基于802.15.4的無線水位數(shù)據(jù)采集系統(tǒng)研究

1、湖北工業(yè)大學碩士學位論文基于802.15.4的無線水位數(shù)據(jù)采集系統(tǒng)研究姓名：張自偉申請學位級別：碩士專業(yè)：計算機應用技術(shù)指導教師：楊習偉20100501湖北工業(yè)大學碩士學位論文IIAbstractWiththeadventoftheinfmationagethetransmationofinfmationintheproductiondailylifeareaisincreasinglyimptant.inthefieldofindus

2、trycontroltheobjectiveofmonitingcontrolwkistomakeithighreliabilitylowpowerlowcost.sothestardof802.15.4zigbeewirelesswkingtechnologyissuedbyIEEEcommitteearebasedontheemerging803.15.4wirelesswkingtechnologyarefcusonapplica

3、tionoflowspeedpersonalareaaboutwkacternizedbyshtrangelowspeedlowpowerconuption.ThecostonapplicationooflowcostofZigbeetechnologyapplyflowcostdeviceconnectivityinlargeareawhichhasbeendemonstratedintheindustrialcontrolfield

4、.ThesystemmainlyresearchonthedatacollectionwkofwaterlevelinstrumentinmodelofYangtzeRiver..ItisproposedthatusingZigbeewirelesswktechnologytakeplaceofRS485cablewkinthispaperfthedifficultiesofmaintenanceintheRS485wk.Zigbeew

5、irelesswksystemconsistsoffourparts:thecentralcontrolcomputercodinatroutingequipmentterminalequipment.Centralcontrolcomputercodinatwhichareconnectedwitheachotherarethecontrolcenterofthesystemroutingequipmentprovidesroutin

6、gserviceterminalequipmentconnectingwithfielddatacollectiondevicescontroldevicestocollectcrespondingdatacontrol.Intheprocessofsystemresearchthe802.15.4ZigbeeStardsTechnologyisthemainpointedtheclustertreetopologyasthewkstr

7、uctureofthedatacollectionsystemafterdeeplyanalysisingofthewkfmationequipmententeringthewkprinciplesofroutingchoice.TheARMSKYZigbeekitintroducedbySkyeElectronicTechnologyCo.Ltd.HunanasthehardwareplatfmtheZSTACK1.4.1protoc

8、olstackintroducedbyTIasthesoftwareplatfmastocompletethewkexperimentdependontherequirementofapplicationtoconfigurethewkparametersproperlyusingSuperframestructurewiththeprotectionoftheslotchannelasastimeperiodofwkusemechan

9、ismofendtoendtoconfirmintheprocessoftransmissionofconfigurationparameterThecommunicationcircuitserialinterfacecircuitpowersupplycircuitsbasedonChipconCC2430chiparedesignedaccdingtorequirementsofthesystemtheapplicationpro

10、gramsofeachmodulebasedonZSTACK1.4.1arealsodesigned.Dataframestructureineachlayertheinfmationintheapplicationlayeraredefined.Awirelessdatacollectionsystembasedon802.15.4Zigbeeisdesigned.Finallythetestingoffunctionperfmanc

11、eonthewholesystemiscarriedout.Thetestingresultshowthatthewaterleverdatacollectionfunctionhaveachieved.Thensumupanalysisoftheinadequaciesofthesystematlastputfwardthedirectionoftechnologicalupgrading.Systemprovidesaguideli