音影先锋亚洲天堂网|电影世界尽头的爱完整版播放|国产熟女 91|高清无码免费观看欧美日韩|韩国一区二区三区黄色录像|美女亚洲加勒比在线|亚洲综合网开心五月|7x成人在线入口|成人网站免费日韩毛片区|国产黄片?一级?二级?三级

<fieldset id="kopyi"></fieldset>

首頁(yè) | 行業(yè)黑名單 | 幫助

電子元器件

電子資訊

技術(shù)資料

高手們看看這個(gè)VHDL程序

作者：coollil　欄目：EDA技術(shù)

高手們看看這個(gè)VHDL程序
是 4人搶答器的么？有錯(cuò)誤么？謝謝指點(diǎn)。

LIBRARY IEEE;
USE IEEE.STD_LOGIC_1164.ALL;
USE IEEE.STD_LOGIC_SINGED.ALL;
ENTITY qd IS
    PORT( I1,I1: IN STD_LOGIC;
          RESET: IN STD_LOGIC;
         G10,G20,G30: IN STD_LOGIC;
        LIGHT1,LIGHT2: OUT STD_LOGIC;
        T11: OUT STD_LOGIC_VECTOE(6 DOWNTO 0):="0111111";
        T12: OUT STD_LOGIC_VECTOR(6 DOWNTO 0):="0111111";
        T21: OUT STD_LOGIC_VECTOR(6 DOWNTO 0):="0111111";
        T22: OUT STD_LOGIC_VECTOR(6 DOWNTO 0):="0111111";
        CLK: IN STD_LOGIC;
        CONG: IN STD_LOGIC
      );
END;
ARCHITECTURE bhv OF qd IS
SIGNAL CS1: INTEGER RANGE 0 TO 9;
SIGNAL CS2: INTEGER RANGE 0 TO 9;
SIGNAL  A,B: STD_LOGIC;
SINGAL  A1,A2: STD_LOGIC;
BEGIN
PROCESS(CLK)
  BEGIN
  IF CLK'EVENT AND CLK ='1' THEN
    IF (CONG= '1') THEN
    IF (RESET='1')THEN
      IF (I1= '0' AND A='0') THEN A1 <='1';A<='1';
      ELSIF(I2='0' AND A='0') THEN A2 <='1'; A<='1';
      END IF;
      IF(G10 ='0' AND A1='1' AND B='0') THEN CS1<=CS1+1;B<='1';
      ELSIF(G20='0'AND A1='1' AND B='0') THEN CS1<=CS1+2;B<='1';
      ELSIF(G30='0' AND A1='1'AND B='0')  THEN CS1<=CS1+3;B<='1';
      END IF;
      IF(G10 ='0' AND A2='1' AND B='0') THEN CS2<=CS2+1;B<='1';
      ELSIF(G20='0'AND A2='1' AND B='0') THEN CS2<=CS2+2;B<='1';
      ELSIF(G30='0' AND A2='1'AND B='0')  THEN CS2<=CS2+3;B<='1';
      END IF;
     IF(CS1=0) THEN T11 <="0111111";
     ELSIF(CS1=1) THEN T11 <="0000110";
     ELSIF(CS1=2) THEN T11 <="1011011";
     ELSIF(CS1=3) THEN T11 <="1001111";
     ELSIF(CS1=4) THEN T11 <="1100110";
     ELSIF(CS1=5) THEN T11 <="1101101";
     ELSIF(CS1=6) THEN T11 <="1111101";
     ELSIF(CS1=7) THEN T11 <="0000111";
     ELSIF(CS1=8) THEN T11 <="1111111";
     ELSIF(CS1=9) THEN T11 <="1101111";
     END IF;
     IF (CS2=0) THEN T21<="0111111";
     ELSIF (CS2=1) THEN T21<="0000110";
       ELSIF (CS2=2) THEN T21<="1011011";
       ELSIF (CS2=3) THEN T21<="1001111";
       ELSIF (CS2=4) THEN T21<="1100110";
       ELSIF (CS2=5) THEN T21<="1101101";
       ELSIF (CS2=6) THEN T21<="1111101";
       ELSIF (CS2=7) THEN T21<="0000111";
       ELSIF (CS2=8) THEN T21<="1111111";
       ELSIF (CS2=9) THEN T21<="1101111";
     END IF;
ELSE A1<='0';A2 <='0';A<='0';B<='0';
END IF;
ELSE CS1<=0;CS2<='0';
     A1<='0';A2<='0';
END IF;
LIGHT1 <=A1;
LIGHT2 <=A2;
T12 <="0111111";
T22 <="0111111"
END IF;
END PROCESS;
END;

2樓：	>>參與討論
作者： wuyibang 于 2005/3/26 18:48:00 發(fā)布：用狀態(tài)機(jī)寫(xiě)比較好吧

3樓：	>>參與討論
作者： kongtry 于 2005/3/30 14:45:00 發(fā)布：我也覺(jué)得用狀態(tài)機(jī)寫(xiě)比較好用狀態(tài)機(jī)寫(xiě)就更容易讀，且簡(jiǎn)潔。

參與討論

相關(guān)帖子

有關(guān)FPGA實(shí)現(xiàn)2FSK調(diào)制

Multisim 的仿真設(shè)置問(wèn)題~~~~

FPGA的問(wèn)題

急問(wèn)：怎么看Virtex-4 片內(nèi)有多少門(mén)？

請(qǐng)大家?guī)臀乙幌�，什么叫PE,

免費(fèi)注冊(cè)為維庫(kù)電子開(kāi)發(fā)網(wǎng)會(huì)員，參與電子工程師社區(qū)討論，點(diǎn)此進(jìn)入