基于ARM与Linux的无线传感器网络节点设计与实现

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1、西南交通大学硕士学位论文基于ARM与Linux的无线传感器网络节点设计与实现姓名：周应宾申请学位级别：硕士专业：通信与信息系统指导教师：陈红20090501西南交通大学硕士研究生学位论文第1I页AbstractWirelessSensorNetworks(WSN)isanewdevelopingtechnologywhichisallintegrationofcomputertechnology,semiconductortechnology,communicationstechnology,sensortechnologyandSO011．Itha

2、swideapplicationprospectinthemilitary,industry,agriculture，construction，medical，transportationandotherfields．WirelessSensorNetworksincludesmanykeytechnologies，SOapowerfulnetworknodeisneededtosupportthenormaloperationandprovideuserswithmulti．functionalservices．Atpresent，mosthard

3、wareplatformsofWirelessSensorNetworksnodearebasedonMicrocontrollerswhichhavelimitedstorageandprocessingcapacity．ThesenodesCanonlycompletesimpledataacquisition，processingandforwarding．Therearestillasmallnumberofhardwareplatformsusing32-bitprocessors，buttheyareexpensiveorhavebadf

4、lexibility,SOtheyarenotconducivetothestudyandexpansionofWirelessSensorNetworks．Basedontheaboveresearch，thethesisdesignedandimplementeda32-bitARMprocessorandLinuxoperatingsystembasedWirelessSensorNetworksnode．Thenodehasagreatstorage，processingpower,andrelativelylowercostandpower

5、consumption，tomeettheneedsofdifferenttypesofsensornodesusedforthesecondarydevelopmentforavarietyoftheoriesandalgorithmsvalidationandimplementationofawiderangeofapplications．Thethesisismainlydividedintothreeparts：、1．WirelessSensorNetworksnodehardwaredesign：Aftertheanalysisofthes

6、hortcomingsoftheexistinghardwareplatform,hardwarearchitectureofWirelessSensorNetworksnodeofthisthesisisdesigned．Thenthethesisdescribeshardwareselectionandanalysisofthestructureofeachmoduleandhardwareprinciple．2．WirelessSensorNetworksnodesoftwareimplementation：Inaccordancewithth

7、edesignofWirelessSensorNetworksnodehardwarestructure，thecontentandhierarchicalstructureanalysisofsoftwareisdescribed．BecauseLinux西南交通大学硕士研究生学位论文第ⅡI页supportsawiderangeofarchitectureanditis0pellsource，soitischosenastheoperatingsystemusedinthisthesis．Thendifferentlevelsoftheentire

8、Linux-basedsoftwaresystemaleimplemented，includingbootl