基于GPRS的嵌入式家庭智能系统设计

南京航空航天大学硕士学位论文基于GPRS的嵌入式家庭智能系统设计姓名：刘佳申请学位级别：硕士专业：电路与系统指导教师：刘方20080101iGPRSRS485GPRSRS485ARM9FS2410ARM9ST2410GPRSRS485LCDPCBGPRSPCBRS485ARMGPRSRS485GPRSiiABSTRACTWiththeimprovementofpeople’slivingenvironmentandstandard,smarthousehasbecomeamajortendencyofthecurrentsocialdevelopment.Smarthousesystemusingnetworkinternalconnectsallkindsofcommunicationequipments,domesticapplianceandfamilysecurityequipmenttointelligentcontrolsystemwhichperformedremoteorconcentratedhousemanagementandmonitor.Theresearchonsmarthousesystembecomesahotfieldinrecentyears.Inthispaper,aHomeIntelligentmanagementplatform,whichcombineshomeapplications,burglaryprotectionsystemandhydroelectricsystemorganicly,isestablishedbyusingembeddedsystemcombinedwithGPRStechnologyandRS485bustechniquetorealizeintelligentmanagementofhomeapplicationsandotherhomesystems,andbasedontheplatform,SMScanbeusedtorealizeremotecontrolofthehomesubsystem.Thesysteminthethesisisdividedintotwoparts:HomeIntelligentcontrollermodularandhomesubsystemmodular.InHomeIntelligentcontrollermodularwhichisalsothecoreofthesystem,theintelligentmanagementofhomesubsystemandwirelesscommunicationofGPRSmodularareaccomplished.Inhomesubsystemmodular,somecommonly-usedfunctionsarerealizedbasedonsinglechipmicrocomputer,suchasinfraredcontrolofhomeapplication,temperaturetesting,electronicentranceguardsystemandcontrolofswitchingsignalsofhomeequipment.TheHomeIntelligentcontrollerisconnectedhomesubsystemmodularwithRS485bus,soastomonitorthehomesubsysteminrealtime.Firstinthethesis,thebackgroundanddevelopingtendencyofHomeIntelligencesystemareintroducedandtheessentialcharacteristicsandfunctionsarediscussedandonthebasisofwhich,theschemeofHomeIntelligentcontrolsystemispresented.Then,thedesignofhardwareandsoftwareofthesystemarediscussedindetail.ThedesignofhardwareofHomeIntelligentcontrollermodularisbasedontheARM9FS2410coreboards,whichrefertotheARM9ST2410developmentboards.Thecircuitdesignofpowersupplyunit,keyboardinterface,externalinterfaceofGPRSmodular,serialportinterface,convertofRS485andLCD&touchscreeninterfaceiscompleted.AndtheschematicdiagramsandPCBsofthemareaccomplished.Then,adevelopmentboardofawirelessHomeIntelligentcontrollerbasedonGPRStechnologyandembeddedsystemisestablished.Inthedesignofhardwareofhomeiiisubsystem,theschematicdiagramsandPCBsofhomesubsystem,whichconsistsofinfraredcontrolofhomeapplicationsubsystem,temperaturetestingsubsystem,electronicentranceguardsubsystemandcontrolofswitchingsignalsofhomeequipmentsubsystem,arealsoaccomplished.AndthesoftwaredesignincludessoftwaredesignforHomeIntelligentcontrollermodular,homesubsyetemmodularsoftwaredesignandprotocolandcommunicationprocessofRS485.Atlast,asum-upandpresumptionoflatterworkarepresented.KeyWord:HomeIntelligentController,ARM,GPRS,EmbeddedSystem,RS485GPRSvi2.1.............................................52.2.........................................63.1............................................143.2....................................153.312V............................................163.4..............................................163.5GPRS.......................................163.6........................................173.7............................................173.8MC39i..........................................193.9MC39i..........................................193.10.........................................203.11IGT1......................................203.12IGT2......................................213.13PD............................................213.14DCE-DTE...................................213.15MC39iARM.......................223.16SIM.....................................223.17MC39iSIM.................................233.18SYNC......................................233.19...........................................243.20RS485...........................253.21RS485.........................................263.2274LVC16245....................................273.23LCD...........................283.24.....................................283.25.................................293.26.......................................303.27.......................................303.28...............................323.29...........................................323.30LED...........................................33vii3.31.........................................343.32LED.......................................353.33.........................................354.1......................................364.2..................................384.3AppProtocalSendToBuf...........................394.4..................404.5GPRS.....................................414.6............................................424.7Bootloader.....................................444.8................................................454.9................................................464.10.........................................474.11.....................................484.12...............51GPRSviii3.1...............................................183.2MC39i.......