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executable file 197 lines (177 sloc) 7.24 kb
-- megafunction wizard: %FIFO%
-- GENERATION: STANDARD
-- VERSION: WM1.0
-- MODULE: dcfifo
-- ============================================================
-- File Name: lengthAndCrcBuffer.vhd
-- Megafunction Name(s):
-- dcfifo
--
-- Simulation Library Files(s):
-- altera_mf
-- ============================================================
-- ************************************************************
-- THIS IS A WIZARD-GENERATED FILE. DO NOT EDIT THIS FILE!
--
-- 9.1 Build 350 03/24/2010 SP 2 SJ Web Edition
-- ************************************************************
--Copyright (C) 1991-2010 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 from 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 lengthAndCrcBuffer IS
PORT
(
aclr : IN STD_LOGIC := '0';
data : IN STD_LOGIC_VECTOR (11 DOWNTO 0);
rdclk : IN STD_LOGIC ;
rdreq : IN STD_LOGIC ;
wrclk : IN STD_LOGIC ;
wrreq : IN STD_LOGIC ;
q : OUT STD_LOGIC_VECTOR (11 DOWNTO 0);
rdempty : OUT STD_LOGIC
);
END lengthAndCrcBuffer;
ARCHITECTURE SYN OF lengthandcrcbuffer IS
SIGNAL sub_wire0 : STD_LOGIC ;
SIGNAL sub_wire1 : STD_LOGIC_VECTOR (11 DOWNTO 0);
COMPONENT dcfifo
GENERIC (
intended_device_family : STRING;
lpm_numwords : NATURAL;
lpm_showahead : STRING;
lpm_type : STRING;
lpm_width : NATURAL;
lpm_widthu : NATURAL;
overflow_checking : STRING;
rdsync_delaypipe : NATURAL;
underflow_checking : STRING;
use_eab : STRING;
write_aclr_synch : STRING;
wrsync_delaypipe : NATURAL
);
PORT (
wrclk : IN STD_LOGIC ;
rdempty : OUT STD_LOGIC ;
rdreq : IN STD_LOGIC ;
aclr : IN STD_LOGIC ;
rdclk : IN STD_LOGIC ;
q : OUT STD_LOGIC_VECTOR (11 DOWNTO 0);
wrreq : IN STD_LOGIC ;
data : IN STD_LOGIC_VECTOR (11 DOWNTO 0)
);
END COMPONENT;
BEGIN
rdempty <= sub_wire0;
q <= sub_wire1(11 DOWNTO 0);
dcfifo_component : dcfifo
GENERIC MAP (
intended_device_family => "Cyclone II",
lpm_numwords => 1024,
lpm_showahead => "OFF",
lpm_type => "dcfifo",
lpm_width => 12,
lpm_widthu => 10,
overflow_checking => "ON",
rdsync_delaypipe => 4,
underflow_checking => "ON",
use_eab => "ON",
write_aclr_synch => "OFF",
wrsync_delaypipe => 4
)
PORT MAP (
wrclk => wrclk,
rdreq => rdreq,
aclr => aclr,
rdclk => rdclk,
wrreq => wrreq,
data => data,
rdempty => sub_wire0,
q => sub_wire1
);
END SYN;
-- ============================================================
-- CNX file retrieval info
-- ============================================================
-- Retrieval info: PRIVATE: AlmostEmpty NUMERIC "0"
-- Retrieval info: PRIVATE: AlmostEmptyThr NUMERIC "-1"
-- Retrieval info: PRIVATE: AlmostFull NUMERIC "0"
-- Retrieval info: PRIVATE: AlmostFullThr NUMERIC "-1"
-- Retrieval info: PRIVATE: CLOCKS_ARE_SYNCHRONIZED NUMERIC "0"
-- Retrieval info: PRIVATE: Clock NUMERIC "4"
-- Retrieval info: PRIVATE: Depth NUMERIC "1024"
-- Retrieval info: PRIVATE: Empty NUMERIC "1"
-- Retrieval info: PRIVATE: Full NUMERIC "1"
-- Retrieval info: PRIVATE: INTENDED_DEVICE_FAMILY STRING "Cyclone II"
-- 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 "0"
-- Retrieval info: PRIVATE: RAM_BLOCK_TYPE NUMERIC "0"
-- Retrieval info: PRIVATE: SYNTH_WRAPPER_GEN_POSTFIX STRING "0"
-- Retrieval info: PRIVATE: UNDERFLOW_CHECKING NUMERIC "0"
-- Retrieval info: PRIVATE: UsedW NUMERIC "1"
-- Retrieval info: PRIVATE: Width NUMERIC "12"
-- Retrieval info: PRIVATE: dc_aclr NUMERIC "1"
-- Retrieval info: PRIVATE: diff_widths NUMERIC "0"
-- Retrieval info: PRIVATE: msb_usedw NUMERIC "0"
-- Retrieval info: PRIVATE: output_width NUMERIC "12"
-- Retrieval info: PRIVATE: rsEmpty NUMERIC "1"
-- Retrieval info: PRIVATE: rsFull NUMERIC "0"
-- Retrieval info: PRIVATE: rsUsedW NUMERIC "0"
-- Retrieval info: PRIVATE: sc_aclr NUMERIC "0"
-- Retrieval info: PRIVATE: sc_sclr NUMERIC "0"
-- Retrieval info: PRIVATE: wsEmpty NUMERIC "0"
-- Retrieval info: PRIVATE: wsFull NUMERIC "0"
-- Retrieval info: PRIVATE: wsUsedW NUMERIC "0"
-- Retrieval info: CONSTANT: INTENDED_DEVICE_FAMILY STRING "Cyclone II"
-- Retrieval info: CONSTANT: LPM_NUMWORDS NUMERIC "1024"
-- Retrieval info: CONSTANT: LPM_SHOWAHEAD STRING "OFF"
-- Retrieval info: CONSTANT: LPM_TYPE STRING "dcfifo"
-- Retrieval info: CONSTANT: LPM_WIDTH NUMERIC "12"
-- Retrieval info: CONSTANT: LPM_WIDTHU NUMERIC "10"
-- Retrieval info: CONSTANT: OVERFLOW_CHECKING STRING "ON"
-- Retrieval info: CONSTANT: RDSYNC_DELAYPIPE NUMERIC "4"
-- Retrieval info: CONSTANT: UNDERFLOW_CHECKING STRING "ON"
-- Retrieval info: CONSTANT: USE_EAB STRING "ON"
-- Retrieval info: CONSTANT: WRITE_ACLR_SYNCH STRING "OFF"
-- Retrieval info: CONSTANT: WRSYNC_DELAYPIPE NUMERIC "4"
-- Retrieval info: USED_PORT: aclr 0 0 0 0 INPUT GND aclr
-- Retrieval info: USED_PORT: data 0 0 12 0 INPUT NODEFVAL data[11..0]
-- Retrieval info: USED_PORT: q 0 0 12 0 OUTPUT NODEFVAL q[11..0]
-- Retrieval info: USED_PORT: rdclk 0 0 0 0 INPUT NODEFVAL rdclk
-- Retrieval info: USED_PORT: rdempty 0 0 0 0 OUTPUT NODEFVAL rdempty
-- Retrieval info: USED_PORT: rdreq 0 0 0 0 INPUT NODEFVAL rdreq
-- Retrieval info: USED_PORT: wrclk 0 0 0 0 INPUT NODEFVAL wrclk
-- Retrieval info: USED_PORT: wrreq 0 0 0 0 INPUT NODEFVAL wrreq
-- Retrieval info: CONNECT: @data 0 0 12 0 data 0 0 12 0
-- Retrieval info: CONNECT: q 0 0 12 0 @q 0 0 12 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: @rdclk 0 0 0 0 rdclk 0 0 0 0
-- Retrieval info: CONNECT: @wrclk 0 0 0 0 wrclk 0 0 0 0
-- Retrieval info: CONNECT: rdempty 0 0 0 0 @rdempty 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 lengthAndCrcBuffer.vhd TRUE
-- Retrieval info: GEN_FILE: TYPE_NORMAL lengthAndCrcBuffer.inc FALSE
-- Retrieval info: GEN_FILE: TYPE_NORMAL lengthAndCrcBuffer.cmp TRUE
-- Retrieval info: GEN_FILE: TYPE_NORMAL lengthAndCrcBuffer.bsf FALSE
-- Retrieval info: GEN_FILE: TYPE_NORMAL lengthAndCrcBuffer_inst.vhd FALSE
-- Retrieval info: GEN_FILE: TYPE_NORMAL lengthAndCrcBuffer_waveforms.html TRUE
-- Retrieval info: GEN_FILE: TYPE_NORMAL lengthAndCrcBuffer_wave*.jpg FALSE
-- Retrieval info: LIB_FILE: altera_mf
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