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发表于 2011-10-12 00:24:37
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回复【8楼】libaozhu
-----------------------------------------------------------------------
上面的图就是程序呀，我只会原理图方式
我把它转换为VHDL格式，如果你再看不懂，我也没办法了
-- Copyright (C) 1991-2008 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.
-- PROGRAM "Quartus II"
-- VERSION "Version 8.1 Build 163 10/28/2008 SJ Web Edition"
-- CREATED ON "Wed Oct 12 00:20:52 2011"
LIBRARY ieee;
USE ieee.std_logic_1164.all;
LIBRARY work;
ENTITY test IS
PORT
(
CLK : IN STD_LOGIC;
CP : IN STD_LOGIC;
CT : OUT STD_LOGIC
);
END test;
ARCHITECTURE bdf_type OF test IS
ATTRIBUTE black_box : BOOLEAN;
nATTRIBUTE noopt : BOOLEAN;
COMPONENT \74139_0\
PORT(A1 : IN STD_LOGIC;
A2 : IN STD_LOGIC;
B1 : IN STD_LOGIC;
B2 : IN STD_LOGIC;
Y10N : OUT STD_LOGIC;
Y20N : OUT STD_LOGIC;
Y13N : OUT STD_LOGIC;
Y12N : OUT STD_LOGIC;
Y11N : OUT STD_LOGIC;
Y21N : OUT STD_LOGIC;
Y22N : OUT STD_LOGIC;
Y23N : OUT STD_LOGIC);
END COMPONENT;
ATTRIBUTE black_box OF \74139_0\: COMPONENT IS true;
ATTRIBUTE noopt OF \74139_0\: COMPONENT IS true;
SIGNAL SYNTHESIZED_WIRE_24 : STD_LOGIC;
SIGNAL SYNTHESIZED_WIRE_25 : STD_LOGIC;
SIGNAL TFF_inst7 : STD_LOGIC;
SIGNAL TFFE_inst26 : STD_LOGIC;
SIGNAL SYNTHESIZED_WIRE_0 : STD_LOGIC;
SIGNAL SYNTHESIZED_WIRE_1 : STD_LOGIC;
SIGNAL SYNTHESIZED_WIRE_2 : STD_LOGIC;
SIGNAL SYNTHESIZED_WIRE_3 : STD_LOGIC;
SIGNAL SYNTHESIZED_WIRE_26 : STD_LOGIC;
SIGNAL SYNTHESIZED_WIRE_27 : STD_LOGIC;
SIGNAL SYNTHESIZED_WIRE_28 : STD_LOGIC;
SIGNAL SYNTHESIZED_WIRE_8 : STD_LOGIC;
SIGNAL DFF_inst17 : STD_LOGIC;
SIGNAL DFF_inst18 : STD_LOGIC;
SIGNAL SYNTHESIZED_WIRE_29 : STD_LOGIC;
SIGNAL SYNTHESIZED_WIRE_30 : STD_LOGIC;
SIGNAL SYNTHESIZED_WIRE_14 : STD_LOGIC;
SIGNAL SYNTHESIZED_WIRE_15 : STD_LOGIC;
SIGNAL SYNTHESIZED_WIRE_16 : STD_LOGIC;
SIGNAL SYNTHESIZED_WIRE_17 : STD_LOGIC;
SIGNAL DFF_inst20 : STD_LOGIC;
SIGNAL SYNTHESIZED_WIRE_19 : STD_LOGIC;
SIGNAL SYNTHESIZED_WIRE_20 : STD_LOGIC;
SIGNAL SYNTHESIZED_WIRE_21 : STD_LOGIC;
SIGNAL SYNTHESIZED_WIRE_22 : STD_LOGIC;
SIGNAL SYNTHESIZED_WIRE_23 : STD_LOGIC;
BEGIN
SYNTHESIZED_WIRE_19 <= '1';
b2v_inst : 74139_0
PORT MAP(A1 => SYNTHESIZED_WIRE_24,
A2 => SYNTHESIZED_WIRE_25,
B1 => TFF_inst7,
B2 => TFFE_inst26,
Y10N => SYNTHESIZED_WIRE_3,
Y20N => SYNTHESIZED_WIRE_22,
Y13N => SYNTHESIZED_WIRE_1,
Y12N => SYNTHESIZED_WIRE_21,
Y11N => SYNTHESIZED_WIRE_23,
Y21N => SYNTHESIZED_WIRE_20,
Y22N => SYNTHESIZED_WIRE_0,
Y23N => SYNTHESIZED_WIRE_2);
SYNTHESIZED_WIRE_15 <= NOT(SYNTHESIZED_WIRE_0 OR SYNTHESIZED_WIRE_1);
SYNTHESIZED_WIRE_16 <= NOT(SYNTHESIZED_WIRE_2 OR SYNTHESIZED_WIRE_3);
SYNTHESIZED_WIRE_30 <= NOT(SYNTHESIZED_WIRE_26 OR SYNTHESIZED_WIRE_27);
PROCESS(CLK)
BEGIN
IF (RISING_EDGE(CLK)) THEN
DFF_inst17 <= CP;
END IF;
END PROCESS;
PROCESS(CLK)
BEGIN
IF (RISING_EDGE(CLK)) THEN
DFF_inst18 <= SYNTHESIZED_WIRE_28;
END IF;
END PROCESS;
PROCESS(CLK)
BEGIN
IF (RISING_EDGE(CLK)) THEN
DFF_inst20 <= SYNTHESIZED_WIRE_27;
END IF;
END PROCESS;
SYNTHESIZED_WIRE_8 <= NOT(CP);
SYNTHESIZED_WIRE_29 <= NOT(SYNTHESIZED_WIRE_8 AND DFF_inst17);
SYNTHESIZED_WIRE_14 <= NOT(DFF_inst18);
PROCESS(CLK,SYNTHESIZED_WIRE_29)
VARIABLE SYNTHESIZED_WIRE_25_synthesized_var : STD_LOGIC;
BEGIN
IF (SYNTHESIZED_WIRE_29 <= '0') THEN
SYNTHESIZED_WIRE_25_synthesized_var := '0';
ELSIF (RISING_EDGE(CLK)) THEN
IF (SYNTHESIZED_WIRE_30 <= '1') THEN
SYNTHESIZED_WIRE_25_synthesized_var := SYNTHESIZED_WIRE_25_synthesized_var XOR CP;
END IF;
END IF;
SYNTHESIZED_WIRE_25 <= SYNTHESIZED_WIRE_25_synthesized_var;
END PROCESS;
PROCESS(CLK,SYNTHESIZED_WIRE_29)
VARIABLE TFFE_inst26_synthesized_var : STD_LOGIC;
BEGIN
IF (SYNTHESIZED_WIRE_29 <= '0') THEN
TFFE_inst26_synthesized_var := '0';
ELSIF (RISING_EDGE(CLK)) THEN
IF (SYNTHESIZED_WIRE_30 <= '1') THEN
TFFE_inst26_synthesized_var := TFFE_inst26_synthesized_var XOR SYNTHESIZED_WIRE_25;
END IF;
END IF;
TFFE_inst26 <= TFFE_inst26_synthesized_var;
END PROCESS;
CT <= SYNTHESIZED_WIRE_28 AND SYNTHESIZED_WIRE_14;
SYNTHESIZED_WIRE_27 <= SYNTHESIZED_WIRE_15 OR SYNTHESIZED_WIRE_16 OR SYNTHESIZED_WIRE_17;
SYNTHESIZED_WIRE_28 <= DFF_inst20 OR SYNTHESIZED_WIRE_26;
PROCESS(CP)
VARIABLE SYNTHESIZED_WIRE_24_synthesized_var : STD_LOGIC;
BEGIN
IF (RISING_EDGE(CP)) THEN
SYNTHESIZED_WIRE_24_synthesized_var := SYNTHESIZED_WIRE_24_synthesized_var XOR SYNTHESIZED_WIRE_19;
END IF;
SYNTHESIZED_WIRE_24 <= SYNTHESIZED_WIRE_24_synthesized_var;
END PROCESS;
PROCESS(CP)
VARIABLE TFF_inst7_synthesized_var : STD_LOGIC;
BEGIN
IF (RISING_EDGE(CP)) THEN
TFF_inst7_synthesized_var := TFF_inst7_synthesized_var XOR SYNTHESIZED_WIRE_24;
END IF;
TFF_inst7 <= TFF_inst7_synthesized_var;
END PROCESS;
SYNTHESIZED_WIRE_17 <= NOT(SYNTHESIZED_WIRE_20 OR SYNTHESIZED_WIRE_21);
SYNTHESIZED_WIRE_26 <= NOT(SYNTHESIZED_WIRE_22 OR SYNTHESIZED_WIRE_23);
END bdf_type; |
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