?? [e-mail]

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• ?? SY_at_JinBenTeng.COM

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4. ?????????????

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• ????????????
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• ??????????
• ???????
• ???????
• ????????
• ????????CAN/FlexRay/MOST

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• ??????????????????,????????,?????????????????
  ????????,??????????,??????????????????????????????
  ,????????????

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Volvo?????????
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• ??A???????????????
• ??B???????????????
• ??C???????????????
• ??D??????????????
• ??E??????????

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A????????

• A????????????????
• ??????110Kbps,?????????LIN?UART?CCD?
• ??????????????,??????????????????????????????????
  ?????????

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B????????

• ?? B???????????????????,??????????????,??????????
  
• ?? ??????10125Kbps,?????????ISO11898-3(??CAN)?J2
  248?VAN(Vehicle Area Network)?J1850(OBD2)?
• ?? ??????????????????????????????
• ???????????,??????B?????????CAN (ISO11898-3)

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C????????

• ???????????????????????
• ?????10Mbps??,????????? ISO11898-2(??CAN)?TTP(Ti
  me-Triggered Protocol)/C?FlexRay?
• ??????????????????????????
• ??,C???????????????????????????ISO11898-2,?????X
  -By-Wire????????TTP/C?FlexRay?

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D???????????

• D???????????IDB(Intelligent Data
  Bus),??????????????
• ??SAE?? IDB-C(??) SAEJ2366 IDB-M(??)
  D2B?MOST?IDB1394?IDB-Wireless(????)
  Bluetooth(??)?
• D??????????250Kbps400Mbps???

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??E??????????

• E??????????????,????????????
• ??????20K10Mbps,?????????SafetyBus?Planet?Bytef
  light??

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1. ???
2. ???
3. ???(A???)
4. ?????(A?B???)
5. ?????(??A?B?C?D?E???)

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• ?????(SLJSelf-Learnning-Judgement)
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7. ?PC??????IT???????

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1. ?????????
2. ????????????
3. ??IC?????????
4. ??????(?????????????????)
5. ?????
6. ????????(CAN/MOST)?

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CAN??

• ???
• ??????CAN(Controller Area Network)?80???Bosch????
  ??????????????????????????????????????,?????,?1991
  ?9???????2.0????????2.0A?2.0B????2.0A?????CAN?????
  ?1.2????CAN????,?2.0B?????(11?)???(29?)???????CAN?
  ??????,????????ISO11898????????ISO
  11519-2??B??????????CAN?
• ??????
• CAN???????????????,??????????????????????????????
  ?????
• ????
• CAN?????????????,?????????????CAN_H,????????????C
  AN_L,??????????VCAN_H?VCAN_L,??????????????Vdiff
  ,?VdiffVCAN_H -VCAN_L?????0.9Vlt Vdiff
  lt5.0V?,??????0,??????????????(dominate)?,?-0.1
  Vlt Vdiff lt0.5V?,??????1,??????????????(recessiv
  e)??

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CAN??

• CAN???????
• CAN????????????,????????????????????????ID,??????
  ?????CAN???,??CAN????????????????(?????)???????ID?
  ??????????,????????????,??????????????????????????
  ?????
• CAN????????,????????????????????????????

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CAN??

• ??????
• ???????????,CPU????CAN????,?????????????????,????
  ?????,??CPU?????,??CPU????
• CAN??
• ?????1Mbps?

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????

1. ????????????????
2. ???????
3. ????/????
4. C/C??????
5. ??FPGA(????????)
6. ?????

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2. ??????,???????????
3. ?????????
4. ??????????????
5. ????
6. ????
7. ??????????,????????????
8. ???????,????????
9. ??????????????

24
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