輪廓曲線數(shù)據(jù)的采集與處理.pdf

1、西南交通大學(xué)碩士學(xué)位論文輪廓曲線數(shù)據(jù)的采集與處理姓名：吳軍申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：計(jì)算機(jī)應(yīng)用技術(shù)指導(dǎo)教師：周文祥20050601西南交通大學(xué)碩士研究生學(xué)位論文第1I頁AbstractItisthefoundationformakinguseofcomputertoprocesstheshapegeometryinformationoftheobjectthatacquisitonthecurvedataofthefigureThispa

2、percombiningthefactofthesafemonitorofatrackofrailroadshape，researchedthemethodandsystemfortheacquisitonandprocessingofakindofobject’SfigurecurveAtthesametime，itfitotheroccasionalsoBecausetheDSPchipoftheTMS320LF2407Ahavea

3、characteristicoflowpowerwasteandquickprocessingspeed，andhavethefunctionofprocessingthelightelectricityencodersignaldirectly，SOitischoosedtobetheCPUofthemoldpiecewithwhichweacquiresandprocessestheoutlineCurvedataThemold’S

4、piecehavetwosetsofjusthandovertocodethepulse(QEP)p’rocessingelectriccircuit，cancarryontotwosetsoflightselectricityencoderfoursubdividetocount，raisetheresolution，andhavethestandardstringtogothecorrespondencetoconnect，canc

5、onnectwitheachotherwiththeanofthePCmachine，deliveringthedatatothePConboardcarryontheanalysisandprocessingsThemoduleforacquisitonissimpleItincludedtheleastcomponentsof2407Awhichismemory，conversionofpower(5v3v)andtheJTAGde

6、bugconnectoretcWehavecompletedthecircuitconnectionofTTLto—RS232andDSPtothephotoelectricityencoderWealsohavecompleteditscircuitdiagramWedevelopedthesoftwareof2407Awhichincludedtheconfiguringofthesystem，exteriorinterrupt，c

7、ountingoftheQuadratureEncoderPulse(QEP)signalandserialcommunicationetcThedevelopingofthesoftwareisbasedontheCCS221WeadoptedVisualCasthedevelopmentplatformandhavedevelopedsoftwareoftheman—machineinterfacewhichrunsonWindow

8、sInthedevelopmentofthesoftwarethedesignmeansofmultithreadingisusedThenthesynchronizatjonofinter—threadingalongwiththeshareaccessingforthebufferandmutexmeansareadopted，whichassuredthesecurityoftherealtimedisplayforthegrap