数字逻辑程序设计，汽车尾灯

Question

library ieee;

use ieee.std_logic_1164.all;

use ieee.std_logic_unsigned.all;
entity weideng is
port(clk,clk1,tright,tleft,jingji:in std_logic;
rightdeng:out std_logic_vector(2 downto 0);
leftdeng:out std_logic_vector(2 downto 0);
lie:out std_logic_vector(2 downto 0);
q:out std_logic_vector(7 downto 0));
end entity weideng;
architecture qiche of weideng is
signal leftd:std_logic_vector(1 downto 0);
signal rightd:std_logic_vector(1 downto 0);
signal jingjid:std_logic_vector(1 downto 0);
signal seel:std_logic_vector(2 downto 0);
begin
control:process(clk,clk1,jingji,tleft,tright)
begin
if(clk'event and clk='1') then
if(rightd="01") then
rightd<="11";
else
rightd<=(rightd-1);
end if;
if(leftd="01") then
leftd<="11";
else
leftd<=(leftd-1);
end if;
if(jingjid="01") then
jingjid<="11";
else
jingjid<=(jingjid-1);
end if;
end if;
if (clk1'event and clk1='1')then
seel <=(seel-1);
end if;
end process control;
proout:process(clk,clk1,tright,tleft,jingji,jingjid,seel,rightd,leftd)
begin
if(clk'event and clk='1')then
if(jingji='0')then
if(tright='1')then
leftdeng<="000";
case rightd is
when"01"=>rightdeng<="001";
when"10"=>rightdeng<="010";
when"11"=>rightdeng<="100";
when others=>rightdeng<="000";
end case;
case seel is
when "000"=>q<="00011000";
when "001"=>q<="00011000";
when "010"=>q<="10011001";
when "011"=>q<="10011001";
when "100"=>q<="01011010";
when "101"=>q<="01011010";
when "110"=>q<="00111100";
when "111"=>q<="00111100";
when others=>q<="00000000";
end case;
elsif(tright='0')then
rightdeng<="000";
end if;
if(tleft='1')then
rightdeng<="000";
case leftd is
when"01"=>leftdeng<="100";
when"10"=> leftdeng<="010";
when"11"=> leftdeng<="001";
when others=> leftdeng<="000";
end case;
case seel is
when "000"=>q<="00111100";
when "001"=>q<="00111100";
when "010"=>q<="01011010";
when "011"=>q<="01011010";
when "100"=>q<="10011001";
when "101"=>q<="10011001";
when "110"=>q<="00011000";
when "111"=>q<="00011000";
when others=>q<="00000000";
end case;
elsif(tleft='0')then
leftdeng<="000";
end if;
end if;
if(tleft='1'and tright='1')then
leftdeng<="111";
rightdeng<="111";
case seel is
when "000"=>q<="00011000";
when "001"=>q<="00011000";
when "010"=>q<="00011000";
when "011"=>q<="00011000";
when "100"=>q<="00011000";
when "101"=>q<="00011000";
when "110"=>q<="00011000";
when "111"=>q<="00011000";
when others=>q<="00000000";
end case;
elsif(tright='0'and tleft='0')then
leftdeng<="000";
rightdeng<="000";
case seel is
when "000"=>q<="11111111";
when "001"=>q<="11111111";
when "010"=>q<="11111111";
when "011"=>q<="11111111";
when "100"=>q<="11111111";
when "101"=>q<="11111111";
when "110"=>q<="11111111";
when "111"=>q<="11111111";
when others=>q<="00000000";
end case;
end if;
if(jingji='1')then
case jingjid is
when"01"=>leftdeng<="000";
rightdeng<="000";
when"10"=> leftdeng<="111";
rightdeng<="111";
when"11"=> leftdeng<="000";
rightdeng<="000";
when others=>leftdeng<="111";
rightdeng<="111";
end case;
end if;
end if;
lie<=seel;
end process proout;
end qiche;，就这个，为啥到最后连接电路的时候，。两个时钟脉冲频率要是差太多的话，点阵中的点就会乱掉，如果把他们接在同样的频率，才会显示正确的箭头方向，，，本来的设计是，向左的时候，左边三个灯依次，右边也是，点阵会显示相应的箭头符号，但是要是两个脉冲一样的话，点阵中的箭头就是一排一排的闪烁不是符号了，纠结，到底哪里出错了

Answer 1

我也不知道啊刘浩，计控院的刘浩