嵌入式Linux中IrDA協(xié)議和USB-IrDA驅(qū)動(dòng)研究及實(shí)現(xiàn).pdf

1、湖南大學(xué)碩士學(xué)位論文嵌入式Linux中IrDA協(xié)議和USBIrDA驅(qū)動(dòng)研究及實(shí)現(xiàn)姓名：馮非申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：軟件工程指導(dǎo)教師：衛(wèi)宏儒樊仰星20050101工程碩士學(xué)位論文ABSTRACTThisthesisisbasedonworkofIrDAsubsystemofCEDPresearchanddevelopmentAnddiscussethedesignandimplementationofIrDAprotocolslack，d

2、evicedriverandOBEXapplicationsonembededlinuxThebasiskDAprotocolhasdevelopedtoastablestate；ithasbeenappliedtohomeelectronics，IndustrialControlsystemandmanyotherfieldsButagainstthebackgroundofLinuxOperationSystem，32bitembe

3、dedtechnologyprominentadvantage，anewproblemcomeout，thatis”theimplementationofIrDAsubsysteminembededLinux”Theauthorthinksthisproblemcanbedividedintofoursub—problemsasfollows：≯TheimplementationsofgeneralIrDAprotocolstackon

4、Linux》CustomizationsofIrDAprotocolstacktofitspecialrequirementonembemdedenviroment≯DesignandimplementationofIrDAdevicedriver≯DesignandimplementationofapplicationsbasedonIrDAThisthesiswilldiscussabove4problemsindetailCorr

5、espondin西y，themaincontentofthisthesiscansummarizedasfollows：1)TrackthelatestadvanceofgeneralIrDAprotocolstackimplementationonLinux，analysistheimplementationintensivelyandmakecomparationwithoriginalstandard；throu【ghimprov

6、ementtoprotocolstackimplementation，makesocketscheduleprocessonIrLAPlayer，andtransferspeedespeciallysingle—directiontransferspeedhasincreaseefficientllyandupto2timesoforiginalspeedThroughtheresearchonspeednegociationmecha

7、nism，referencetocargear—boxconceptandbringforwardtheIrDAgearboxconcept2)Giveapolicyofcustomizationaccordingtospecialrequirementinembededdevice，andusingthispolicycustomizeabDAprotocolstackforCEDPsystem；forCEDPspecialsitua

8、tion，takethesemeasures：energy—conservationoptimizingtailoringofTTPprotocollayerandreducingmemoryconsumIplion31DesignandimplementaUSB—interfacedevicedriverframework，andimplementtwoUSBIrDAdevicedriverswiththisframeworkDuri