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??????? Embedded System Presentation

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Embedded System Presentation : : R89725007 R89725004 : May,09,2002 – PowerPoint PPT presentation

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Title: ??????? Embedded System Presentation


1
???????Embedded System Presentation
???? ??? ?? ??? ??? R89725007
??? R89725004 ???? May,09,2002
2
???????
  • ????????
  • ????????
  • ????????????
  • ????????
  • ???????????????

3
????????
  • ???????????,??????8051???????x86???????
  • ????????,?????????????????????????
  • ???????????,????????,???????????,?????
  • ???????,??????????,??????????????

4
????????
  • ???????????????? ??Intel???????,?????????Windows
    ???(compromise)?
  • ?PC?????,?Intel??????????????????,????????,?????
  • ???????,??????,????,??????,?????????????????
  • ?,?,?,?,?????????????
  • ??,???,?Internet ????????

5
???????? (?)
  • ??????????
  • ?????? (real-time multi-tasking kernel)
    ?????????(Real-Time multi-tasking Operating
    System, RTOS) ??????
  • ?????????????????,????????????interlock,??????????
    ????????????,??CPU?????,?????????,???????????,????
    ????
  • ???SOC ( System On Chip ) ?????
  • ??ASIC?????????,??????????,????????,???ASIC????,??
    ASIC??????????????????,????????????????,??????

6
???????? (?MP3??)
  • ????MP3??/???????(hardware base)
  • ?????????,??????????????????,?????????MP3?????????
    ??????????????????????????,??????????
  • ?????MP3??(firmware base)
  • ??????????????????????????????MP3?????????????????
    ?????
  • ????????????(ASIC)????????????????,???????????????
    ??,????????????????????--??????????????

7
????????
  • ?????(Embedded System)????????????,????????????
  • ?? 60??????????pSOS?QNX?Nucleus?Win
    CE?VxWorks?JavaOS??????,?? 40 ?????????

8
????????????
OS names Vendors OS names Vendors
VxWorks Wind River Chorus Sun Micro
ECOS Red Hat EPOC32 Symbian
LynaOS Lynx PalmOS 3com
Windows CE Microsoft MicroC/OS White Horse Design
RTEMS OAR corp OS /9 Micorwave
EOS Etnoteam PSOS ISI
QNX QNX VRTX Microtec
OSE Enea Java OS Sun Micro
9
??????????? ????Intel,???MIC ?? 2001?4?
10
??????? ????IDC,???MIC ??
2001?3?
11
????????
  • ????
  • ?????
  • ???????
  • ??????????
  • ????
  • ???
  • ?????
  • ???????
  • ??

12
???????????????????
13
????????????
14
????????????
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