.7
21 STAK 0f INTERNAL IOCTL 2us 3.4.0 2010-12-03 16:10:01.016
00 3.4.1
00 3.4.2
00 3.4.3
f8 3.4.4
43 3.4.5
4e 3.4.6
86 3.4.7
21.2 262144 IN 09 . 7.6ms 4.1.0 2010-12-03 16:10:01.026
0a . 4.1.1
06 . 4.1.2
06 . 4.1.3
05 . 4.1.4
08 . 4.1.5
06 . 4.1.6
0b . 4.1.7
这是在windows下面 用bus hound采集到的usb发送数据
21.1 3 OUT 15 . 6.4mn 1.1.0 2010-12-03 16:10:01.016
0f . 1.1.1
02 . 1.1.2
出送给usb的数据，长度是3个字节， 分别是 15， 0f ，02
21.1 URB 48 BULK/INT XFER 7us 1.2.0 2010-12-03 16:10:01.016
00 1.2.1
09 1.2.2
00 1.2.3
00 1.2.4
00 1.2.5
00 1.2.6
00 1.2.7
标准传输控制中的块请求
48 00 09 00 0000 0000
bmRequestType(1)+bRequest(1)+wvalue(2)+wIndex(2)+wLength(2)
bmRequestType
48 h = 00110000 b
方向1 + 请求类型2 +接受者类型
001 100 00
主 机到设备 类请求命令 ？
bRequest 00
1.GetStatus (00H) 获取状态
A:[To Device]获取设备的状态:
位0:自供电(0表示总线供电;1表示自供电).
位1:远程唤醒(0表示不支持远程唤醒;1表示远程唤醒).
位2~15:保留.
一般选择总线供电,不支持远程唤醒,所以返回数据就是0x0000.
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