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1、STSTM32F072ARMCortex－M032位MCU解決方案關(guān)鍵字：消費(fèi)類電子,數(shù)字TV,HVAC,工業(yè)控制,馬達(dá)控制,PLC,逆變器ST公司的STM32F072是高性能基于ARMCortex-M032位RISC內(nèi)核的MCU,工作頻率高達(dá)48MHz,具有高速嵌入存儲(chǔ)器(高達(dá)128KB的閃存和16KBSRAM)以及各種增強(qiáng)性外設(shè)和I/O,提供標(biāo)準(zhǔn)的通信接口,USB全速器件,CAN,12位ADC和12位DAC以及7個(gè)通用16位計(jì)時(shí)器,32位計(jì)時(shí)器和高端控制PWM定時(shí)器,主要用在應(yīng)用控制和用戶接口,手
2、持社,A/V接收器和數(shù)字TV,PC外設(shè),游戲和GPS平臺(tái),PLC,逆變器,打印機(jī),掃描儀,告警系統(tǒng)視頻互連和HVAC.本文介紹了STM32F072xx主要特性,框圖,評(píng)估板STM32072B-EVAL主要特性,框圖,元件布局圖,電路圖和材料清單.TheSTM32F072xxmicrocontrollersincorporatethehigh-performanceARMCortex?-M032-bitRISCcoreoperatingata48MHzfrequency,high-speedembedd
3、edmemories(upto128KbytesofFlashmemoryand16KbytesofSRAM),andanextensiverangeofenhancedperipheralsandI/Os.Alldevicesofferstandardcommunicationinterfaces(twoI2Cs,twoSPIs/I2S,oneHDMICECandfourUSARTs),oneUSBFullspeeddevice(crystal-less),oneCAN,one12-bitADC,o
4、ne12-bitDACwithtwochannels,sevengeneral-purpose16-bittimers,a32-bittimerandanadvanced-controlPWMtimer.TheSTM32F072xxmicrocontrollersoperateinthe-40to+85?℃and-40to+105?℃temperaturerangesfroma2.0to3.6Vpowersupply.Acomprehensivesetofpower-savingmodesallows
5、thedesignoflow-powerapplications.TheSTM32F072xxmicrocontrollersincludedevicesinsixdifferentpackagesrangingfrom48pinsto100pinswithadieformalsoavailableuponrequest.Dependingonthedevicechosen,differentsetsofperipheralsareincluded.Thedescriptionbelowprovide
6、sanoverviewofthecompleterangeofSTM32F072xxperipheralsproposed.ThesefeaturesmaketheSTM32F072xxmicrocontrollerssuitableforawiderangeofapplicationssuchasapplicationcontrolanduserinterfaces,handheldequipment,A/VreceiversanddigitalTV,PCperipherals,gamingandG
7、PSplatforms,industrialapplications,PLCs,inverters,printers,scanners,alarmsystems,videointercoms,andHVACs.STM32F072xx主要特性:Core:ARM?32-bitCortex?-M0CPU,frequencyupto48MHzMemories64to128KbytesofFlashmemory16KbytesofSRAMwithHWparitycheckingCRCcalculationuni
8、tResetandpowermanagementVoltagerange:2.0Vto3.6VPower-on/Powerdownreset(POR/PDR)Programmablevoltagedetector(PVD)Lowpowermodes:Sleep,Stop,StandbyVBATsupplyforRTCandbackupregistersClockmanagement4to32MHzcrystaloscillator32kHzoscilla
