基于CAN总线的飞机整机电缆测试架构研究

1、南京航空航天大学硕士学位论文基于CAN总线的飞机整机电缆测试架构研究姓名：张宝强申请学位级别：硕士专业：机械电子工程指导教师：赵转萍2011-03iCANCANCANCANCANRS232-CANCANCANiiABSTRACTIntheprocessofmanufactureandmaintenanceoflargecapacityplane,testofitscablenetworkissoimportantthatitcouldfindthepotentialtroubles.Thecablenetworkoflargecapacityplanehascomplicatedstructure,suchasnumerouspoints,dispersedjunctions,complexconductionrelations.Itrequiresthatthetestequipmenthasthecapabilityofintegratedtest,convenientexpansionandhightestspeed.Thispaperpresentsadistributedf。

2、lexiblecabletestmodelbasedonCANbus.Itadoptsmulti-stimulus,distributedmachineswithmodularmatrixswitches,standardmatrixswitchconnectorsidentificationmarkingofswitchcableetc.Themodelsatisfiestheneedoffasttestofwholeplaneandhasahighpracticalvalue.Firstly,thepaperproposesamulti-excitation,flexibletheoreticaltestingmodel,seeingthatthecurrentcabletestsystemofChina'slargecapacityaircraftisrelativelybackward,unavailabletotestcomprehensively,lowefficiency.Secondly,onaccountofthecharacteristicsmulti-master。

3、,easytocontrol,hightransmissionrateofCANbus,therealizationofmulti-excitationanalysisismadefromthetwoaspectsofcontinuityandresistance.Andthemodularmatrixswitchandtheadaptercableisdesignedtomeettheflexiblestructureneeds.Again,thetestdata-structureisdesign,includingtheframeformatofapplicationlayerofCANbus,formatoftablesofcableinformationsuchasturn-table.Finally,theprogramofsystemisdesigned,includingthemaincontrolprogram,CANbuscommunicationprograms,ofwhichaself-designedRS232-CANdriverinterfaceisdesi。

4、gned,databaseaccessinterfaceprogram,thesystemself-testprocedures,conductionandinsulationtestingprocedures.Keywords:CANbus,distributed,multi-stimulus,flexible,matrixswitch,whole-planetestv1.1............................................................................................................41.2...........................................................................................................42.1.......................................................................................。

5、...........102.2......................................................................................................102.3..........................................................................................................112.4..................................................................................................................152.5..............................................................................................................152.6................................。

6、..........................................................................163.1......................................................................................................173.2CANMAC.................................................................................................183.3CAN........................................................................................................193.4CAN...........................................................................................。

7、.........213.5..........................................................................................................223.6RS232-CAN................................................................................................................233.7SJA1000..........................................................................................................244.1..................................................................................................................304.2............。

8、.............................................................................................................304.3..................................................................................................................315.1..................................................................................................................335.2..................................................................................................................355.3.............................。

9、.....................................................................................355.4..............................................................................................................375.5SJA1000.....................................................................................................375.6CAN............................................................................................................385.7..................................................................。

10、............................................395.8.........................................................................................................................405.9..............................................................................................425.10............................................................................................................445.11................................................................................................................。