第9章DSP应用技术资料讲解.ppt
41页
9 DSP技术及高速实时数字信号处理9.1 DSP技术9.2 雷达数字信号处理9.1 DSP技术一、DSP的分类二、DSP芯片的运算速度三、TI DSP四、ADI高性能DSP一、DSP的分类（4）MIPS：即每秒执行百万条指令如TMS320LC54980的处理能力为80MIPS，即每秒可执行八千万条指令； （5）MOPS：即每秒执行百万次操作如 TMS320C40的运算能力为 275 MOPS；（6）MFLOPS：即每秒执行百万次浮点操作如 TMS320C31在主频为40MHz时的处理能力为40 MFLOPS；（7）BOPS：即每秒执行十亿次操作如 TMS320C80的处理能力为 2 BOPS DSP Market Share in 2003Total Revenue: 6,130 Million US-$C5000C5000C6000C6000C2000C2000Efficient IntegrationEfficient Integrationfor Controlfor ControlDSCDSCPower EfficientPower EfficientPerformancePerformanceDSPDSPHigh PerformanceHigh PerformanceC EfficiencyC EfficiencyDSPDSPTexas Instruments DSP/DSC - PortfolioTMS320 Family BranchesTMS320 Family BranchesTexas Instruments TMS320 familyDifferent families and sub-families exist to support different markets.Lowest CostLowest CostControl SystemsControl Systems Motor ControlMotor Control StorageStorage Digital Ctrl SystemsDigital Ctrl SystemsC2000C2000C5000C5000 EfficiencyEfficiency Best MIPS per Best MIPS perWatt / Dollar / SizeWatt / Dollar / Size Wireless phonesWireless phones Internet audio playersInternet audio players Digital still cameras Digital still cameras ModemsModems TelephonyTelephony VoIPVoIPC6000C6000 Multi Channel and Multi Channel and Multi Function AppsMulti Function Apps Comm InfrastructureComm Infrastructure Wireless Base-stationsWireless Base-stations DSLDSL ImagingImaging Multi-media ServersMulti-media Servers VideoVideoPerformancePerformance & &Best Best Ease-of-UseEase-of-UseControl PerformanceFuture of Control: Improved Industrial Drive, Improved System Density for ONET, etc.Multi-Function, Appliance & Consumer Control F2801100 MIPSF2806100 MIPSF2808100 MIPS Software CompatibleF2810150 MIPSIn SiliconAnnouncedHigh-Precision Uni-processor Control for Applications from Industrial Drives to AutomotiveC2810150 MIPSC2811150 MIPSC2812150 MIPSSamples December 04Higher performanceGreater integrationF2811150 MIPSF2812150 MIPSC24xF24xLC240 xALF240 xAR2811150 MIPSR2812150 MIPSRoadmap of TMS320C2000 DSCsTIMERTIMERFlashFlash (words)(words) ROM ROM (words)(words) RAMRAM (words) (words)CPUCPUADCADCMcBSPMcBSPEXMIFEXMIFWatch DogWatch DogSPISPISCI (UART)SCI (UART)CANCANVolts (V)Volts (V)# I/O# I/OPackagePackageResolutionResolutionCAP/QEPCAP/QEPPWM(CMP)PWM(CMP)Event ManagerEvent Manager 32bit 32 bit 16 bit 16 bit 16 bit 16 bit 16 bit 32bit 32 bit 16 bit 16 bit 16 bit 16 bit 16 bit 16 bit 16 bit 16 bit 16 bit 16 bit 16 bit 16 bit 16 bit 16 bit 16 bit 16 bit 16 bit 16bit 16bit 16bit 16bit 18K 18K 18K 18K 2.5K 2.5K 2.5K 2.5K 1.0K 1.0K 1.0K 1.0K 1.0K 1.0K 2.5K 2.5K 1.5K 1.5K 544 1.0K 544 544 1.0K 544 544 544 544 544 544 544 32K 32K 16K 16K 6K 6K 8K 8K 4K 4K 128K128K 64K 32K 32K 64K 32K 32K 16K 8K 16K 8K 8K 8K 8K 8K8K8K 16K 16K 6/6 6/6 6/46/6 6/6 6/4 6/4 6/4 3/2 3/2 3/2 3/2 1/0 1/0 6/4 6/4 6/4 6/4 3/2 3/2 1/0 3/2 1/0 3/23/23/24/24/23/23/2 16 16 16 16 16 16 16 8 16 8 8 7 8 7 16 16 16 16 8 8 7 8 8 7 8 8 12 8 12 8 7 7 4 4 2 27 7 4 4 2 2 2 2 4 4 4 4 2 2 2 2 2 22 23 32 2 12-bit 12-bit 10-bit 10-bit 10-bit 12-bit 12-bit 10-bit 10-bit 10-bit 10-bit 10-bit 10-bit 10 bit 10-bit 10 bit 10-bit 10-bit 10-bit 10-bit 10-bit 10-bit 10-bit 10-bit10-bit10-bit 10-bit 10-bit 10-bit 10-bit 2 2 1 1 2 2 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 200ns 200ns 500ns 500ns 500ns200ns 200ns 500ns 500ns 500ns 500ns 500ns 375ns 500ns 500ns 375ns 375ns 375ns 425ns 425ns 500ns 900ns 500ns 900ns 900ns 900ns 6.1us 6.1us 900ns 900ns1.8 core 1.8core 3.3 3.3 3.31.8 core 1.8core 3.3 3.3 3.3 3.3 3.3 3.3 3.3 3.3 3.3 3.3 3.3 3.3 3.3 3.3 5.0 3.3 5.05.05.05.05.05.05.03.3 I/O 3.3 I/O3.3 I/O 3.3 I/O 5656 56 41 41 56 41 41 21 21 21 21 13 41 41 21 13 41 41 21 13 32 13 32262628282626176LQFP 128LQFP 144LQPF 100LQPF 64LQFP 64PQFP 32LQFP 100LQFP176LQFP 128LQFP 144LQPF 100LQPF 64LQFP 64PQFP 32LQFP 100LQFP 100LQFP 100LQFP 64PQFP64PQFP 32LQFP 144LQFP 32LQFP 144LQFP 64PQFP 64PQFP 132PQFP 132PQFP 64PQFP64PQFP179u*BGA179u*BGA 68PLCC 68PLCC68PLCC68PLCC F2812 F2810 LF2407A LF2406A LF2403A LF2402A F2812 F2810 LF2407A LF2406A LF2403A LF2402A LF2401A LF2401A LC2406A LC2406A LC2404A LC2404A LC2402A LC2401A LC2402A LC2401A F243 F241 F243 F241 F240 F240 C242 C242Conv timeConv time# ofChan# ofChan 1616 16 16 16 8 16 16 16 8 8 8 5 5 16 16 16 16 8 5 8 5 8 8 8 8 16 16 8 8TIMERTIMERBootROMBootROM (words)(words)MIPSMIPS 150 150 40 40 40 40 40 150 150 40 40 40 40 40 40 40 40 40 40 40 40 40 20 20 20 20 20 20 20 20 4K4K 4K 256 256 4K 256 256 256 256 256 256 256 256 TI C2000: Portfolio for Embedded Applications三、TI DSP1、TMS320F2812 高性能的静态CMOS工艺，可使主频达到150MHz（指令周期6.67ns）；低功耗设计（1.8V和3.3V供电）； 高性能的32位CPU。
实现16X16和32X32乘操作，快速的中断操作，程序空间达4M，寻址空间达4G，在C/C+和汇编语言中代码可得到优化，还可向下兼容TMS320F24X/LF240X代码； 片上存储器：闪存128K字，单访问双口RAM(SARAM)18K字； 启动只读存储器ROM 4K字，具有软件启动模式包含标准的数学表； 时钟和系统控制采用锁相环技术PLL来控制系统各模块所需要的频率； 具有3个外部中断和外围中断扩展模块PIE (Peripheral Interrupt Expansion)，PIE可支持多达45个外部中断； 128位的代码安全模块CSM(Code Security Module)，更好地保护了开发者的知识产权； 具有3个32位的CPU 定时器和适合电机控制的事件管理模块EVA和EVB； 具有很强的外围通讯功能：同步串行口SPI，通用异步串行口SCI，增强的eCAN和多通道缓存串行口McBSP； 多达16个通道、精度可达12位模拟/数字转换器ADCC281。
