余度飛控計算機數(shù)據(jù)通信系統(tǒng)設計.pdf

1、西北工業(yè)大學碩士學位論文余度飛控計算機數(shù)據(jù)通信系統(tǒng)設計姓名：亢維勛申請學位級別：碩士專業(yè)：軟件工程指導教師：王偉20070301西北工業(yè)大學碩士學位論文ABSTRACTABSTRACTWiththedevelopmentofhighaltitudeUAV(unmannedaerialvehicle)inthemilitaryitisimportanttOstudyahighaltitudeandlongenduranceUAVwhich

2、CanflyunderkindsoffaultsThepaperadaptsTriplexHot—redundancycontrolsystemtofulfilloncebreakdownhappeningsecondsafetydesigningandconcentratesonthestudyofredundantflyingcontrolcomputerandprototypedatacommunicationsystemAcco

3、rdingtothetheoryofredundanc％thepaperfirstlymakesacomparisonandexaminationontheFaultTolerantscheduleofTriplexHotredundancyf]yingcontrolcomputersystemandmakesanoutlineincludinghardware，softwareandexternaldatainterfacedefin

4、itioninterfaceSecondlyitdiscussesthedesigndetailsoftheintelligentserialcommunicationcardLastlyitintroducesanddesignsthesoftwareoftheserialcardandthedriversofsomeI／OcardsbasedontheVxWorksoperatingsystemwhichcanbeusedinthe

5、experimentThekeypointsofthepaperincludehardwaredesigningofIntelligentserialcommunicationcardconversionwhichcanrealizethefunctionoftransferringofPCI04andRS232，thedesignofsoftwareandthedevelopmentofTriplexHotredundancyflyi

6、ngcontrolsystemdrivingofI／OelectronicboardintheVxWroksoperationsystemandtheapplicationofIntelligentserialcommunicationcardconversioninexperimentThispaperintroducesdetailedlythewayusingC8051F020toimplementtheinterfacebetw

7、eenPCI04andRS232，Generallyspeaking，thedesignofhardwareisrelativelyunsophisticated，buttheefficientreliablefirmwareisthekeytofinishconversionfunctionThePCI04一RS232interfaceissmallinsize，easytodesign，hasreliableconvertedfun

8、ction，andhasapplicationinTriplexHotredundancyFlightcontrolcomputercommunicationsandothermeasuringproduction，canbeusedinaverywidefieldThegroundexperiment’Sresultaboutthesemi—physicalsimulationshowsthattriplexHotredundancy