Subversion Repositories artec_dongle_ii_fpga

-- megafunction wizard: %LPM_FIFO+%

-- GENERATION: STANDARD

-- VERSION: WM1.0

-- MODULE: scfifo 

-- ============================================================

-- File Name: fifo.vhd

-- Megafunction Name(s):

--                      scfifo

-- ============================================================

-- ************************************************************

-- THIS IS A WIZARD-GENERATED FILE. DO NOT EDIT THIS FILE!

--

-- 6.0 Build 202 06/20/2006 SP 1 SJ Web Edition

-- ************************************************************

--Copyright (C) 1991-2006 Altera Corporation

--Your use of Altera Corporation's design tools, logic functions 

--and other software and tools, and its AMPP partner logic 

--functions, and any output files any of the foregoing 

--(including device programming or simulation files), and any 

--associated documentation or information are expressly subject 

--to the terms and conditions of the Altera Program License 

--Subscription Agreement, Altera MegaCore Function License 

--Agreement, or other applicable license agreement, including, 

--without limitation, that your use is for the sole purpose of 

--programming logic devices manufactured by Altera and sold by 

--Altera or its authorized distributors.  Please refer to the 

--applicable agreement for further details.

LIBRARY ieee;

USE ieee.std_logic_1164.all;

LIBRARY altera_mf;

USE altera_mf.all;

ENTITY fifo IS

        PORT

        (

                aclr            : IN STD_LOGIC ;

                clock           : IN STD_LOGIC ;

                data            : IN STD_LOGIC_VECTOR (7 DOWNTO 0);

                rdreq           : IN STD_LOGIC ;

                wrreq           : IN STD_LOGIC ;

                almost_full             : OUT STD_LOGIC ;

                empty           : OUT STD_LOGIC ;

                full            : OUT STD_LOGIC ;

                q               : OUT STD_LOGIC_VECTOR (7 DOWNTO 0);

                usedw           : OUT STD_LOGIC_VECTOR (12 DOWNTO 0)

        );

END fifo;

ARCHITECTURE SYN OF fifo IS

        SIGNAL sub_wire0        : STD_LOGIC ;

        SIGNAL sub_wire1        : STD_LOGIC_VECTOR (12 DOWNTO 0);

        SIGNAL sub_wire2        : STD_LOGIC ;

        SIGNAL sub_wire3        : STD_LOGIC_VECTOR (7 DOWNTO 0);

        SIGNAL sub_wire4        : STD_LOGIC ;

        COMPONENT scfifo

        GENERIC (

                add_ram_output_register         : STRING;

                almost_full_value               : NATURAL;

                intended_device_family          : STRING;

                lpm_numwords            : NATURAL;

                lpm_showahead           : STRING;

                lpm_type                : STRING;

                lpm_width               : NATURAL;

                lpm_widthu              : NATURAL;

                overflow_checking               : STRING;

                underflow_checking              : STRING;

                use_eab         : STRING

        );

        PORT (

                        almost_full     : OUT STD_LOGIC ;

                        usedw   : OUT STD_LOGIC_VECTOR (12 DOWNTO 0);

                        rdreq   : IN STD_LOGIC ;

                        empty   : OUT STD_LOGIC ;

                        aclr    : IN STD_LOGIC ;

                        clock   : IN STD_LOGIC ;

                        q       : OUT STD_LOGIC_VECTOR (7 DOWNTO 0);

                        wrreq   : IN STD_LOGIC ;

                        data    : IN STD_LOGIC_VECTOR (7 DOWNTO 0);

                        full    : OUT STD_LOGIC

        );

        END COMPONENT;

BEGIN

        almost_full    <= sub_wire0;

        usedw    <= sub_wire1(12 DOWNTO 0);

        empty    <= sub_wire2;

        q    <= sub_wire3(7 DOWNTO 0);

        full    <= sub_wire4;

        scfifo_component : scfifo

        GENERIC MAP (

                add_ram_output_register => "ON",

                almost_full_value => 8000,

                intended_device_family => "Cyclone",

                lpm_numwords => 8192,

                lpm_showahead => "OFF",

                lpm_type => "scfifo",

                lpm_width => 8,

                lpm_widthu => 13,

                overflow_checking => "ON",

                underflow_checking => "ON",

                use_eab => "ON"

        )

        PORT MAP (

                rdreq => rdreq,

                aclr => aclr,

                clock => clock,

                wrreq => wrreq,

                data => data,

                almost_full => sub_wire0,

                usedw => sub_wire1,

                empty => sub_wire2,

                q => sub_wire3,

                full => sub_wire4

        );

END SYN;

-- ============================================================

-- CNX file retrieval info

-- ============================================================

-- Retrieval info: PRIVATE: AlmostEmpty NUMERIC "0"

-- Retrieval info: PRIVATE: AlmostEmptyThr NUMERIC "-1"

-- Retrieval info: PRIVATE: AlmostFull NUMERIC "1"

-- Retrieval info: PRIVATE: AlmostFullThr NUMERIC "8000"

-- Retrieval info: PRIVATE: CLOCKS_ARE_SYNCHRONIZED NUMERIC "0"

-- Retrieval info: PRIVATE: Clock NUMERIC "0"

-- Retrieval info: PRIVATE: Depth NUMERIC "8192"

-- Retrieval info: PRIVATE: Empty NUMERIC "1"

-- Retrieval info: PRIVATE: Full NUMERIC "1"

-- Retrieval info: PRIVATE: INTENDED_DEVICE_FAMILY STRING "Cyclone"

-- Retrieval info: PRIVATE: LE_BasedFIFO NUMERIC "0"

-- Retrieval info: PRIVATE: LegacyRREQ NUMERIC "1"

-- Retrieval info: PRIVATE: MAX_DEPTH_BY_9 NUMERIC "0"

-- Retrieval info: PRIVATE: OVERFLOW_CHECKING NUMERIC "0"

-- Retrieval info: PRIVATE: Optimize NUMERIC "1"

-- Retrieval info: PRIVATE: RAM_BLOCK_TYPE NUMERIC "0"

-- Retrieval info: PRIVATE: UNDERFLOW_CHECKING NUMERIC "0"

-- Retrieval info: PRIVATE: UsedW NUMERIC "1"

-- Retrieval info: PRIVATE: Width NUMERIC "8"

-- Retrieval info: PRIVATE: dc_aclr NUMERIC "1"

-- Retrieval info: PRIVATE: rsEmpty NUMERIC "1"

-- Retrieval info: PRIVATE: rsFull NUMERIC "1"

-- Retrieval info: PRIVATE: rsUsedW NUMERIC "0"

-- Retrieval info: PRIVATE: sc_aclr NUMERIC "1"

-- Retrieval info: PRIVATE: sc_sclr NUMERIC "0"

-- Retrieval info: PRIVATE: wsEmpty NUMERIC "0"

-- Retrieval info: PRIVATE: wsFull NUMERIC "1"

-- Retrieval info: PRIVATE: wsUsedW NUMERIC "1"

-- Retrieval info: CONSTANT: ADD_RAM_OUTPUT_REGISTER STRING "ON"

-- Retrieval info: CONSTANT: ALMOST_FULL_VALUE NUMERIC "8000"

-- Retrieval info: CONSTANT: INTENDED_DEVICE_FAMILY STRING "Cyclone"

-- Retrieval info: CONSTANT: LPM_NUMWORDS NUMERIC "8192"

-- Retrieval info: CONSTANT: LPM_SHOWAHEAD STRING "OFF"

-- Retrieval info: CONSTANT: LPM_TYPE STRING "scfifo"

-- Retrieval info: CONSTANT: LPM_WIDTH NUMERIC "8"

-- Retrieval info: CONSTANT: LPM_WIDTHU NUMERIC "13"

-- Retrieval info: CONSTANT: OVERFLOW_CHECKING STRING "ON"

-- Retrieval info: CONSTANT: UNDERFLOW_CHECKING STRING "ON"

-- Retrieval info: CONSTANT: USE_EAB STRING "ON"

-- Retrieval info: USED_PORT: aclr 0 0 0 0 INPUT NODEFVAL aclr

-- Retrieval info: USED_PORT: almost_full 0 0 0 0 OUTPUT NODEFVAL almost_full

-- Retrieval info: USED_PORT: clock 0 0 0 0 INPUT NODEFVAL clock

-- Retrieval info: USED_PORT: data 0 0 8 0 INPUT NODEFVAL data[7..0]

-- Retrieval info: USED_PORT: empty 0 0 0 0 OUTPUT NODEFVAL empty

-- Retrieval info: USED_PORT: full 0 0 0 0 OUTPUT NODEFVAL full

-- Retrieval info: USED_PORT: q 0 0 8 0 OUTPUT NODEFVAL q[7..0]

-- Retrieval info: USED_PORT: rdreq 0 0 0 0 INPUT NODEFVAL rdreq

-- Retrieval info: USED_PORT: usedw 0 0 13 0 OUTPUT NODEFVAL usedw[12..0]

-- Retrieval info: USED_PORT: wrreq 0 0 0 0 INPUT NODEFVAL wrreq

-- Retrieval info: CONNECT: @data 0 0 8 0 data 0 0 8 0

-- Retrieval info: CONNECT: q 0 0 8 0 @q 0 0 8 0

-- Retrieval info: CONNECT: @wrreq 0 0 0 0 wrreq 0 0 0 0

-- Retrieval info: CONNECT: @rdreq 0 0 0 0 rdreq 0 0 0 0

-- Retrieval info: CONNECT: @clock 0 0 0 0 clock 0 0 0 0

-- Retrieval info: CONNECT: full 0 0 0 0 @full 0 0 0 0

-- Retrieval info: CONNECT: empty 0 0 0 0 @empty 0 0 0 0

-- Retrieval info: CONNECT: usedw 0 0 13 0 @usedw 0 0 13 0

-- Retrieval info: CONNECT: almost_full 0 0 0 0 @almost_full 0 0 0 0

-- Retrieval info: CONNECT: @aclr 0 0 0 0 aclr 0 0 0 0

-- Retrieval info: LIBRARY: altera_mf altera_mf.altera_mf_components.all

-- Retrieval info: GEN_FILE: TYPE_NORMAL fifo.vhd TRUE

-- Retrieval info: GEN_FILE: TYPE_NORMAL fifo.inc FALSE

-- Retrieval info: GEN_FILE: TYPE_NORMAL fifo.cmp TRUE

-- Retrieval info: GEN_FILE: TYPE_NORMAL fifo.bsf TRUE FALSE

-- Retrieval info: GEN_FILE: TYPE_NORMAL fifo_inst.vhd TRUE

-- Retrieval info: GEN_FILE: TYPE_NORMAL fifo_waveforms.html TRUE

-- Retrieval info: GEN_FILE: TYPE_NORMAL fifo_wave*.jpg FALSE