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304Vol.30,No.4201008JournalofHangzhouDianziUniversityAug.2010DSP28335,(,310018):2010-03-31:(2008014),(2009133B04):(1971-),,,,.:DSP28335,8200Kbit/s,,,,,:;;;:TM933:A:1001-9146(2010)04-0146-0705[1,2]DSP,DSP,TI28335DSP,,,,,DSP1DSP+MCU,DSPMCU:ADC,A/DDSP,,,DSPMCU[1-3]MCULCD,11.1DSPTITMS320F28335DSPTMS320F28335150MHz,32,6DMAADCMcBSPEMIF,18PWM,6TIPWM(HRPWM),1216ADC[4]F2833xTI,50%,C28x,,1.2SD,DSP,SPI1PB375A,UUSB,SD,PB375A/SD,USBHOSTSDLDOU/SD,SPIUART,,2,USB31.3MCUMCUSilabsC8051F340,LCDEEPROM,C8051F340MCU,48MI/s8051:;64kBFlash;4352RAM;,,1.3.1LCD,,2PB375A3USB,,15CMLCDMCU,,41.3.2,,18,,I/O,3657414:DSP283354LCD51.3.3,,,,DS1302DALLAS,,,,,DS1302,61.4CPU,DSP+MCU,CPU,RAMDSP,,IDT7134RAMIDT71345V,DSPIO3.3V,,74LVX4245,74LVX4245,5V3.3V,MCUIO3.3V,5V,3.3-5V767RAM1.5AD,8200kHz,ADS8364ADS83645MHz,/20ADS83646/250ksps[5-7]ADS8364+5V,80DB64s6,A0A1A2A15A16A17,,84120108ADS8364ADAD,AD12,,DSPADS836481.6,,,ADC,A/D44,:0-1000V,ADADS8364+2.5V,,AD-2.5-+2.5V,,AD44,,991.7AD+12V-12VDSP1.9V,3.3V,3.3V,ADS83645V,2.5V,5V3.3V12V5V3.3V2.5V1.9V+12V-12V105VLM2596-5,3A,(150kHz)(1.23V),40V,,,LM2596-5111.9V3.3VTITPS767D318,,3.3V,1.9V1A,9414:DSP283351012V115V200msDSPTPS767D318,,2.5VMAX6225,,MAX62251212MAX62252DSP:,DSPAD;,,,DSP:DSP(SCIGPIOEMIF)ADU/SD2.1DSPDSPSCI,RS232RS485;GPIO;EMIF,RAMRAM;PWM;;SPISCI,SCIB0512010RS485,SCIARS232,9600bps,8,1,[8]EMIF16,RAMRAMPWM50%,5M,ADS8364[9],,ADADSPI,8,200k,U/SD2.2AD,ADADADADADADS8364RSTTMS320F28335,TMS320F28335ADS8364RST,,ADCA0A1B0B1C0C1DSPPWM4MADS8364,EOCADS8364TMS320F283353ADC3,,EOCTMS320F28335,ADS8364CSCS,CS,ADS8364,ADS8364CSADS8364(RD)CS,(RD),ADS8364,RD,TMS320F28335ADS8364RDAD,RDADS8364132.3MCUMCULCDEEPROMRAM,,2.3.1MCUMCU(C8051F340)MCU,I/O,I/OIICEMIF,EEPROMLCDRAMEMIF8,,LCDRAM2.3.2,,(),5Q0Q1Q2,,,63,,:,,,,143,1514:DSP2833513ADS836414TIDSPTMS320F28335,MCU,8200k/s,LCD,,,,[1],,.TMS320C6713[J].,2006,26(5):79-82.[2],,.DSPMCU[J].,2004,(6):13-16.[3],.DSP[J].,2007,23(4):339-342.[4]TexasInstruments.TMS320F28335,TMS320F28334,TMS320F28332DigitalSignalControllersDataManual.[EB/OL].[5]TexasInstruments.ADS8364Y225021124009.[EB/OL].[6],,.ADS8364TMS320F2812[J].,2006,(2):137-139.[7],,,.DSPADS8364[J].,2006,32(6):82-84.[8].TMS320F2812C[M].:,2008:100-129.[9],.DSP[J].,2006,(1):70-74.DevelopmentofSurveillanceEquipmentPowerQualityBasedonDSP28335LOUXiao2chun,HELi2li(HangzhouVocationalandTechnicalCollege,HangzhouZhejiang310018,China)Abstract:Asurveillanceequipmentonpowerqualitywasintroducedand200kbit/ssamplingvelocityforeightchannelswasdesigned,specificschemewasimplementedinthepaperbyDSP28335technologywhichcanaccom2plishthemeasureofpowerqualityindexstipulatedbynationalstandardandhavesomeotherfunctionssuchasdatashowing,datasaving,communicating,simplewaverecordingetc.Thestructureoftheschemewassimpleandthecostperformancewashigh.Thedesignofsoftwarewasmodularizedsothattheprogramcandebugandmodifyeasi2ly.Theapplicationhasshownthattheschemewassuccessful.Keywords:powerquality;DSP28335;MCU;surveillance2512010