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ST基于STM32F103RE和MEMS的iNEMO评估方案ST公司的STEVAL-MKI062V1(iNEMO)是基于STM32F103RE和MEMS的iNEMO平台,用来对大多数的惯性,温度和压力传感器的性能进行评估,能对加速度计,磁力计和陀螺仪以及压力和温度传感器的数据进行测量.STM32F103RE是高性能ARM®Cortex™-M332位RISC核处理器,工作频率72MHz,高速嵌入存储器(闪存多达512KB,SRAM多达64KB),有多种增强I/O和外设,连接到两个APB总线.本文介绍STM32F103RE主要特性和方框图,以及STEVAL-MKI062V1(iNEMO™)传感器平台主要特性,电路图和材料清单.iNEMO:iNErtialMOduledemonstrationboardbasedonMEMSsensorsandtheSTM32F103RETheSTM32F103xC,STM32F103xDandSTM32F103xEperformancelinefamilyincorporatesthehigh-performanceARM®Cortex™-M332-bitRISCcoreoperatingata72MHzfrequency,high-speedembeddedmemories(Flashmemoryupto512KbytesandSRAMupto64Kbytes),andanextensiverangeofenhancedI/OsandperipheralsconnectedtotwoAPBbuses.Alldevicesofferthree12-bitADCs,fourgeneral-purpose16-bittimersplustwoPWMtimers,aswellasstandardandadvancedcommunicationinterfaces:uptotwoI2Cs,threeSPIs,twoI2Ss,oneSDIO,fiveUSARTs,anUSBandaCAN.TheSTM32F103xxhigh-densityperformancelinefamilyoperatesinthe–40to+105℃temperaturerange,froma2.0to3.6Vpowersupply.Acomprehensivesetofpower-savingmodeallowsthedesignoflow-powerapplications.TheSTM32F103xxhigh-densityperformancelinefamilyoffersdevicesinsixdifferentpackagetypes:from64pinsto144pins.Dependingonthedevicechosen,differentsetsofperipheralsareincluded,thedescriptionbelowgivesanoverviewofthecompleterangeofperipheralsproposedinthisfamily.ThesefeaturesmaketheSTM32F103xxhigh-densityperformancelinemicrocontrollerfamilysuitableforawiderangeofapplications:●Motordriveandapplicationcontrol●Medicalandhandheldequipment●PCperipheralsgamingandGPSplatforms●Industrialapplications,PLC,inverters,printers,andscanners●Alarmsystems,videointercom,andHVACSTM32F103RE主要特性:■Core:ARM32-bitCortex™-M3CPU–72MHzmaximumfrequency,1.25DMIPS/MHz(Dhrystone2.1)performanceat0waitstatememoryaccess–Single-cyclemultiplicationandhardwaredivision■Memories–256to512KbytesofFlashmemory–upto64KbytesofSRAM–Flexiblestaticmemorycontrollerwith4ChipSelect.SupportsCompactFlash,SRAM,PSRAM,NORandNANDmemories–LCDparallelinterface,8080/6800modes■Clock,resetandsupplymanagement–2.0to3.6VapplicationsupplyandI/Os–POR,PDR,andprogrammablevoltagedetector(PVD)–4-to-16MHzcrystaloscillator–Internal8MHzfactory-trimmedRCInternal40kHzRCwithcalibration–32kHzoscillatorforRTCwithcalibration■Lowpower–Sleep,StopandStandbymodes–VBATsupplyforRTCandbackupregisters■3×12-bit,1μsA/Dconverters(upto21channels)–Conversionrange:0to3.6V–Triple-sampleandholdcapability–Temperaturesensor■2×12-bitD/Aconverters■DMA:12-channelDMAcontroller–Supportedperipherals:timers,ADCs,DAC,SDIO,I2Ss,SPIs,I2CsandUSARTs■Debugmode–Serialwiredebug(SWD)&JTAGinterfacesCortex-M3EmbeddedTraceMacrocell™■Upto112fastI/Oports–51/80/112I/Os,allmappableon16externalinterruptvectorsandalmostall5V-tolerant■Upto11timers–Uptofour16-bittimers,eachwithupto4IC/OC/PWMorpulsecounterandquadrature(incremental)encoderinput–2×16-bitmotorcontrolPWMtimerswithdead-timegenerationandemergencystop–2×watchdogtimers(IndependentandWindow)–SysTicktimer:a24-bitdowncounter–2×16-bitbasictimerstodrivetheDAC■Upto13communicationinterfaces–Upto2×I2Cinterfaces(SMBus/PMBus)–Upto5USARTs(ISO7816interface,LIN,IrDAcapability,modemcontrol)–Upto3SPIs(18Mbit/s),2withI2Sinterfacemultiplexed–CANinterface(2.0BActive)–USB2.0fullspeedinterface–SDIOinterface■CRCcalculationunit,96-bituniqueID■ECOPACK®packagesAO-Electronics傲壹电子官网:中文网:图1.STM32F103xC,STM32F103xD和STM32F103xE性能方框图图2.STM32F103RE系列时钟树框图STEVAL-MKI062V1(iNEMO™)传感器平台TheSTEVAL-MKI062V1(iNEMO™)isauniqueplatformdesignedtodemonstratetheperformanceofST’smostadvancedinertial,temperatureandpressuresensors.Itprovidesacompletesetofinertialmeasurementsfromanaccelerometer,magnetometerandgyroscopes,aswellasdatafrompressureandtemperaturesensorstomeasureenvironmentalconditions.iNEMO,a9DOF(degreesoffreedom)inertialsystemtosensemotionusingacombinationofsensors,representsacompletehardwareplatformforavarietyofapplicationsincludingvirtualreality,augmentedreality,platformstabilization,human-machineinterfacesandrobotics.Toaidinuserdevelopmentandanalysis,theSTEVAL-MKI062V1demonstrationkitincludesaPCGUIforsensoroutputdisplayandafirmwarelibrarytofacilitatetheuseofthedemonstrationboardfeatures.Acompletesetofcommunicationinterfaces(USB,wireless,COM),small4.5x5cmsize,andseveralpowersupplyoptionsmakeiNEMOaflexible,openevaluationplatform.STEVAL-MKI062V1主要特性:Twopowersupplyoptions:powerconnector,USBconnectorBatterymonitoringviaLBOsignalSTM32F103:high-densityPerformancelineARM-based32-bitMCUwith256-to512-KbyteFlash,USB,CAN,11timers,3ADCs,13communicationinterfacesBootfromuserFlash,systemmemoryorSRAMLPR530AL:2–axisgyroscope(roll,pitch)300°/sfullscale,analogoutput,optionaladditionalfiltersLPY530AL:2–axisgyroscope(pitch,yaw)300°/sfullscale,analogoutput,optionaladditionalfiltersLIS331DLH:3–axisaccelerometer,±2g/±4g/±8gfullscale,SPIdigitaloutputHMC5843:3-axismagnetometer,configurablefullscale±4gauss(max),I2CdigitaloutputLPS001DL:pressuresensor300-1100mbarabsolutefullscale,I2Cdigitaloutput,barome
本文标题:ST基于STM32F103RE和MEMS的iNEMO评估方案
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