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1、MicrochipPIC32MZ32位MCU嵌入连接解决方案关键字：PIC32MZ32位,MCU,工业控制,网络连接,嵌入系统Microchip公司的PIC32MZ是200MHz32位嵌入联MCU,具有高达2MB闪存,512KBRAM,10/100以太网MAC,高速USBMAC/PHY和两个CAN端口,处理器性能高达330DMIPS和3.28CoreMark/MHz,支持WQVGA图像,可用新一代嵌入设备.本文介绍了PIC32MZ主要特性和框图,MIPS32®microAptiv微处理器核主要特性和框图,以及PIC32MZ嵌入式连接(CE)入门板主要特性,电路图,材料清单和PCB元件
2、布局图.ThePIC32MZEmbeddedConnectivityfamilyof200MHz32-bitmicrocontrollersfeatureupto2Mbytesofflash,512KbytesofRAM,a10/100EthernetMAC,Hi-SpeedUSBMAC/PHY,anddualCANports.Theprocessorsyield330DMIPSand3.28CoreMark/MHzperformance,withaninterruptlatencyofonly10clockcycles,andhavedirectsupportforaWQVGAgr
3、aphics.Thechipsaresaidtohaveclass-leadingcodedensityandhavea28Ms/s12-bitA/Dconverterandacryptoenginewitharandomnumbergenerator.TheyuseImagination’sMIPSmicroAptivcore,whichincludes159DSPinstructionsthatenablealgorithmswithupto75%fewercyclesthanpreviousMCUversions.QFN,TQFP,VTLA,andLQFPpackageswit
4、h64to144pinsareavailablestartinginDecemberandpricedfrom6.68ea/10,000.Astarterkitisavailable.PIC32MZ主要特性:OperatingConditions•2.2Vto3.6V,-40ºCto+85ºC,DCto200MHz•2.2Vto3.6V,-40ºCto+125ºC(Planned)Core:200MHz(upto330DMIPS)microAptiv™•16KBI-Cache,4KBD-Cache•MMUforoptimumembeddedOSexecution•microMIPS™
5、modeforupto35%smallercodesize•DSP-enhancedcore:-Four64-bitaccumulators-Single-cycleMAC,saturatingandfractionalmath•Code-efficient(CandAssembly)architectureClockManagement•0.9%internaloscillator•ProgrammablePLLsandoscillatorclocksources•Fail-SafeClockMonitor(FSCM)•IndependentWatchdogTimers(WDT)a
6、ndDeadmanTimer(DMT)•Fastwake-upandstart-upPowerManagement•Low-powermodes(SleepandIdle)•IntegratedPower-onResetandBrown-outResetMemoryInterfaces•50MHzExternalBusInterface(EBI)•50MHzSerialQuadInterface(SQI)AudioandGraphicsInterfaces•Graphicsinterfaces:EBIorPMP•Audiodatacommunication:I2S,LJ,andRJ•
7、Audiocontrolinterfaces:SPIandI2C™•Audiomasterclock:FractionalclockfrequencieswithUSBsynchronizationHigh-Speed(HS)CommunicationInterfaces(withDedicatedDMA)•USB2.0-compliantHi-SpeedOn-The-Go(OTG)controller•10/100MbpsEthernetMACwithM
