总线抓包数据格式

2万 · 2015-9-26 10:02

57 42 43 57 1d f0 00 00 00 00 00 00 00 00 fc b6 WBCW............
bd 38 3b df f9 ed 3c 7e 33 3b f3 9b c7 de e1 34 .8;...<.3;.....4

4Byte 起始标志|2Byte 地址|8Byte 填0|18Byte 数据|
从地址每一帧加0x10 可以知道 18Byte中有16Byte 是数据，另外两位是校验，最有可能的是前面或者结尾两Byte为校验字，
请个各位高手分析写，这个16bit的校验可能会采用什么格式？

1万 · 2015-9-26 10:02

数据报文有点少

2万 · 2015-9-26 10:03

  IN                                                                            OUT 57 42 43 57 17 60 00 00  00 00 00 00  00 01 bc 67  WBCW.`.........g
      48 d7 19 aa  75 1d 49 f4  8d e9 f6 a9  23 2b 5d c1  H...u.I.....#+].
  OUT 00 57 42 43  57 17 60 00  00 00 00 00  00 00 01 bc  .WBCW.`.........
      67 48 d7 19  aa 75 1d 49  f4 8d e9 f6  a9 23 2b 5d  gH...u.I.....#+]
      c1                                                 .
                           4171.1.0
  OUT 57 42 43 57  17 70 00 00  00 00 00 00  00 01 0e 7e  WBCW.p..........
      55 cd ea fd  87 ed 43 33  31 3b f0 ee  4e df 94 bc  U.....C31;..N...
  OUT 00 57 42 43  57 17 70 00  00 00 00 00  00 00 01 0e  .WBCW.p.........
      7e 55 cd ea  fd 87 ed 43  33 31 3b f0  ee 4e df 94  .U.....C31;..N..
      bc                                                 .
  IN
  IN
  OUT 57 42 43 57  17 80 00 00  00 00 00 00  00 01 08 f7  WBCW............
      ad 1a 29 d0  bb ef 31 c8  f2 36 f3 64  38 21 1e cb  ..)...1..6.d8!..
  OUT 00 57 42 43  57 17 80 00  00 00 00 00  00 00 01 08  .WBCW...........
      f7 ad 1a 29  d0 bb ef 31  c8 f2 36 f3  64 38 21 1e  ...)...1..6.d8!.
      cb                                                 .
  IN