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簡介:分類號密級G250學(xué)校代碼10165學(xué)號201311001157逢掌師耗大學(xué)碩士學(xué)位論文圖書館嵌入式知識服務(wù)模式研究作者姓名學(xué)科、專業(yè)研究方向?qū)熜彰麆⒕D書情報(bào)與檔案管理信息資源管理賈玉文副教授2016年5月遼寧師范大學(xué)碩士學(xué)位論文摘要信息環(huán)境發(fā)展變化促進(jìn)嵌入式知識服務(wù)需求增長。中科院情報(bào)中心張曉林教授曾指出信息資源中心和信息服務(wù)平臺的非圖書館化;信息檢索的領(lǐng)域、起點(diǎn)和擴(kuò)張方向的非圖書館化;信息使用的目的、方式和過程的非圖書館化和主動化。知識服務(wù)的整個(gè)過程中,處處表現(xiàn)出“人本思想”,即把人性化融入服務(wù)之中,嵌入用戶中解決問題,提供嵌入式知識服務(wù)。嵌入式服務(wù)因其獨(dú)有的嵌入式特點(diǎn),成為知識服務(wù)的重點(diǎn)服務(wù)模式。目前對圖書館嵌入式知識服務(wù)方面的研究多側(cè)重于對館員工作方式和工作內(nèi)容的研究,較少涉及到圖書館知識服務(wù)模式的研究。對于圖書館嵌入式知識服務(wù)方面的相關(guān)研究需要更多的學(xué)者進(jìn)行更加全面、深入的研究。伴隨著信息技術(shù)的發(fā)展,用戶需求的增加,嵌入式圖書館服務(wù)是目前越來越急需的技術(shù),該領(lǐng)域具有較大的發(fā)展空間。本文主要通過文獻(xiàn)查閱、對比分析的方式,對圖書館嵌入式知識服務(wù)模式的相關(guān)問題進(jìn)行調(diào)研。本論文分為6個(gè)章節(jié)來進(jìn)行分析、論述。第L章為緒論,介紹了本文的研究背景和意義,國內(nèi)外研究現(xiàn)狀,論文的研究方法、思路和創(chuàng)新點(diǎn);第2章對圖書館嵌入式知識服務(wù)進(jìn)行了簡要介紹,其中涉及到嵌入式相關(guān)理論、知識服務(wù)概念和嵌入式知識服務(wù)的內(nèi)容等方面;第3章介紹了嵌入式知識服務(wù)模式的構(gòu)建分析,對圖書館嵌入式知識服務(wù)模式進(jìn)行可行性分析、環(huán)境分析、用戶分析;第4章介紹了圖書館嵌入式知識服務(wù)模式的嵌入方式,從圖書館物理空間嵌入、虛擬空間嵌入、社會關(guān)系網(wǎng)絡(luò)嵌入三個(gè)方式進(jìn)行論述。第5章介紹了圖書館嵌入式知識服務(wù)模式的構(gòu)建,涉及到以用戶為核心的服務(wù)理念體系,建立提升用戶信賴感的知識服務(wù)團(tuán)隊(duì),構(gòu)建圖書館嵌入式知識服務(wù)模式的目標(biāo)、特點(diǎn)、構(gòu)建模式。最后進(jìn)行案例分析,以美國加州大學(xué)洛杉磯分校UCLA生物醫(yī)學(xué)圖書館為例,對嵌入式知識服務(wù)進(jìn)行特點(diǎn)分析、不足分析,以及改進(jìn)策略。第6章總結(jié)論文的創(chuàng)新之處和缺點(diǎn),對圖書館嵌入式知識服務(wù)模式的未來發(fā)展進(jìn)行展望。關(guān)鍵詞圖書館;服務(wù)模式;嵌入式知識服務(wù)
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簡介:浙江大學(xué)信息科學(xué)與工程學(xué)院碩士學(xué)位論文具有QOS機(jī)制的嵌入式網(wǎng)絡(luò)智能監(jiān)控系統(tǒng)設(shè)計(jì)姓名王維寧申請學(xué)位級別碩士專業(yè)電路與系統(tǒng)指導(dǎo)教師金心宇20080501浙江大學(xué)碩士論文ABSTRACTTRADITIONALLY,SURVEILLANCESYSTEMSREQUIREMANUALOPERATION,MAKINGTHESYSTEMFALLIBLEANDSLOWINRESPONSE.WHAT’SMORE,MOSTSURVEILLANCESYSTEMSINUSETODAYPROVIDEVIDEOSERVICEATLOWBITRATEANDLOWFRAMERATE,CAUSINGLOSSINSURVEILLANCEQUALITY.THUSENHANCINGTHEQ試ITYOFSERVICEWIMQOSMECHANISMANDIMPLEMENTINGPATTEMRECOGNITIONTECHNOLOGYTODEVELOPANAUTOMATICSURVEILLANCESYSTEMHAVESIGNIFICANTPRACTICALMEANING.INTHISTHESIS,WEADDRESSTHEDESIGNANDIMPLEMENTATIONOFANEMBEDDEDAUTOMATICSURVEILLANCESYSTEM,BASINGONTHEC7EMBEDDEDPLATFORM.WITHREGARDTOTHEREQUIREMENTOFQUALITYOFSERVICE,WEPROPOSEDATRANSMISSIONMECHANISMFORIMPROVINGTHEQUALITYOFREALTIMEMULTIMEDIASURVEILLANCESERVICE.BYIMPLEMENTINGANENCODINGSTRATEGYFORDATATRANSMISSIONINCHANNELS、衍T王LK啦PACKAGELOSSRATE,WEIMPROVEDTHEQUALITYOFVIDEOSERVICEANDSOLVEDTHEPROBLEMOFRELIABLEMULTIMEDIADATATRANSMISSION.FURTHERMORE,OURRESEARCHANDIMPLEMENTATIONOFAUTOMATICSURVEILLANCESYSTEMGREATLYIMPROVEDTHEAUTOMATICITYOFSURVEILLANCESYSTEMS.THETHESISDOCUMENTEDTHEREQUIREMENTANALYSIS,MODULEDESIGNANDALGORITHMIMPLEMENTATION,INCLUDINGTHEDIVISIONOFFUNCTIONALMODULES,DESIGNOFTHEQOSMECHANISMANDTHEIMPLEMENTATIONOFAUTOMATICSURVEILLANCE.TESTRESULTSSHOWTHATTHEPERFORMANCEOFTHESYSTEMMEETSREQUIREMENTSANDTHATTHESYSTEMGREATLYPROMOTEDTHEEFFICIENCYANDQUALITYOFSURVEILLANCE.THESYSTEMISVERYPRACTICALANDFORWARDLOOKING.KEYWORDSEMBEDDEDSYSTEM,REALTIMEVIDEOSURVEILLANCE,NETWORKTRANSMITTION,QUALITYOFSERVICE,PATTEMRECOGNITIONII
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上傳時(shí)間:2024-03-13
頁數(shù): 83
大小: 7.26(MB)
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簡介:復(fù)旦大學(xué)碩士學(xué)位論文低成本可重USB20SIE核及其嵌入式應(yīng)用研究姓名林一帆申請學(xué)位級別碩士專業(yè)微電子學(xué)與固體電子學(xué)指導(dǎo)教師曾曉洋20070525摘要作為通用串行總線,USB具有連接結(jié)構(gòu)簡單、支持熱插拔、可擴(kuò)展性強(qiáng)、功耗小等眾多優(yōu)點(diǎn)。1996年,USBL.0標(biāo)準(zhǔn)發(fā)布;1998年,在對1.0版本標(biāo)準(zhǔn)進(jìn)行修改之后,更加成熟豹USBI,L標(biāo)準(zhǔn)正式發(fā)密。麗USB2.0振準(zhǔn)在2000年發(fā)表,它巍增了毫逮穰或,將傳輸遽攀由L。L箴本黢12MBPS穗離翔480MBPS。經(jīng)過卡余舉的發(fā)展,USB接口現(xiàn)在融經(jīng)被數(shù)字產(chǎn)懿廣泛應(yīng)用。隨著目前片上系統(tǒng)SOC發(fā)展的趨勢,將USB接豳與整個(gè)系統(tǒng)結(jié)合來實(shí)現(xiàn)單片集成可以大大降低系統(tǒng)的成本。為此,針對片上系統(tǒng)需求,需要設(shè)計(jì)可重利瘸REUSABLE豹USB2。0接墨臻駭,矮戮替錢鑫猿立芯片交瑰囂USB接掰。穰據(jù)上述需求和實(shí)際應(yīng)用的要求,本論文提出了一稀硬件可裁減、軟侔可配羲的低成本USB2,0數(shù)字接口引擎SIE的IP核。在焱持USB2.0商速模式,以及協(xié)議定義的控制傳送、批嫩傳送、中斷傳送和同步傳送四種傳輸模_式的同時(shí),充分保持了瓔軟瓣靈活性糟核瓣片上惑線接日靈活易改,可以方便實(shí)現(xiàn)對各耱片上總線標(biāo)漆嬲支持;P菝支耪的滾熹數(shù)、配置靜緩存RAM大,J、W在綜合露任意裁減;而每個(gè)端點(diǎn)的用途、工作時(shí)的屬性和分配到的緩存大4,N究全由軟件配擻。這使得本IP核可以滿怒各種應(yīng)用的不同需求。同時(shí),根據(jù)USB總線時(shí)分復(fù)用的特性,本文采用了所有端點(diǎn)共享固~綴存SRAM的策略,減少了綴存RAM占舔黲電籍囂獲,降低了整令設(shè)詩熬成本。為在實(shí)現(xiàn)充分口核驗(yàn)證的同時(shí)盡爨縮短驗(yàn)證時(shí)湔,本文撼出了基予BOOTLOADER的FPGA驗(yàn)證技術(shù)GENIE,該驗(yàn)證方案不僅適用于本IP核的驗(yàn)證,同時(shí)也適合各種麓于CPU豹SOC系統(tǒng)。勇務(wù),本文瞧磅完了零USB2。0SIEIP孩在三款不弼穩(wěn)槳茲售惠安全冀上系統(tǒng)蒜片中的嵌入姣應(yīng)用,以及配合本臻棱所進(jìn)行鮑避~步軟硬件開笈,迸一步驗(yàn)誠該IP核的藏本功能和所能達(dá)到的性能技術(shù)指標(biāo)。關(guān)鍵詞USB2。0、IP棱、SOC、AMBA、舞步時(shí)鋒壤數(shù)據(jù)交換、低成零、翠核一驗(yàn)證孛燙分類號“124402
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上傳時(shí)間:2024-03-13
頁數(shù): 70
大?。?2.49(MB)
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簡介:學(xué)校代碼10270分類號學(xué)號122502319碩士專業(yè)學(xué)位論文“嵌入式”“嵌入式”自畫像自畫像創(chuàng)作的探索與嘗試創(chuàng)作的探索與嘗試走進(jìn)維米爾時(shí)代的生活走進(jìn)維米爾時(shí)代的生活專業(yè)學(xué)位類別藝術(shù)專業(yè)領(lǐng)域美術(shù)作者姓名王蓉指導(dǎo)教師孫化一、徐立答辯日期2015年5月27日ABSTRACABSTRACTTHEPAPER’SSUBJECTISAROUNDSELFPORTRAITSERIALSTHEWORKS,INSTEADOFEXPRESSINGSOMECONCEPTS,AREATTEMPTINGTOEXPLOREAPATTERNOFMANIFESTATIONOFPORTRAITURES,WHICHARETAKINGMYSELFASACREATIONOBJECT,GIVINGMETHEBIGGESTFREEDOMMOSTTRADITIONALPORTRAITURESHAVEBEENPORTRAITCENTERED,RESULTINGINSOMESTYLIZATION,WHATEVERTHEPICTURES’FRAMEWEREDESIGNEDTHERENOWNEDWORKLASMENINAS,DRAWNBYVELASQUEZPAINTERISACORNERASASUPPORTINGROLEINTHEPICTURE,BUTALSOCANCOMPLETEEXPRESSTHEIRINNERWORLD,ISADISTINCTIVESELFPORTRAITSINSPIREDBYSOLUTEVERMEER,ASERIESOFPAINTINGDRAWNBYJINSHANGYI,ITHINKOFVERMEER’SCLASSICWORKSCANBECOMBINEDWITHASELFPORTRAITBYDOINGSO,ICANREALIZEMYCREATIONANDEXPRESSMYRESPECTANDMEMORIALFORTHEMASTERTHEREASONWHYITAKEVERMEERS’WORKSASSETTINGSOFPORTRAITUREISTHATIWANTTOEXPLOREWHATICALL‘EMBEDDEDPATTERN’FORTHEART,WHICHMEANSYOUCOULDCREATEAPAINTINGBYPLACINGMODERNPEOPLEINTOCLASSICSYOULIKETHISSETOFCREATIONSISBASEDUPONVERMEERS’WORKSANDLOYALTOITSCLASSICALMOOD,BUTOBVIOUSLYTHEORIGINALSHAVEBEENCHANGEDDRAMATICALLYANDHAVEINTERESTINGCONTRASTSWITHNEWWORKS,VISUALLYFEELINGSOMEILLUSIONSOFPERVERSIONOFTIMEANDSPACEPEOPLEANDOBJECTSINMYWORKSCONSISTOFAVIRTUALWORLD,COMINGFROMMYIMAGINATIONOFPEOPLE,OBJECTSANDTHEIRLIVINGSFOURCENTURIESAGOUNLIKEVERMEERS’WORKSPURSUINGREPRODUCTIONOFREALITY,MINEISTOPURSUEEXPRESSIONOFIDEALIZATIONWHATIWANTTOEXPRESSISNOTAUNITYOFOBJECTIVEPHENOMENONANDTHEPICTURE,BUTTHESUPERPOSITIONOFMINDANDILLUSIONIAMATTEMPTINGTOEXPRESSMYWILLINGNESSANDIDEALSTHROUGHSELFPORTRAIT,WHICHCANREFLECTPLAINANDWARMLIFEILOVE,ANDBYWHICHCANCHASEANDRECALLFOOTPRINTOFMASTERINASIMILARBUTDIFFERENTWAY,THETIMEDISTANCEANDSPATIALDISTANCEINTOTHEWORKSINSPACECONVERSIONWILLWORSHIPANDRESPECTPASSEDTOVERMEER,ISALSOTRANSMITTEDTOTHECURRENTAUDIENCEKEYWORDSKEYWORDSREALISMSELFPORTRAITEMBEDDEDPATTERN’
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上傳時(shí)間:2024-03-12
頁數(shù): 39
大?。?3.01(MB)
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簡介:ATHESISSUBMITTEDTOZHENGZHOUUNIVERSITYFORTHEDEGREEOFMASTERTHEAPPLICATIONRESEARCHONWINCE6.0EMBEDDEDSYSTEMUSEDINTHEPORTABLEROMANSPECTROMETERBYLIYEGAOSUPERVISORPROF.YANLIDUOPTICALENGINEERINGSCHOOLOFPHYSICALENGINEERINGMAY,2013摘要摘要隨著技術(shù)的進(jìn)步,尤其是現(xiàn)場檢測的需要,便攜式拉曼光譜儀的需求越來越多。打破幾大國外品牌在該領(lǐng)域的壟斷地位,開發(fā)出擁有我國自主知識產(chǎn)權(quán)的便攜式拉曼光譜儀技術(shù)與儀器,具有十分重要的意義。本文的應(yīng)用研究是基于拉曼散射的物理學(xué)原理基礎(chǔ),利用殼層隔絕納米粒子增強(qiáng)拉曼光譜SHINERS技術(shù),提高了拉曼光譜檢測靈敏度,同時(shí)也增強(qiáng)了其空間分辨率,使得拉曼光譜分析技術(shù)更加適用于痕量物質(zhì)檢測領(lǐng)域及市場。為了設(shè)計(jì)出與SHINERS技術(shù)相匹配的便攜式拉曼光譜儀,本文根據(jù)其工作原理對便攜式拉曼光譜儀系統(tǒng)進(jìn)行了總體設(shè)計(jì),根據(jù)設(shè)計(jì)要求及相關(guān)參數(shù)選擇合適的軟硬件組成系統(tǒng)。便攜式拉曼光譜儀的WINCE6.0嵌入式系統(tǒng)由一款基于ARML1內(nèi)核的3C6410芯片為微處理器和WINCE6.0嵌入式操作系統(tǒng)所組成。便攜式拉曼光譜儀嵌入式應(yīng)用程序的設(shè)計(jì)是在.NETCOMPACTFRAMEWORK2.0基礎(chǔ)上,使用C≠}語言,通過VISUALSTUDIO2005集成開發(fā)環(huán)境開發(fā)出來;具有光譜儀的參數(shù)設(shè)置、光譜數(shù)據(jù)的采集、預(yù)處理、存儲以及光譜圖形顯示等功能擁有良好的用戶交互界面、移植性好、便于操作。最后通過相關(guān)樣品的實(shí)驗(yàn)測試,證實(shí)該便攜式拉曼光譜儀的嵌入式應(yīng)用程序運(yùn)行精確流暢,滿足設(shè)計(jì)要求。關(guān)鍵詞拉曼光譜SHINERS技術(shù)WINCE6.0嵌入式系統(tǒng)3C6410C撐嵌入式應(yīng)用程序
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上傳時(shí)間:2024-03-13
頁數(shù): 56
大?。?9.05(MB)
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簡介:Y1099013碩士研究生學(xué)位論文新疆大學(xué)論文題目中文論文題LJ英文研究生姓名學(xué)科、專業(yè)學(xué)位類別研究方向?qū)熜彰毞QWINDOWSCENET嵌入式操作系統(tǒng)本地化研究及實(shí)現(xiàn)THERESE{TRCHANDREALIZATIOTLOFLOCALIZEDWINDOWSCENETEMBEDDEDOPERATINGSYSTEM努爾麥麥提優(yōu)魯瓦斯計(jì)算機(jī)應(yīng)用技術(shù)工學(xué)碩士網(wǎng)絡(luò)技術(shù)應(yīng)用吾守爾斯拉術(shù)教授博導(dǎo)論文答辯日期2007年6月2日學(xué)位授予日期2007年月口鋱3ABSTRACTMICROSOFTWINDOWSCE.NETOCCUPIESTHEDOMINANTSTATUSINEMBEDDEDOPERATINGSYSTEMS.CHINESEVERSIONOFWINDOWSCE.NETALREADYWIDELYAPPLIEDINTHEDOMESTICMARKET.ALONGWITHPOPULARIZATIONOFEMBEDDEDINTELLIGENCEEQUIPMENT,REALIZATIONSOFLOCALIZEDWINDOWSCE.NETHAVEBECOMETHEIMPORTANTTECHNICALISSUEWHICHURGENTLYNEEDSTOSOLVEINTHEDEVELOPMENTOFXINJIANGNATIONALECONOMYANDTHESOCIETY.THISPAPERINCLUDESTHESUMMARYOFRESEARCHINGONTHELOCALIZATIONOFWINDOWSCE.NET。THEMAINLYSOLVEDISSUEASBELOW.1COMBINETHEDEVELOPMENTEXPERIENCEOFREALIZATIONOFUYGHURINFORMATIONPROCESSINGBASEDONWINDOWSDESKTOPVERSION,HASANALYZEDANDDISSECTEDTHEMAINSYSTEMSTRUCTUREOFWINDOWSCE.NET,HASMASTEREDTHEKEYTECHNOLOGYJUST1IKESYSTEMMODEL.INTERNATIONALIZATION,LOCALIZATIONOFWINDOWSCE.NETOPERATING.2THROUGHDISSECTEDFONTMECHANISMOFWINDOWSCE.NET,HASESTABLISHEDTHEUYGHURFONTS,ANDHASPROVIDEDTHEFOUNDATIONOFDISPLAY,PRINTUYGHURSCRIPTSONWINDOWSCE.NET.3THROUGHDEVELOPEDINPUTMETHODPROCEDURE,HASREALIZEDTHEUYGHURKEYBOARDINPUTANDTHESOFTWAREBASEDKEYBOARDINPUTONWINDOWSCE.NET.4THROUGHANALYZEDTHEINTERNATIONALIZATIONANDTHELOCALIZATIONMECHANISMOFWINDOWSCE.NET,HASDESIGNEDUYGHURLOCALIZATIONENVIRONMENT,ANDUSEDTHECOMPILEANDDECOMPILEFUNCTIONOFRESOURCESCOMPILER,HASEXTRACTEDWINDOWSCE.NETGRAPHICALUSERINTERFACERESOURCESANDLOCALIZEDTHEM,HASCONSTRUCTEDUYGBURGRAPHICALUSERINTERFACERESOURCESWHICHBASEDONWINDOWSCE.NETPLATFORM,ANDREALIZEDTHESUPPORTOFUYGHURGRAPHICALUSERINTERFACEONWINDOWSCE.NET.5PROVIDEDTHESUPPORTOFUYGHURSCRIPTSFORAPPLICATIONWHICHBASEDONWINDOWSCE.NET.HASREALIZEDCUSTOMMADETOWINDOWSCE.NETKERNELANDBURNINGITINEMBEDDEDENVIRONMENTWHICHBASEDONWINDOWSCE.NET。HASCOMPLETEDTHEFULLYLOCALIZATIONOFWINDOWSCE.NET.THEDEVELOPMENTOFLOCALIZEDWINDOWSCE.NETHASTHEVITALROLETOII
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上傳時(shí)間:2024-03-13
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子文件數(shù):
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簡介:2006屁研究‘L碩士學(xué)位論文一89598。{學(xué)楦代碼10269學(xué)號YS0324025霉熬滯熬箍擎碩士學(xué)位論文USB20OTG技術(shù)在嵌入式系統(tǒng)中的研究與實(shí)現(xiàn)TH。RESE盯CHANDIMPIEMENMLIONOFOSBOTGTECHN010黟JNELNBEDDEDSYSTEM系所_吐彗塹柱堂L摳一專業(yè)研究方向姓名指導(dǎo)教師計(jì)算機(jī)應(yīng)聃戰(zhàn)術(shù)嵌△,TG璉_刊.蓋~王茉盥副教籃2006年1月華東師范大學(xué)計(jì)算機(jī)科學(xué)技術(shù)系A(chǔ)BSTRACTWITHMEDEVELOPMENTOFMLLLTIMEDIA,NETWORK,MASSSTORAGETECHNOLOGYAILDSOON,THEPERIPHERALDEVICESNEEDAMOREAILDMOREHI曲ERTRANSFERSPEEDIMERF如E.WITHTHECHALLENGC,ITALSOBRINGSABRI曲TCRFUTUREFOR也EEMBEDDEDINTERFACETECHNOLOGY。USBINTERFACEHASBEENLLILIVERSALBET、VEENPCANDPERIPHEMLDEVICES,AND恤E訂ANSFERSPEEDDEFINEDIN也EUSB2.OSPECIFICATIONHASREACHED480MB/S.THEMOREIMPORTAMM血GIS協(xié)ATUSBOTGL.0SPEC試CATIONDEVELOPEDAMC也ODTOCOMMULLICATEBETWEENTWOUSBDEVICESWI廿10UTPC,WHICHISIMPOSSIBLEBEFORE.SOMEKINDSOFOTGDEVICESHAVEAPPEAREDINTTLEMARKET,TODORESEARCHONSUCHKINDOFNEWTECHNOIOGYWITH掣EAT如NLREISVERYMEANINGML,ESPECIAUYINEMBEDDEDSYSTEMFIELD.NEM萄ORPURPOSEOFUSBIFTORELEASEUSB0TGL.OSPEC篩CATIONISTOIM蘆OVETHECONLLNUILICATIONABILITYBET、VEENPONABIEDEVICES.111ISHASASIGNIFICANTMEANINGINEMBEDDEDSYSTEMFIELDBECAUSEUSBIMERFACEISSIMPLEANDEASYTOUSE.WIMTHEFASTDEVELOPMENTOF32BITCPUSSUCHASARM,THEPERFOMANCEOFEMBEDDEDSYSTEMHASIMPROVEDVERYMUCH.EMBEDDEDSYSTEMISUSUAILYSTABLE,SMALL,LOWPOWERAND眥IVERSAL,BUTTHECPU’SPEEDLLASREACHEDHANDRCDSOFMHZ療DMSEVERALMHZ.SO,GENERALPURPOSEUSEDEMBEDDEDSYSTEMHASBEENUSEDINHIGH.PERFOⅡNANCEAREAS.THISISHELP如LTOIINPROW吐IETECHNOLOGYOFEMBEDDEDSYSTEMINTCRFACE.THISPAPERISGOINGTODORESEARCHONUSB2.OOTGTCCHN0109Y,WHICHISUSEDINEMBEDDEDSYSTCM.INEMBEDDEDSYSTEM,MOREANDMOREHARDWAREANDSO行WARERESOURCESNEEDTOBEMANAGED,SO,ADEDICATEDMANAGERISNEEDEDINSUCHACOMPLEXSYSTEM,T11EMANAGERISSOCAUEDEⅡ1BEDDEDOSOPERATINGSYSTEM.EMBEDDEDOSISNOTASCOMPREHENSIVEASPCOS,ITCANBEMMMEDDOWNACCORDMGTOREQUIREMENT.NONLYMALLAGESHARDWAREAILDSO行WARERESOURCETHATISCURRENTLYIILUSE,SOME0SISSMALL,E街CIENTARLDREALTIME.NOWADAYS,MEREAREMANYEMBEDDED0SINTHEMARKET,SUCHASVXWORKS,PALMOS,NECULEUS,WMDOWSCE,UCLI刪XA11DSOON.UCLINUXISPOPULARAMONGLINUX‰SA11DMANYCOMPAILIESBECAUSEITSSOURCECODEISOPENA11D行EE.T11ISP印ERISGOINGTODORESEARCHINUCLINUXPLATFBM.BYNOW,ALTHOU曲THEREISS。MEKINDOFOTGPRODUCTS印PEAREDIILTHEMARKET,BUTTHECONTROISYSTEMOFMOSTOFMEMARESIMPLE.SO,IT’SINCONVENIEMFORMEMTOTRANSPLANTA11DREDEVELOP.EMBEDDEDSYSTEMISMOREAILDMORECOMPLEX,POWERFUIAND、VIDELYUSED.ACCORDINGT0THECUⅡEMSITUATION,IT’SNECESSARYTODE印RESEARCHONOTGTECHNOLOGY證
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上傳時(shí)間:2024-03-13
頁數(shù): 82
大?。?2.38(MB)
子文件數(shù):
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簡介:江蘇大學(xué)博士學(xué)位論文STATCOM非線性H/H混合控制與模塊化嵌入式數(shù)字系統(tǒng)研究姓名孫運(yùn)全申請學(xué)位級別博士專業(yè)農(nóng)業(yè)電氣化與自動化指導(dǎo)教師孫玉坤20080608STATCOM非線性馬肥混合控制與模塊化嵌入式數(shù)字系統(tǒng)研究有很好的自適應(yīng)性,當(dāng)外界環(huán)境變化或出現(xiàn)故障時(shí),通過同級子系統(tǒng)之間以及子系統(tǒng)和較高層次系統(tǒng)之間的信息交換,相關(guān)層次的子系統(tǒng)的結(jié)構(gòu)與功能進(jìn)行調(diào)整,從而實(shí)現(xiàn)了整個(gè)系統(tǒng)的動態(tài)平衡,因此整個(gè)系統(tǒng)反應(yīng)靈活,柔性好,可靠性高。采用標(biāo)準(zhǔn)化組件和標(biāo)準(zhǔn)化通訊接口規(guī)范,各層之間可以通過明確的接口進(jìn)行交互,因此不需要關(guān)心層內(nèi)結(jié)構(gòu)的細(xì)節(jié)。各個(gè)組件一般實(shí)現(xiàn)不同的功能范疇,要求功能相對獨(dú)立,組件之間耦合為松耦合。這樣可以實(shí)現(xiàn)所謂的“即插即用”功能,并使得控制軟件的調(diào)試、維護(hù)和升級都得到簡化。隨后,在硬件設(shè)計(jì)方面,詳細(xì)地設(shè)計(jì)了基本控制單元執(zhí)行層和協(xié)調(diào)層。根據(jù)基本控制單元執(zhí)行層的功能要求,設(shè)計(jì)了模塊化嵌入式單相控制單元。該單元采用基于ARM內(nèi)核的32位LPC2129局部控制器和CPLD設(shè)計(jì)方案,完成了對基本控制單元執(zhí)行層的觸發(fā)電路、驅(qū)動單元、通信單元、同步電路及保護(hù)等電路單元的設(shè)計(jì)。根據(jù)協(xié)調(diào)層的功能要求,采用雙DSP方案,設(shè)計(jì)了模塊化嵌入式主控制器單元。DSP56F8071完成采集、判斷及控制策略等功能,而DSP56F8072貝IJ負(fù)責(zé)整個(gè)系統(tǒng)的運(yùn)行、協(xié)調(diào)及人機(jī)交互等功能。同時(shí),還對STATCOM保護(hù)進(jìn)行了初步討論,提出了主電路故障檢測方案,給出了控制性保護(hù)是STATCOM裝置中一種特殊而且有效的保護(hù),并且具體說明了控制性保護(hù)在STATCOM中的實(shí)現(xiàn)方法。最后,結(jié)合硬件平臺和STATCOM的兩種運(yùn)行方式,對STATCOM控制系統(tǒng)的軟件進(jìn)行了設(shè)計(jì)。利用UC/OS.II嵌入式實(shí)時(shí)多任務(wù)操作系統(tǒng),提高了系統(tǒng)軟件的移植性、維護(hù)性和擴(kuò)展性。關(guān)鍵詞STATCOM;多電平主電路;混合型級聯(lián);開關(guān)角魯棒系數(shù);參數(shù)攝動;觚混合控制;分布式控制系統(tǒng)嵌入式實(shí)時(shí)多任務(wù)操作系統(tǒng)
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上傳時(shí)間:2024-03-13
頁數(shù): 178
大?。?12.52(MB)
子文件數(shù):
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簡介:江蘇大學(xué)碩士學(xué)位論文H264編碼算法研究及嵌入式應(yīng)用姓名陳波申請學(xué)位級別碩士專業(yè)計(jì)算機(jī)應(yīng)用技術(shù)指導(dǎo)教師鮑可進(jìn)20080607江蘇大學(xué)碩士學(xué)位論文ABSTRACTISOILLT鋤ATIONALORGAILIZATIONFORST卸DARDIZATIONAJLDITUINTENLATIONALTBLECOMMUNJCATIONUNIONWORKTOGETHERTO、№RKOUTANEWVIDE0CODINGSTALLDARDH.264,INORDERTOOBTAINBETTERCOMPRESSION齜LD脅SMISSIONPERFO冊ANCE.THEH.264ST砒LDARDIIL仃ODUCTIONMENEWTE6TLILOLO西ESOFCILRRERLTVIDE0ENC0DIN島INCLUDMGMULTI.SLICESIZEMODEL,44INTE酉AL仃{MSFO肌ATIOILIILTMPREDICTION,MEEFRECTOFFILTERINGT0BLOCL【,∞仃OPYCODINGOFMEREL嘶6CATION鋤DS0ON.C0MPAREDWIMOTLLER譏DEOCODINGST鋤DARDOFEXISTING,THENEWTECLLILOLOGYALLOWSH.264CODINGST鋤DARDC缸G就ALLI曲ERCOMPRESSIONRATIO觚DBETTERIILLAGEQUALITYIILTLLES鋤ECIRCLLINSTAJLCES.SO,ITH嬲900D印PLICATIONPROSPECT.WITHABROAD印PLICATIONOF鋤BEDDEDSVSTENLS,IRRLPLENLENTATIONMEVIDE0CODECIILTHE伽BEDDED町,STENLSHASBCCOMETHEFOCUSANDDI伍CULTONEOFH.264SNIDY.ILLNLISPAPER,ONTLLCBASISOFDETAILEDANALYSISOFH.264CODINGME0ⅨSTUDYMEC鋤PAI印ESTIMATES鋤DCHOOSEMEMODEOFALGORIT№SOFAHI曲DEGREEOFCOMPLEX時(shí),A11DTH朗ACCOMPLISHMENTREALTIMEVIDE0CAPTUREEILCODINGSYST鋤BASEDONH.264IILTLLEPⅪ屹55OFEMBEDDEDPLATF0咖..FIRSTLY,UNDERF鋤ILIARTHETHE0巧OFVIDE0E11CODINGPREMISE,IN仃0DUCETHES仃U曲LREAILDLEVELOFTHEH.264ENCODER,AILDMULTIANALYSJSTHEKEYTECHNOLO星;YAILDEILCODINGPERF.OM肌CEOFH.264.COMP撕SONOFH.264、MPEG2、MPEG4AILDH.263ENCODINGPERF.ONLLALLCEF.ROM鉚。嬲PECTSOFSUBJECTIVE鋤DOBJECTIVE.FROMTHETESTRE蚰LTS,H.264H勰BETTERC0DINGP晌肌鋤CEBOTHTHEASPECTOFSUBJECTIVE0ROBJECTIVE.SECONDLY’DETAILEDANALVSISOFSEARCHA191DTLLIILOFTLLEMOTIONESTIMATION,MLDCOMP棚TLLEP柏M鋤CEOFSEVER2LLSEARCHAL;YORITHM.THERESULTSSHOWTHATTHEWRHOLESE卸CHH嬲TLLEBESTSEARCHPERF.O姍ANCE,BUTAHI曲DE伊EEOFCOMPLEXI吼SO,NOT嘶TABLEFORAPPLICATIONINPRACTICE.BUT,TLLE缸TAL鰣T11MOF廿LRCEST印SE砌、DI鋤ONDSE烈℃H、HEXA霉RONALSE铘.CHA1霉RORITHNL鋤DMIXED嬲YNLM矧CALINULTIHEXAGONALSEARCHALGORITILMCAN鏟EATLYIMPROVESEARCHSPEEDWITHOUTAS甜。吣CH鋤GE加SE卸CHPE而冊鋤CC.THIRDLY’鋤叩HATICSTUDYMODESELECTIONOFRATEDISTORTIONOPTIIN訖ATIONA190RI廿LMB嬲EDONLA鯽1百ALL,齜LDINCRE嬲ESPEEDOFMODESELECTIONBYIINPROV鋤ENTMERATEDISTORTIONOPTIM協(xié)TIONA190RIⅡLM.THERESULTSSHOWTLLAT廿LEIIILPROV‘近MODELALGOTLLM鋤S孫,CT岫E1A唱EDEGREE,MORE0V盯WITHOUTIIILP∞TTLLECODINGPERF砷ANCEM旬0R.FINALIYH.2“伽CODINGA190柵瑚APPLICATIONONPⅪ心55OFEMBEDDCDPLATFB他TOACCOMPLISHMALTREAL.T岫EVIDEOCAPTURE鉍CODINGSYST∞LB嬲EDON鋤BEDDEDLILLUX.X264OFH.264伽CODING∞脅A他WILLBE仃觚SPL鋤TEDT0PⅪ心55T0ACHIEVEⅡLECOLLCCTIONOFVID∞COMP他SSIO瑪ANDOPTIIILIZE廿LE∞CODINGSO腳A他.EXP渤鋤TALRESULTSSHOW廿LATTLLEENCODINGSOFTWAREOFOPTI皿IIZATIONC鋤∞COMPLISLLIILENTOFTI心BASICREALTIMEVID∞∞CODINGFORCOLLECTION“D∞.KEYWORDSH.264,MOTIONESTIMATIO瑪MODESELECTION,鋤BED1EDLINUX,CODEOPTIMIZATIONⅡ
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上傳時(shí)間:2024-03-13
頁數(shù): 72
大?。?10.94(MB)
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簡介:1S,。87.15{7中圖分類號TN915衡級上海大學(xué)碩士學(xué)位論文SHANGHAIUNIVERSITYMASTER,STHESIS題單載波頻域均衡I目技術(shù)的研究作者學(xué)科專業(yè)導(dǎo)師寸YⅢ完成日期李偉通信與信息系統(tǒng)鄒困良2005。1}海大學(xué)壩卜學(xué)位論文單載波頻域均衡技術(shù)的佃F究ABSTRACTTHEFOURTHGENERATIONWIRELESSCOMMUNICATIONTECHNOLOGYISDEVELOPINGQUICKLYIN21“CENTURY.ITINCLUDESBROADBANDWIRELESSACCESS、BROADBANDWIRELESSLAN、MOBILEBROADBANDSYSTEMANDINTERACTIVEBROADCASTNETWORK.ITWILLHAVESOMECHARACTERISTICSASFOLLOWS1HIGHERSPEEDRATECOMMUNICATION;2WIDERNETWORKSPECTRUM;3INTEGRATEDMULTIPLESERVICE;4HIGHERINTELLIGENTPERFORMANCE;5BETTERCOMPATIBILITY;6HIGHERQUALITYMULTIMEDIACOMMUNICATION.SINGLECARTIERFREQUENCYDOMAINEQUALIZATIONSCFDEISONEOFTHECORETECHNOLOGIESIN4GMOBILECOMMUNICATIONSYSTEMANDHASPARTICULARPREDOMINANCEINTHEMULTIMEDIADATATRANSMISSION.ATFIRST.THEBASICPRINCIPLES,SYSTEMCONSTRUCTIONANDCHARACTERISTICSOFSCFDETECHNOLOGYAREINTRODUCED.ITISEMPHASIZEDINTHESTRUCTUREOFDECISIONFEEDBACKEQUALIZATIONANDISIOVERDEEPFREQUENCYSELECTIVEFADINGCHANNELS.BASEDONTHESYSTEMMODEL,PARAMETERANDSYSTEMSIMULATIONFLOWCHART,MAUABISINTRODUCEDFORTHESIMULATIONOFSCFDESYSTEM.ANDITISCOMPAREDWITHTHEOFDMSYSTEM.SECONDLY,THEEQUALIZATIONOFSISOSCFDESYSTEMISDISCUSSEDINTHEPAPER,F(xiàn)OCUSINGONANALYSISOFADAPTIVEFILTERARITHMETICTHATISFREQUENCYDOMAINLMS.THEPAPERALSORESEARCHESTHESTRUCTUREOFEQUALIZER,ANDITMAINLYRESEARCHESLINEAREQUALIZERANDDECISIONFEEDBACKEQUALIZERUSEDINSCFDESYSTEM.FINALLY,THESYSTEMWITHTHECOMBINATIONOFSCFDEANDMIMOTECHNOLOGYAREANALYZEDINTHEPAPER,MIMOCANIMPROVETHECAPACITYOFCOMMUNICATIONSYSTEMANDSPECTRUMUTILIZATIONWITHOUTINCREASINGTHEBANDWIDTH.ITCANEFFECTIVELYIMPROVETHESYSTEMCAPACITYANDPERFORMANCE;ALSOCANENHANCETHECOVERSCOPEOFNETWORKANDRELIABILITY.THETHREEKINDSOFSTRUCTURESOFMIMOSCFDESYSTEMOVERFREQUENCYSELECTIVEFADINGCHANNELS,ANDSIMULATESANDANALYZESITSPERFORMANCECOMBINEDWITHTHESTBCAREMAINLYRESEARCHED.THERESULTSINDICATEFDFDEISMORESUITABLEFORTHEWORSECONDITIONOFTHECHANNEL.KEYWORDSOFDM,SCFDE,ADAPTIVEFILTER,MIMO,EQUALIZATIONII
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上傳時(shí)間:2024-03-13
頁數(shù): 87
大?。?2.19(MB)
子文件數(shù):
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簡介:上海大學(xué)碩士學(xué)位論文H264流媒體無線傳輸研究實(shí)現(xiàn)及其在嵌入式視頻監(jiān)控中的應(yīng)用姓名胡書衛(wèi)申請學(xué)位級別碩士專業(yè)控制理論與控制工程指導(dǎo)教師周維民20090101上海大學(xué)碩士學(xué)位論文保障本系統(tǒng)的健壯性、可靠性和服務(wù)質(zhì)量。4根據(jù)視頻監(jiān)控的需要,構(gòu)建了簡單的無線網(wǎng)絡(luò),并且在無線視頻監(jiān)控中實(shí)現(xiàn)流媒體傳輸,在確定傳輸控制中各參數(shù)后,對傳輸進(jìn)行測試。經(jīng)測試,本論文設(shè)計(jì)的H.264無線流媒體傳輸丟包率控制在1%以內(nèi),接收端收到的每個(gè)發(fā)送端有效數(shù)據(jù)量在95KBPS,并且接收端接收到的視頻ⅥJV分量的PSNR值均達(dá)到了35DB以上,傳輸性能有了較好的質(zhì)量保障。關(guān)鍵詞流媒體RTP/RTCPH.264差錯控制擁塞控制VI
下載積分: 5 賞幣
上傳時(shí)間:2024-03-12
頁數(shù): 83
大?。?3.37(MB)
子文件數(shù):
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簡介:學(xué)校代號10731學(xué)號092080802015密級公開蘭州理工大學(xué)碩士學(xué)位論文H.264優(yōu)化算法及其在嵌入式WINCE6.0中的應(yīng)用LIYI‘.1_‘L■■■■■■■■■■RH.264OPTIMIZATIONALGORITHMANDITSAPPLICATIONINEMBEDDEDWINCE6.OBYLIJIAQIB.E.GUIZHOUUNIVERSITY2005ATHESISSUBMITTEDINPARTIALSATISFACTIONOFTHEREQUIREMENTSFORTHEDEGREEOFMASTEROFSCIENCELNAUTOMATIONOFELECTRICPOWERSYSTEMSINTHEGRADUATESCHOOLOFLANZHOUUNIVERSITYOFTECHNOLOGYSUPERVISORPROFESSORHAOXIAOHONGA白RIL,2012/。
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上傳時(shí)間:2024-03-13
頁數(shù): 70
大小: 2.47(MB)
子文件數(shù):
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簡介:天津大學(xué)碩士學(xué)位論文G7231協(xié)議及相關(guān)通信業(yè)務(wù)在嵌入式系統(tǒng)上的實(shí)現(xiàn)姓名鄧小勇申請學(xué)位級別碩士專業(yè)通信與信息系統(tǒng)指導(dǎo)教師張為201006ABSTRACT”UNIFIEDCOMMUNICATION”ISAMOREHUMANCOMMUNICATIONCONCEPT,CLOSERTOTHEGOALOF5WCOMMUNICATION,WITHLARGERDEVELOPMENTSPACEANDWIDEMARKET.THISPAPERISBASEDONTHETHOUGHTOF”UNIFIEDCOMMUNICATION”,USINGG723.1SPEECHCODECPROTOCOL,DESIGNEDASPEECHANDFILECOMMUNICATIONSYSTEMBASEDONC/SMODE.THESERVERENDRUNSONTHEPCLINUX,F(xiàn)OLLOWEDBYAMYSQLDATABASE.THECLIENTENDRUNSONTHELINUXAIMEMBEDDEDPLATFORMW90P710FROMWINBONDCO.INORDERTOMEETTHEREALTIMEREQUIREMENTSINSPEECHCOMMUNICATION,BEFORETHESYSTEMDESIGN,ITNEEDSTOIMPROVETHEEODECRATE.ACCORDINGTOTHEITUTSOURCE,OPTIMIZETHECODEBOTLLINALGORITHMANDASSEMBLY.INALGORITHM,MAINLYFROMSIMPLIFYSEARCHING,REEURSIVINGITERATIONANDSPACEFORTIMETHREEASPECTSTOREWRITETHECODESINSOMEMODULES.ATTHESAMETIME,CHANGETHEBASICOPERATIONFUNCTIONFROMCTOASSEMBLYLANGUAGE.BYTESTED,THEOPTIMIZATIONRESULTSIMPROVEDTHESPEEDOFTHECODCCGREATLY,ANDTHESPEECHMOSVALUEREACHESTO3.4.THESYSTEMUSESTHEUDPSOCKETMECHANISMTOTRANSFERINFORMATIONMUTUALLY.THESERVERENDUSESJAVA,ANDREALIZEDTHENECESSARYTIPS,THERESPONSETOADMINISTRATORS’OPERATIONSANDTHERESPONSETOCLIENTS’REQUESTSBYUSINGGRAPHICALINTERFACEANDMULTITHREADMECHANISM.THESERVERENDPROGRAMLINKSTOBACKENDMYSQLDATABASE,REALIZEDTORECORD,MODIFYANDREADTHEUSERGROUPSANDUSERS’INFORMATIONBYUSINGSQL.ANDTHEDATABASEDESIGNMEETSTHETHIRDPARADIGM.ATTHESAMETIME,THECLIENTEND,WHICHISEMBEDDEDINTOTHEARMSYSTEM,USESCLANGUAGE,ANDSATISFIESTHEUSERS’VARIOUSOPERATINGREQUIREMENTSBYUSINGMULTITHREADPROGRAMMING.WBLL,THECONTROLINFORMATIONFROMCLIENTENDSHOULDBESENTTOTHESERVERENDTORECORDANDTHENFORWARDED,BUTTHEDATASHOULDBESENTTOANOTHERCLIENTDIRECTLY,ACCORDINGAVOIDINGTHESERVERCOMMUNICATIONCONGESTION.ATTHESAMETIME,THENETWORKOVERTIMEANDRESPONSEOVERTIMEFUNCTIONSAREDESIGNEDINTHESYSTEM,SOTHESYSTEMCANSTILLWORKAFTEROVERTIME.KEYWORDSUNIFIED.COMMUNICATION,G723.1,EMBEDDEDSYSTEM,MYSQL
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上傳時(shí)間:2024-03-13
頁數(shù): 72
大小: 5.55(MB)
子文件數(shù):
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簡介:19年6月考試嵌入式系統(tǒng)期末大作業(yè)0001試卷總分100得分100一、單選題共31道試題共77分1在MDK軟件的仿真界面查看存儲器應(yīng)該使用下列哪一個(gè)調(diào)試窗口()AWATCH窗口BMEMY窗口CUART窗口D外設(shè)窗口正確答案B2以下哪一項(xiàng)不是LPC1768微控制器的引腳P06的功能()AP06通用數(shù)字輸入輸出功能BI2SRX_SDA-接收數(shù)據(jù)CRD2-CAN2接收器輸入DMAT20-定時(shí)器2的匹配輸出,通道0正確答案C3在MDK軟件開發(fā)工程時(shí),下載到微控制器的文件格式是()ABIN格式BEXE格式COUT格式DHEX格式正確答案D4下列哪一種不屬于嵌入式操作系統(tǒng)()AVXWKSBWINDOWS95CWINDOWCEDΜCOS正確答案B5將LPC1768微控制器的P02和P03分別設(shè)置為TXD0和RXD0,而不改變其他引腳的設(shè)置,則程序代碼應(yīng)該為()APINSEL0PINSEL00XFFFFFF0F|0X00000050BPINSEL0PINSEL0|0XFFFFFF5FCPINSEL1PINSEL10XFFFFFF0F|0XFFFFFF5FDPINSEL1PINSEL1|0XFFFFFF5F正確答案AC7個(gè)D8個(gè)正確答案D12LPC1758微控制器的SRAM大小為()A8KBB32KBC64KBD128KB正確答案C13LPC1768控制串口0的FIFO控制器U0FCR0X81,則此時(shí)串口0的FIFO觸發(fā)點(diǎn)為()A1字節(jié)B4字節(jié)C8字節(jié)D14字節(jié)正確答案C14在LPC1768微控制器中控制GPIO輸出高電平的寄存器是()AFIODIRBFIOPINCFIOSETDPINSEL1正確答案C15LPC1768微控制器屬于什么內(nèi)核()ACTEXM0BCTEXM3CCTEXM4DCTEXA正確答案B16當(dāng)引腳功能選擇寄存器PINSEL0的10位為01表示()AP00引腳定義為GPIOP00BP00引腳定義為RD1CP00引腳定義為TXD3DP00引腳定義SDA1正確答案B
下載積分: 6 賞幣
上傳時(shí)間:2024-03-11
頁數(shù): 8
大小: 0.03(MB)
子文件數(shù):
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簡介:19年6月考試嵌入式系統(tǒng)期末大作業(yè)在MDK軟件的仿真界面查看存儲器應(yīng)該使用下列哪一個(gè)調(diào)試窗口()AWATCH窗口BMEMY窗口CUART窗口D外設(shè)窗口正確答案B以下哪一項(xiàng)不是LPC1768微控制器的引腳P06的功能()AP06通用數(shù)字輸入輸出功能BI2SRX_SDA-接收數(shù)據(jù)CRD2-CAN2接收器輸入DMAT20-定時(shí)器2的匹配輸出,通道0正確答案C在MDK軟件開發(fā)工程時(shí),下載到微控制器的文件格式是()ABIN格式BEXE格式COUT格式DHEX格式正確答案D下列哪一種不屬于嵌入式操作系統(tǒng)()AVXWKSBWINDOWS95CWINDOWCEDΜCOS正確答案B將LPC1768微控制器的P02和P03分別設(shè)置為TXD0和RXD0,而不改變其他引腳的設(shè)置,則程序代碼應(yīng)該為()APINSEL0PINSEL00XFFFFFF0F|0X00000050BPINSEL0PINSEL0|0XFFFFFF5FCPINSEL1PINSEL10XFFFFFF0F|0XFFFFFF5FDPINSEL1PINSEL1|0XFFFFFF5FD5V正確答案DLPC1768微控制器的AD采集模塊有多少個(gè)通道()A4個(gè)B5個(gè)C7個(gè)D8個(gè)正確答案DLPC1758微控制器的SRAM大小為()A8KBB32KBC64KBD128KB正確答案CLPC1768控制串口0的FIFO控制器U0FCR0X81,則此時(shí)串口0的FIFO觸發(fā)點(diǎn)為()A1字節(jié)B4字節(jié)C8字節(jié)D14字節(jié)正確答案C在LPC1768微控制器中控制GPIO輸出高電平的寄存器是()AFIODIRBFIOPINCFIOSETDPINSEL1正確答案CLPC1768微控制器屬于什么內(nèi)核()ACTEXM0BCTEXM3
下載積分: 6 賞幣
上傳時(shí)間:2024-03-15
頁數(shù): 9
大小: 0.04(MB)
子文件數(shù):