armkinetis basic清华工程物理系

ARMCortex

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Page 是面向大学生的具有探索性的工程实践活动。竞赛自2005年创办以来均被教育部、财政部批准列入高等教育教学质量与教学 ARMCortex

PageARMCortex

PageARMCortex

Page ARMCortex

PageARMCortex

PageThen“是最好的老师”，对于大学生本科教育仍然如此。如何提升课程的趣味性，学习热情，让学生愉快地玩精神和探索精神（Open&Creative）ARMCortex

PageARMCortex

Page scaleKinetisKL25(ARMCortex000 InnovationInnovationBox下键下键-左键-上键-左键-上键-ARMCortex

2007by

Page Page谢谢&！PageOurwishes Blazar ARMCortex

PageARMAcornComputerGroupdevelopedworld’sfirstcommercialRISCprocessorin1985RogerWilsonandSteveFurberweretheprincipleARM(AdvancedRISCMachines)wasaspinoutfromAcornin1990withgoalofdefininganewmicroprocessorstandardPageARMARMdeliveredARM6inIntroduced32bitaddressingNewinstructionforprogramstatusVariantusedinAppleNewtonBy1996ARM7wasbeingwidelystartedportofWinCEtoAddedmultimediaExponentialgrowthfromthenPageARMinARMCortex

PageFlash:32MBx电源接USBHost接口×1USBHost接口×1USBDevice接口接口键ARMCortex

PagePage 造商无需自己设计CPU,是生产关系的 ARMARMARMARMCortexApplicationReal-time

ProcessorARMand gainedcertainIPfromARMaspartoflawsuitsettlementandmodifiedARMarchitecturebrandingitasStrongARMStrongARMnamewaschangedtoProcessorSA1000,XScaleisclosetoARMv5instructionXScaledivisionof wassoldtoMarvelInc.inofARM

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ARMARMV4是目前支持的最老的架构,是基于32-bit地址空间的32-bit指令集。ARMv4除了支持ARMv3ARMv4T增加了16-bitThumb指令集，这样ARMThumb体系增加了一个新的指令同时改进了Thumb/ARM相互作用、编译能力和混合及匹配ARM与Thumb例程，以更好地平衡代码空间和性并在ARM ISA上扩展了增强的DSP 指令集:增强的DSP指令包括支持饱和算术（saturatedarithmetic）,并且针对AudioDSP应用提高了70%性能。‘E’扩展表示在通用的CPU上提供DSP能 Thumb-2和TrustZone技术也用于ARMv6中。ARM1156T2(F)-S和ARM1176JZ(F)-S所有ARMv7profiles实现Thumb-2技术，同时还包 吐量400％，并提供浮点支持以满足下一代3D图 ，ARM7TDMI- 性能：0.9MIPS/MHz可达到性能：1.1MIPS/MHz，可达300MIPS(Dhrystone2.1)，单32-bitAMBAbusARM926EJ-S,RM946E-S,ARM966E-S,ARM968E-S,性能：1.1MIPS/MHz，可达300MIPS(Dhrystone2.1)，高性能AHB,软核（soft 性能：1.35MIPS/MHz，可达430+Dhrystone2.1MIPS，，可选支栈（ReturnStack）。强大的ARMv6指令集，支持SIMD(SingleInstructionMultipleData)扩展，支持ARMTrustZone、Thumb-2技术。740Dhrystone2.1MIPS，低功耗Cortex-A系列:面向用于复杂OS和应用的应用处理器（applicationsprocessors），支持ARM,ThumbandThumb-2指令集。处理器，支持ARMThumb,和Thumb-2指令集。式处理器，只支持Thumb-2指令集ARMDesignARMcoreusesRISCReducedinstructionLoadstoreLargenumberofgeneralpurposeParallelexecutionswithButsomedifferencesfromEnhancedinstructionsThumbDSPConditionalexecution32bitbarrelCortex-M3/4采用了ARMV7哈佛架构，具有带分支预 Cortex-M0采用了ARMV6Cortex-M0处理器是使用最少门数的ARMCPU, 所以Cortex-M3/4处理器对多个操作并行执 与Cortex-M3/4不同，Cortex-M0 与Cortex-M3/4不同，在Cortex-M0中，缺少FAULTMASK和BASEPRI，对应NMI Cortex-M3/4处理器采用单一 低有效位置位，那么bit-band位为1，如果使其最低有效位 Page “传统的位处理方法和Cortex-M3bit-banding此外，基于传统ARM7持 只有沿着对齐的字边界才可以对数据进行 和 。Cortex-M3据 Cortex-M0不支持bit-banding，也不支持非对 NVICCortex-M处理器中一个完整的部分。NVIC最多可支持240个外部中断，每个外部中断最多可具有256个可重新动态划分的不同优先级别。它支持优先级别中断源和脉冲中断Cortex-M(复位向量有堆栈MSP初值。。。

Page在Cortex-M0中支持最大32个不同的中断源。CortexM0的断向量表不是可重定位的，而CortexM0+则可能允许重定位。ThepriorityregistersintheCortex-M0areonly2bits.Asaresult,onlyfourprioritylevelsareavailableforinterruptsandsystemexceptionswithconfgurablepriority.ThereisnodynamicpriorityswitchingsupportintheCortex-M0processor,sothepriorityofinterruptandexceptionsarenormallyprogrammedatthebeginningoftheapplicationandremainunchangedafterwards.ARMCortex

Page可以在硬件中处理堆栈操作，Cortex-M处理器免去了在传统的C语言未决的中断之间的移动。末尾连锁技术把需要用时30个时钟周期才能完复，比软件执行用时更少，大大提高了频率为100MHz的子系统的性能。级设计的总体成本。 CortexM0/M0+CortexM0为3级流水，CortexM0+为2Thumb(most),missingCBZ,CBNZ,Thumb-2(subset),onlyBL,DMB,DSB,ISB,MRS,MSR.32-bithardwaremultiply,1-cycleor32-CortexM0ARMCortexM3toTheCortex-M4featuresDSPinstructions,suchasasingle-cyclemultiply-accumulate(MAC)unit,optimizedsingleinstructionmultipledata(SIMD)instructions,saturatingarithmeticinstructionsandanoptionalsingleprecisionFloating-PointUnit(FPU).PageCortex-M一个DAP调试接口，在实际中，可以连接不同CortexM3/M4支持JTAG和SWD的双支持，而CotexM0构例如scaleKinetisK系列可使用JTAG或者SWD调试，而scaleKinetisKL系列则只能使用SWD调Cortex-M：：USBDM目前通过BDM接口支持S08，S12，ColdFireV1的调试，通过SWD接口支持KintetisK和KinetisKL系列处理器的调试。 ARMCortex

PagePageARM7vsCortex-ARMCortexARM发展到CortexM3/M4，相当于从微机到小型机， ARMCortex

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PageARMCortex

PageKinetisARMCortex-M4 ARMCortex-M4 PinCompatibilityAcrossPagePinCompatibilityAcrossMemoryMapofKinetis16-bitUpto4pairsofdifferentialand24single-endedexternaloginputsOutput-differential16-bit,13-bit,11-bitor9--single-ended16-bit,12-bit,10-bitand8- bleGainAmplifier(PGA):uptox64-Amplifylow-amplitudesignalsbeforetheyarefedto-Onlyworkwithdifferentialinput(rangefrom0~1.2V±ADCconversionclkfrequency for≤13-bit- for16-bitADCconversion18.484~818.33 for≤13-bit37.037~361.402Kspsfor≤13-bit(continousconversion,peripheralclk=50MHz,noADChardwareConversioncomplete/hardwareaveragecompleteflagandSelectablehardwareconversiontriggerwithhardwarechannelAutomaticcomparewithinterruptforless-than,greater-thanorequal-to,withinrange,orout-of-range,progr blevalueog

Operatesovertheentiresupply blehysteresisSelectableinterruptonrisingedge,fallingedge,orbothrisingorfallingedgesofcomparatoroutputSelectableinversiononcomparatorComparatoroutputmayDigitallyFiltercanbeCanbeclockedviaexternalSAMPLEsignalorscaledbusclockSupportDMAAcomparisoneventcanbeselectedtotriggeraDMAtransfer.TwosoftwareselectableperformanceShorterpropagationdelayattheexpenseofhigherpowerTd=50ns(typ.)-Lowpower,withlongerpropagationdelayTd=250ns(typ.)VoltageVREFV1canbeusedinmedicalapplicationssuchasglucosemeterstoprovideareferencevoltagetobiosensorsorasareferenceto ogperipheralssuchastheADC,DAC,orCMP.Lowpowermode:VREFV1canonlybeusedforinternalUSBVoltageRegulatorTheUSBVoltageRegulatormoduleisaLDOlinearvoltageregulatorto3.3Vpowerfromaninputpowersupplyvaryingfrom2.7Vto5.5Lowdrop-outvoltage:300Outputcurrent:120Automaticcurrentlimitingiftheloadcurrentisgreaterthan290Smalloutputcapacitor:2.2Stablewithaluminum,tantalumorceramic10/100MbpsEthernetMACIEEE1588Implementsthefull802.3specificationwithpreamble/SFDgeneration,framepaddinggeneration,CRCgenerationandcheckingDynamicallyconfigurabletosupport10/100MbpsoperationSupports10/100MbpsfullduplexandconfigurablehalfduplexoperationIPv4andIPv6SupportforallIEEE1588Referenceclockcanbechosenindependentlyofthenetwork bleprecisetime- ofingressandegressframes4channelIEEE1588timer,eachwithsupportforinputcaptureandoutputusingthe1588ARMCortex

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