基于i.mx6平台的车载信息娱乐系统的硬件设计与实现

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1、东华大学基于i．MX6平台的车载信息娱乐系统的硬件设计与实现DesignandImplementationofHardwareofIn—VehicleInfotainmentSystembasedoni．MX6PlatformABSTRACTWimtherapiddevelopmentofportableconsumerelectronics，ithasdeeplyaffectedthepaaemoftheautomobileindustry．andalsoactivates廿lepotentialofthein．vehicleinfotainments

2、ystem’Sdevelopmentinthisarea．Whenthetechnologywaveofthemobileconsumerelectronicssweepingtothefieldoftheautomobile，aswellasconsumersimprovetheirdemandforcarsfurtherly，thein-vehicleinfotainmentsystemwillbedrivenandconstantlystrivetobemoreintelligent，safeandcomfortable．Thein．vehicle

3、infotainmentsystemsintegratedmulti．functionWasdesignedandimplementedwithrichexpansioninterfaces．Wimtllecurrentstatusandthefuturetrendsofthedevelopmentofelectronictec

4、mologyandthefutureneedsofthecommunityfortheCarwiththehighconfigurationfeatures．theframeworkdesignwithFreescalei．MX

5、6industrial．gradeinfotainmentprocessorsequippedwithGoogleopensourceAndroidsystemWasworkedout．Thesystemwillincludesixfunctionalmodules：automotivemobilecommunicationsandIntemetaccessmodule。multimediacollectionandplaymodule，2D／3DGPSnavigationincludingadvancedvoicecontrolmodule，high-

6、capacitystoragemodule，commonperipheralsinterfaceincludingHDMI，MiniPCIe，USBandothermodule，advancedwindowsinterfaceincludingthetouchscreen，camerasmodules，tomeetthebasicperformanceofthesystemandcoveralmostallofthedesignrequirements．Fromtheperspectiveofhardwaredesign，thehardwareschem

7、aticdesignandprintedcircuitboarddesignofthesystemwillbediscussedindetail．Intheschematicdesign，itfocusedonthecorecircuitandcommonperipheralinterfacecircuitofthei．MX6processor，explainedthedeviceselectionandtheprinciplesofapplicationofthemainfunctionsofthemodule．Thecorecircuitdesign

8、mainlyincludedpowermanagementsubsystemofthemicroprocessor，rarndomaccessmemory，readonlymemory．TheconllTlOnperipheralinterfacecircuitcontainswirelessconnectivitymodule，audiocodecmodule，MiniPCIeinterface，HI)MIinterface，USBinterface．Intheprintedcircuitboarddesign，itfocusedonthebasicl

9、ayoutrulesandrequirements，theselectionof