核子計聯(lián)合功能教學儀—基于DSP的數(shù)據(jù)處理顯示單元技術研究.pdf

1、南華大學碩士學位論文核子計聯(lián)合功能教學儀—基于DSP的數(shù)據(jù)處理顯示單元技術研究姓名：劉紅旗申請學位級別：碩士專業(yè)：核技術及應用指導教師：趙修良20070501ABsTRACTThisthesispresentsaunionfunctioninstructionalmeterofnucleargauges，providingabettersolutionforcollegeisotopemetersrelatedexperiments，T

2、hethesisintroducesaprojectdesignofunionfunctioninstructionalmeterofnucleargaugesThedataprocessinganddisplaymodule(DPDM)electriccircuitprincipledesignanddevelopmentofsottwareareintroducedinthisthesis。Finallythedataprocess

3、inganddisplaymoduleyeasusedtodatameasureinthelaboratory；theresultofsimulationtestingwaswellThethesisisdividedintofivechapters：Chapter1introducesthebackgroundinformationofisotopemeterslevelgaugedensitygaugeandthicknessgau

4、geputtingforwardpurposeandsignificanceoftheresearchwork；Chapter2describesatotaltheprojectofdesignfortheunionfunctioninstructionalmeterofnucleargauges；Chapter3tellsthecircuitprincipledesignofdataprocessinganddisplaymodule

5、(DPDM)basedontheTMS320LF2407ADSPchipTheDPDMismadeupofpowersupplierconversioncircuit，Clock&resetcircuit，liquidcrystaldisplayercircuit，keyboardcircuit，DAcircuitandPCinterfacecircuitReliedontheDSPchipthespeedofDPDMondigital

6、signalacquisitionandprocessingisimprovedInchapter4，softwaredevelopmentofdataprocessinganddisplay，moduleisintroducedOnthesoftwaredesignmodularizedprogramhasbeenused，theprocedureflowchartisintroduced，andexplanationondigita

7、lprocessingisgivenItismadeupofsysteminitializationcircuit，liquidcrystaldisplayercircuittimingcountingcircuit，keyboardscanningcircuit，datadisplaycircuitanddataprocessingcircuitChapter5describestheexperimentofthesysteminth

8、elaboratoryusingfunctiongenerator。ThesimulationexperimentdemonstratesthattheDPDMofunionfunctioninstructionalmeterofnucleargaugescanbeachievedthedesiredobjective；finallythesummaryandoutlooksaregivenLiuhongqi(nucleartechno