原创 QUARTUS 8.0 LPM模块功能介绍中文版( lwg9982004's Blog转载)

QUARTUS 8.0 LPM模块功能介绍中文版( lwg9982004's Blog转载)

本人英语很好很多地方都翻译的不太专业，现在贴出来请高手修改下，同时也方便我们这些初学者。

Megafunctions/LPM

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 only.

  Arithmetic MegaWizards and Megafunctions:

Arithmetic components include accumulators, adders, multipliers, and LPM arithmetic functions.

MegaWizard
 Megafunction(s)
 Comments
 
ALTACCUMULATE
 altaccumulate
 Parameterized accumulator megafunction.

参数化的寄存器模块
 
ALTECC
 altecc_decoder
 Error correction code (ECC) megafunction.

数据代码纠正模块
 
altecc_encoder
 Error correction code (ECC) megafunction.

数据代码纠正模块
 
ALTFP_ADD_SUB
 altfp_add_sub
 Floating-point adder/subtractor megafunction.

浮点、加法器/减法器模块
 
ALTFP_COMPARE
 altfp_compare
 Parameterized floating-point comparator megafunction.

参数化的浮点比较器模块
 
ALTFP_CONVERT
 altfp_convert
 Parameterized floating-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
 
ALTMEMMULT
 altmemmult
 Parameterized memory multiplier megafunction.

数化的记忆乘法器模块
 
ALTMULT_ACCUM (MAC)
 altmult_accum
 Parameterized multiply-accumulate megafunction.

参数化的乘-累积模块
 
ALTMULT_ADD
 altmult_add
 Parameterized multiplier/adder megafunction.

参数化的乘法器/加法器模块
 
ALMULT_COMPLEX
 altmult_complex
 Parameterized complex multiplier 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_sub
 Parameterized adder/subtractor megafunction.

参数化的加法器/减法器模块
 
LPM_COMPARE
 lpm_compare
 Parameterized comparator megafunction.

参数化的比较器模块
 
LPM_COUNTER
 lpm_counter
 Parameterized 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_divide megafunction.

 
 
LPM_MULT
 lpm_mult
 Parameterized multiplier megafunction.

参数化的乘法器模块
 
altsquare
 Parameterized squarer megafunction.

参数化的 squarer 模块
 
PARALLEL_ADD
 parallel_add
 Parallel adder megafunction.

参数化的并联加法器模块
 

Gates MegaWizards and Megafunctions:

Gates include multiplexers and LPM gate functions.

MegaWizard
 Megafunction(s)
 Comments
 
LPM_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
 Parameterized 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
 lpm_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.

MegaWizard
 Megafunction(s)
 Comments
 
ALT2GXB
 alt2gxb
 GXB megafunction.

千兆位收发器
 
ALT2GXB_RECONFIG
 alt2gxb_reconfig
 GXB dynamic reconfiguration megafunction.

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 megafunction.

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
 
ALTDQ
 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
 altiobuf_bidir
 Bidirectional I/O buffer megafunction.

双向I/O缓冲模块
 
altiobuf_in
 Input I/O buffer megafunction.

输入缓冲模块
 
altiobuf_out
 Output I/O buffer megafunction.

输出缓冲模块
 
ALTLVDS
 altlvds_rx
 Low voltage differential signalling (LVDS) receiver megafunction.

低电压差分信号接收器
 
altlvds_tx
 Low voltage differential signalling (LVDS) transmitter 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 megafunction.

参数化可重配置的锁相环模块
 
ALTREMOTE_UPDATE
 altremote_update
 Parameterized remote update megafunction.

参数化的远程更新模块
 
 
 altstratixii_oct
 Parameterized 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)
 Comments
 
In-System Sources and Probes
 altsource_probe
 In-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
 sld_signaltap
 SignalTap 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)
 Comments
 
Ram initializer
 altmem_init
 RAM initialization from ROM megafunction.

ROM中载入数据初始化RAM
 
CAM
 altcam
 Content-addressable memory (CAM) megafunction.

可设地址的存储器模块
 
FIFO
 dcfifo
 Parameterized dual-clock FIFO megafunction.

参数化的双时钟先入先出模块
 
dcfifo_mixed_widths
 Parameterized dual-clock mixed-widths FIFO megafunction.

参数化的双时钟混合宽度的先入先出模块
 
scfifo
 Parameterized 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_i2c
 User flash memory megafunction with the inter-integrated circuit (I2C) interface protocol.

IIC接口的闪存模块
 
altufm_none
 User flash memory megafunction (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.

参数化的双端口RAM模块
 
altram*
 Parameterized RAM megafunction.

参数化的RAM模块
 
altsyncram
 Parameterized 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
 
altsyncram
 Parameterized true dual-port RAM megafunction.

参数化的真实双端口RAM模块
 
lpm_ram_dq*
 Parameterized RAM with separate input and output ports 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
 
altsyncram
 Parameterized true dual-port synchronous RAM megafunction.

参数化的真实双端口同步RAM模块
 
lpm_rom*
 Parameterized 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
 
Shift register(RAM-based)
 altshift_taps
 Parameterized 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)
 Comments
 
ALTCAM
 altcam
 Content-addressable memory (CAM) megafunction.

可设地址的存储器模块
 
ALTQPRAM
 altqpram*
 Parameterized quad-port RAM megafunction.

参数化的四倍接口的RAM模块
 
LPM_FF
 lpm_dff*
 Parameterized D-type flipflop and shift register megafunction.

参数化的D型双稳态移位寄存器模块
 
lpm_ff
 Parameterized flipflop megafunction.

参数化的双稳态模块
 
lpm_tff*
 Parameterized T-type flipflop megafunction.

参数化的T型双稳态模块
 
LPM_LATCH
 lpm_latch
 Parameterized latch megafunction.

参数化的锁模块
 
LPM_SHIFTREG
 lpm_shiftreg
 Parameterized shift register megafunction.

参数化的移位寄存器模块
 
Megafunction
 Comments
 
csdpram
 Parameterized cycle-shared dual port RAM megafunction.

参数化的循环使用的双端口RAM模块
 
lpm_fifo*
 Parameterized single-clock FIFO megafunction.

参数化的单时钟先入先出模块
 
lpm_fifo_dc*
 Parameterized dual-clock FIFO megafunction.

参数化的双时钟先入先出模块
 
lpm_ram_dp*
 Parameterized dual-port RAM megafunction.

参数化的双端口先入先出模块
 
lpm_ram_io*
 Parameterized RAM with a single I/O port megafunction.

参数化的单信号端口RAM模块
 
Other Megafunctions:

The following megafunctions are not available in the MegaWizard Plug-in