TMS320C6000系列DSP串行通信接口设计

:1009-4881(2004)02-0007-03:2003-11-13:(1969-),,,TMS320C6000DSP(,430023):TMS320C6000DSP,SPI,,MCBSP:SPI;TMS320C6000;DSP;:TP33:B0,DSP,TMS320C6000DSPMC6868HC705C8,C6000DSPMcBSPSPI,DSP,1TMS320C6000TMS320C6000(C6000)TIDSP,DSP,,,C6000[1]:/DSP,100MHz-600MHz;VelciTITMVLIW;RISC;SRAM,8M;(C64X);McBSP,McASPDMA/EDMA;PLL;IEEE-1149.1(JTAG);1.0/1.2/1.5/1.8V,I/O3.3V2McBSPMCBSP,McBSP1McBSP[2],,,1McBSPI/O/ZCLKRI/O/ZCLKXI/O/ZCLKSIDRIDXO/ZFSRI/O/ZFSXI/O/Z3C6000SPI3.1SPI(SerialProtocolInterface)Motorola[3],4,/4:(SCK)(MISO)(MOSI)(SS)SPI23220046JournalofWuhanPolytechnicUniversityVol.23No.2Jun.2004/,,,,McBSP,SPIMcBSPSPI,SPCRSPI2:2SPICLKSTPCLKXP0xx,SPI100,McBSPCLKX,CLKR110,McBSPCLKX,CLKR101,McBSPCLKX,CLKR111,McBSPCLKX,CLKRMcBSP,,McBSPSPI/(CLKX)SPI(SCK),(SS)(CLKR)(FSR),CLKXTFSX3.2McBSPSPISPI,1,McBSPCLKXFSX1McBSP,McBSPCLKX,,(DX)SPIMOSI,(DR)MISO3.3McBSPSPIMcBSP,2,,CLKX,McBSP,SPI(McBSPCLKXFSX)DXMISO,DRMOSI2McBSPSPI4C6000DSP,C,DSPCCSDSP/BIOS(CSL)[4],McBSPSPI(/),3,CSLMcBSPMcBSP:MCBSP-Handlehport0;MCBSP-ConfigPortConfig={/33/0x1800,/313/0x0000,/323/0x0040,/33/};hport0=MCBSP-open(0,MCBSP-OPEN-RESET);/3McBSP3/MCBSP-config(hport0,&PortConfig);/3McBSP3/8200435TMS320C6000,SPI,C6000SPI,,SPI,,:[1].TMS3206000DSPS[M].:,2003.411-436.[2].DSP[M].:,2002.123-146.[3].DSP[M].:,2000.15-30.THEDESIGNOfASYNCHRONOUSSERIALCOMMUNICATIONFORTMS320C6000CHENMing-yi(DepartmentofElectricalandInformationEngineering,WuhanPolytechnicUniversity,Wuhan430023,China)Abstract:ThecharacteristicsofTMS320c6000deviceisintroduced,communictionsprincipleofitsSPImoduleisanalysed,examplesofinterfacecircuitaregiven,andthecofigurationprogramofMcBSPispresented.Keywords:SPI;TMS320C6000;DSP;McBSP(Multi-channelBufferedSerialPort)(2)THESTATEMACHINEMODELFORMICROCONTROLLERPROGRAMMINGGUANShu-an(DepartmentofComputerandInformationEngineering,WuhanPolytechnicUniversity,Wuhan430023,China)Abstract:Throughtheestablishmentofthemodelofthestatemachineformicrocontrollerprogramming,thispaperresearchesonthematurityofthedescriptionofthecharacteristicoftheprogrambehaviorwiththismodelanditsrealizationintheformofsourcecode.KeyWords:microcontrollerprogramming;stateset;eventset;outputset;statemachine;sourcecoderealization92:TMS320C6000DSP