QUARTUS 8.0 LPM模块功能介绍中文版

1、QUARTUS 8.0 LPM模块功能介绍中文版The Quartus II software offers a variety of megafunctions,including the library of parameterized modules (LPM)functions and other parameterized functions.Megafunctions are listed below by function. Functions indicated by an asterisk(*)are provided for backward compatibility o

2、nly.Arithmetic MegaWizards and Megafunctions:Arithmetic components include accumulators,adders,multipliers,and LPM arithmetic functions.MegaWizard Megafunction(s)CommentsALTACCUMULA TE altaccumulateParameterized accumulator megafunction.参数化的寄存器模块ALTECC altecc_decoderError correction code(ECC)megafun

3、ction.数据代码纠正模块altecc_encoderError correction code(ECC)megafunction.数据代码纠正模块ALTFP_ADD_SU B altfp_add_subFloating-point adder/subtractor megafunction.浮点、加法器/减法器模块ALTFP_COMPA RE altfp_compareParameterized floating-point comparator megafunction.参数化的浮点比较器模块ALTFP_CONVE RT altfp_convertParameterized floati

4、ng-point conversion megafunction.参数化的浮点转换器模块ALTFP_DIV altfp_div Parameterized floating-point divider megafunction.参数化的浮点分配器模块ALTFP_MULT altfp_mult Parameterized floating-point multiplier megafunction.参数化的浮点乘法器模块ALTFP_SQRT altfp_sqrt Parameterized floating-point square root megafunction.参数化的浮点平方根模块AL

5、TMEMMULT altmemmultParameterized memory multiplier megafunction.数化的记忆乘法器模块ALTMULT_ACCU M(MAC)altmult_accumParameterized multiply-accumulate megafunction.参数化的乘-累积模块ALTMULT_ADD altmult_addParameterized multiplier/adder megafunction.参数化的乘法器/加法器模块ALMULT_COMP LEX altmult_complexParameterized complex mult

6、iplier megafunction.参数化的综合乘法器模块ALTSQRT altsqrt Parameterized integer square root megafunction.参数化的整数平方根模块LPM_ABS lpm_abs Parameterized absolute value megafunction.参数化的绝对值模块LPM_ADD_SUB lpm_add_subParameterized adder/subtractor megafunction.参数化的加法器/减法器模块LPM_COMPARE lpm_compareParameterized comparator

7、megafunction.参数化的比较器模块LPM_COUNTER lpm_counterParameterized counter megafunction.参数化的计数器模块LPM_DIVIDE lpm_divide Parameterized divider megafunction.参数化的分配器模块divide*Parameterized divider megafunction.参数化的分配器模块Use the divide megafunction with mature device families.For newer device families,use the lpm_

8、divide megafunction.LPM_MULT lpm_multParameterized multiplier megafunction.参数化的乘法器模块altsquareParameterized squarer megafunction.参数化的squarer模块PARALLEL_ADD parallel_addParallel adder megafunction.参数化的并联加法器模块Gates MegaWizards and Megafunctions:Gates include multiplexers and LPM gate functions.MegaWizar

9、d Megafunction(s)CommentsLPM_AND lpm_and Parameterized AND gate megafunction.参数化的与门模块LPM_BUSTRI lpm_bustri Parameterized tri-state buffer megafunction.参数化的三态缓冲器模块LPM_CLSHIFT lpm_clshift Parameterized combinational logic shifter or barrel shifter megafunction.参数化的组合逻辑转换模块LPM_CONSTANT lpm_constant Par

10、ameterized constant generator megafunction.参数化的常数发生器模块LPM_DECODE lpm_decode Decoder megafunction.参数化的解码器模块LPM_INV lpm_inv Parameterized inverter megafunction.参数化的反相器模块LPM_MUX lpm_mux Parameterized multiplexer megafunctions.参数化的多路转换器模块LPM_OR lpm_or Parameterized OR gate megafunction.参数化的或门模块LPM_XOR l

11、pm_xor Parameterized XOR gate megafunction.参数化的异或门模块I/O MegaWizards and Megafunctions:I/O components include Clock Data Recovery(CDR),phase locked loop(PLL),double data rate(DDR), gigabit transceiver block(GXB),LVDS receiver,LVDS transmitter,PLL reconfiguration,and remote update megafunctions.MegaWi

12、zard Megafunction(s)CommentsALT2GXB alt2gxb GXB megafunction.千兆位收发器ALT2GXB_RECONFI alt2gxb_reconfig GXB dynamic reconfiguration megafunction.G千兆位动态配置收发器ALTASMI_PARALLEL altasmi_parallel Active serial memory interface parallel megafunction.并联接口的串行存储器ALTCLKCTRL altclkctrl Clock control block megafunct

13、ion.时钟控制模块ALTCLKLOCK altclklock Parameterized PLL megafunction.参数化的锁相环模块ALTDDIO_BIDIR altddio_bidir DDR bidirectional megafunction.双倍数双向模块ALTDDIO_IN altddio_in DDR input megafunction.双倍数输入模块ALTDDIO_OUT altddio_out DDR output megafunction.双倍数输出模块ALTDLL altdll Delay locked loop(DDL)megafunction.锁相环模块A

14、LTDQ altdq Data strobe megafunction.数据滤波模块ATLDQS altdqs Parameterized bidirectional data strobe megafunction.参数化的双向数据滤波器atldq_dqs Parameterized data strobe megafunction.参数化的数据滤波器ALTGX alt4gxb High-Speed Serial Interface(HSSI) GXBmegafunction.高速串行千兆收发器ALTGXB altgxb GXB megafunction.千兆位收发器ALTIOBUF alt

15、iobuf_bidirBidirectional I/O buffer megafunction.双向I/O缓冲模块altiobuf_inInput I/O buffer megafunction.输入缓冲模块altiobuf_outOutput I/O buffer megafunction.输出缓冲模块ALTLVDS altlvds_rxLow voltage differential signalling(LVDS)receiver megafunction.低电压差分信号接收器altlvds_txLow voltage differential signalling(LVDS)tran

16、smitter megafunction.低电压差分信号发送器ALTMEMPHY ALTMEMPHY External DDR Memory PHY interface megafunction.PHY接口的外部的DDR存储器ALTOCT alt_oct On-chip termination(OCT)megafunction.片上终端模块ALTPLL altpll Parameterized PLL megafunction.参数化的锁相环模块ALTPLL_RECONFIG altpll_reconfig Parameterized PLL reconfiguration megafunct

17、ion.参数化可重配置的锁相环模块ALTREMOTE_UPDAT E altremote_updateParameterized remote update megafunction.参数化的远程更新模块altstratixii_octParameterized OCT megafunction.参数化的片上终端模块MAX II oscillator altufm_osc Oscillator megafunction.震荡器模块JTAG-accessible Extensions MegaWizards and Megafunctions: MegaWizard Megafunction(s

18、)CommentsIn-System Sources and Probes altsource_probeIn-system debugging megafunction.在系统调试模块Parallel Flash Loader altparallel_flash_loader Parallel flash loader(PFL)megafunction.并行的快速载入模块Serial Flash Loader altserial_flash_loader Serial flash loader megafunction.串行的快速载入模块SignalTap II Logic Analyzer

19、 sld_signaltapSignalTap II Logic Analyzer megafunction.SignalTap II逻辑分析模块Virtual JTAG sld_virtual_jtag Virtual JTAG Interface(VJI)megafunction.虚拟的JTAG接口模块Memory Compiler MegaWizards and Megafunctions:Memory Compiler includes FIFO Partitioner,RAM,ROM,and memory functions. MegaWizard Megafunction(s)Co

20、mmentsRam initializer altmem_init RAM initialization from ROM megafunction. ROM中载入数据初始化RAMCAM altcam Content-addressable memory(CAM)megafunction.可设地址的存储器模块FIFO dcfifoParameterized dual-clock FIFO megafunction.参数化的双时钟先入先出模块dcfifo_mixed_widthsParameterized dual-clock mixed-widths FIFOmegafunction.参数化的

21、双时钟混合宽度的先入先出模块scfifoParameterized single-clock FIFO megafunction.参数化的单时钟先入先出模块FIFO partitioner altcsmem FIFO partitioner megafunction.先入先出区分模块Flash Memory altufm_i2cUser flash memory megafunction with theinter-integrated circuit(I2C)interface protocol.IIC接口的闪存模块altufm_none User flash memory megafunc

22、tion(no interface protocol).无接口协议的闪存模块altufm_parallel User flash memory megafunction with the parallel interface protocol.并行接口的闪存模块altufm_spi User flash memory megafunction with the serial peripheral interface(SPI)protocol.SPI接口的闪存模块RAM:1-PORT altdpram*Parameterized dual-port RAM megafunction.参数化的双端

23、口RAM模块altram*Parameterized RAM megafunction.参数化的RAM模块altsyncramParameterized true dual-port RAM megafunction.参数化的真实双端口RAM模块RAM:2-PORT altdpram*Parameterized dual-port RAM megafunction.参数化的双端口RAM模块altsyncramParameterized true dual-port RAM megafunction.参数化的真实双端口RAM模块lpm_ram_dq*Parameterized RAM with

24、separate input and outputports megafunction.参数化的输入/输出接口分开的RAM模块RAM:3-PORT alt3pram Parameterized triple-port RAM megafunction.参数化的三倍端口RAM模块ROM:1-PORT altrom*Parameterized ROM megafunction.参数化的ROM模块altsyncramParameterized true dual-port synchronous RAMmegafunction.参数化的真实双端口同步RAM模块lpm_rom*Parameterize

25、d ROM megafunction.参数化的ROM模块ROM:2-PORT altsyncram Parameterized true dual-port synchronous RAM megafunction.参数化的真实双端口同步RAM模块Shiftregister(RAM-bas ed)altshift_tapsParameterized shift register with taps megafunction.参数化的移位寄存器模块Storage MegaWizards and Megafunctions:Storage includes LPM memory functions,parameterized flipflop,parameterized latch,and parameterized shift register functions.MegaWizard Megafunction(s)CommentsALTCAM altcam Con