变频装置高速智能PROFIBUS通信接口模块的开发

PROFIBUS,,,(,300130):PROFIBUS,,,PROFIBUSDPSPC3PROFIBUSDP,RAM,PROFIBUSDP,,:;;;:TP29:ADevelopmentofPROFIBUS2DPCommunicationInterfacefortheConverterLIANGTao,SONGLi2jie,SUNHe2xu,MAAi2long(InstituteofAutomation,HebeiUniversityofTechnology,Tianjin300130,China)Abstract:ToconnectconvertertoPROFIBUS,achievingmotioncontrolviafieldbus,byusingmodularde2signconcept,ahigh2speedandintelligentPROFIBUS2DPcommunicationinterfaceboardwasdesignedandde2velopedforthecontrollerofaPMSM.Inthisboard,aSIEMENSprotocolchipSPC3isadoptedforhigh2speedserialdatacommunicationbetweenPROFIBUS2DPmasterandslavestations.AndaDPRAMisusedforparal2leldataexchangebetweenthemodularandtheintelligentcontroller.ItisprovedthattheconverterwiththisboardcanconnecttoPROFIBUS2DPasaslavestationandachievereliablehigh2speedcommunicationwithmasterstations.Keywords:fieldbus;frequencyconverter;dualportRAM;protocolchip:(1975-),,,Email:[e-mail]/OSI,[1],HART,,PROFIBUS3[2]:PROFIBUSDP,PAFMS,PFOFIBUSDP,I/O,,9.6kbit/s12Mbit/s,sms,RS485,PROFIBUSDP,,[1]RS485,,PLC,,,PROFIBUSDP[3],,,PROFIBUSDP,,DP452008382ELECTRICDRIVE2008Vol.38No.2,PROFIBUSDP,1[4,5],DPPRO2FIBUSDP,,1.6kWM205B,3.0810-2kgm21,DSP,,PROFIBUS3IPMPM15RSH120DSPTMS320LF2407A,DSP,,,DSPPROFIBUSCPU,SPC3PROFIBUSDP1PROFIBUSDPFig.1TheschematicdiagramoffrequencyconverterwithPROFIBUSDPinterface2PROFI2BUSDP()CPUPROFIBUSSPC3RAM22.1PhilipsP89C51RD2,62PROFIBUSDPFig.2ThediagramofhardwareprincipleofhighspeedPROFIBUSDPcommunicationmodule20MHz(40MHz),64kflashEPROM,EPROM,,E2PROM,CFGPRMSSA,,,64kPLD4:0000H-7FFFH(32k)SRAM,8000H-9FFFH(8k)SPC3(8000H-85FFH1.5k),A000H-BFFFH(8k)DPRAM(A000H-A800H2k),16k,,2.2PROFIBUSPROFIBUSDPSPC3,PROFIBUSDP,PROFIBUSDP,PROFIBUSDP,,,DP[3]1.5kRAM,192,8,:SPC32XINT/MOTMODE55,:PROFIBUS2008382XINT/MOTIntelMotorolaCPUIntel8051,SPC3IntelSPC3,SPC3,,8,SPC3DB7DB0,ALESPC31.5k,SPC30PROFIBUSDP1SPC3,,,MCUSPC3New_SSA_Data,New_Prm_Data,Dx_out,New_cfg_Data,New_Gc_Command,,,SPC3SPC33,3,2,2,1,1SPC3,(,,)SPC3,PROFIBUS,SPC3,12M,PROFIBUSDC/DC2.3RAM,2kRAM,RAM,CPU,MCU(0xA000),DSP,2kRAM,,RAMREADY,50%,,,PROFIBUS,,RAM,PROFI2BUSDP,,Devicenet,Ethernet,,33,DPRAM,SPC3,MCU,(ISR)3Fig.3Theflowchartofinterfaceboardprocessduringdata2exchangeSPC3PROFIBUSDP,PROFIBUSDP,P89C51RD2SPC3,SPC3,;,652008382,:PROFIBUS,,I/O,,P89C51RD2()49;(),,256;PROFIBUS/,224224DPRAMMCUDSPDPRAM,2kRAM,,11DPRAM2kTab.1ThedistributionofthestoragespaceofDPRAMDSPMCU0000FFSLAVE_CFG[0..256]P2ROFIBUS0x1002FFSend_BUF[0..499]0x3004FFRec_BUF[0..499]7FASend_H7FBSend_T7FCRec_H7FDRec_T7FEDSP_IntDSP7FFMCU_IntSend_BufRev_BufSend_H,Send_T,Rev_H,Rev_TFIFO,CPU,DSPPMSMPROFIBUSDP,DPRAM,,4PROFIBUSDP,PROFIBUSDP,PROFIBUSDP,PROFIBUSCP5611PC,,COMPROFIBUS,GSD,,PC12M,mssPC,44PROFIBUSFig.4ThespeedcurveofmotorunderPROFIBUSsupervisor,PROFIBUSDP,,,,PROFIBUSDPPROFIBUS,,,1,.[J].,1998,13(1):1-72,,.ProfibusDP[J].,2004(4):35-373,,,.[J].,2006,36(3):23-254,,,.[J].,2006,21(1):87-925,,,.ProfibusDP[J].,2002(5):39-41:2007201219:200720921975,:PROFIBUS2008382