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我在尝试添加我的整数信号并尝试在我的段上对其进行解码时遇到问题。顺便说一句，我们的项目是尝试在单击一个开关时显示增量值。有 3 个开关（swA、swB、swC）。最初，所有 3 个段都是 0,0,0 如果单击 switchA，它将显示 = 1,0,0 然后.. 如果单击 switchC，它将显示 = 1,0,2 然后.. 如果单击 switchB，然后它将显示= 1,3,2..如果您单击switchC，它将显示= 1,3,4

所以算法是这样的。我的问题是加法部分。我的解码器代码很好，但点击时我的序列会跳+4、+2、+8。我认为我的问题出在我的加法算法上，或者我不确定它可能出在我的分频上。

library IEEE;
use IEEE.STD_LOGIC_1164.ALL;
use IEEE.STD_LOGIC_ARITH.ALL;
use IEEE.STD_LOGIC_UNSIGNED.ALL;



entity SwitchCounterModule is
    port( SegmentIndicator: inout STD_LOGIC_VECTOR(6 downto 0);
            SegmentA : inout STD_LOGIC_VECTOR(6 downto 0);
            SegmentB : inout STD_LOGIC_VECTOR(6 downto 0);
            SegmentC : inout STD_LOGIC_VECTOR(6 downto 0);
            SwitchA : in STD_LOGIC;
            SwitchB : in STD_LOGIC;
            SwitchC : in STD_LOGIC);
end SwitchCounterModule;

architecture Behavioral of SwitchCounterModule is
signal counter :std_logic_vector(3 downto 0);

signal sumOut1: integer;





begin
process(sumOut1)
begin

        sumOut1<=5;
        if SwitchA = '1' then
        SegmentIndicator <= "0001000"; --A

            sumOut1 <= sumOut1 +1;


            if(sumOut1>9)then
            sumOut1<= 0;


            case sumOut1 is
            when 0 => SegmentA <="1000000";  -- '0'
            when 1 => SegmentA <="1111001";  -- '1'
            when 2 => SegmentA <="0100100";  -- '2'
            when 3 => SegmentA <="0110000";  -- '3'
            when 4 => SegmentA <="0011001";  -- '4' 
            when 5 => SegmentA <="0010010";  -- '5'
            when 6 => SegmentA <="0000010";  -- '6'
            when 7 => SegmentA <="1111000";  -- '7'
            when 8 => SegmentA <="0000000";  -- '8'
            when others => SegmentA <="0010000"; -- '9'
            end case;

            else                        
            case sumOut1 is
            when 0 => SegmentA <="1000000";  -- '0'
            when 1 => SegmentA <="1111001";  -- '1'
            when 2 => SegmentA <="0100100";  -- '2'
            when 3 => SegmentA <="0110000";  -- '3'
            when 4 => SegmentA <="0011001";  -- '4' 
            when 5 => SegmentA <="0010010";  -- '5'
            when 6 => SegmentA <="0000010";  -- '6'
            when 7 => SegmentA <="1111000";  -- '7'
            when 8 => SegmentA <="0000000";  -- '8'
            when others => SegmentA <="0010000"; -- '9'
            end case;
            end if;



        elsif SwitchB = '1' then
            SegmentIndicator <= "0000011"; --B

            sumOut1 <= sumOut1 +1;


            if(sumOut1=10)then
            sumOut1<= 0;
            case sumOut1 is
            when 0 => SegmentB <="1000000";  -- '0'
            when 1 => SegmentB <="1111001";  -- '1'
            when 2 => SegmentB <="0100100";  -- '2'
            when 3 => SegmentB <="0110000";  -- '3'
            when 4 => SegmentB <="0011001";  -- '4' 
            when 5 => SegmentB <="0010010";  -- '5'
            when 6 => SegmentB <="0000010";  -- '6'
            when 7 => SegmentB <="1111000";  -- '7'
            when 8 => SegmentB <="0000000";  -- '8'
            when others => SegmentB <="0010000"; -- '9'
            end case;

            else    
            case sumOut1 is
            when 0 => SegmentB <="1000000";  -- '0'
            when 1 => SegmentB <="1111001";  -- '1'
            when 2 => SegmentB <="0100100";  -- '2'
            when 3 => SegmentB <="0110000";  -- '3'
            when 4 => SegmentB <="0011001";  -- '4' 
            when 5 => SegmentB <="0010010";  -- '5'
            when 6 => SegmentB <="0000010";  -- '6'
            when 7 => SegmentB <="1111000";  -- '7'
            when 8 => SegmentB <="0000000";  -- '8'
            when others => SegmentB <="0010000"; -- '9'
            end case;
            end if;



        elsif SwitchC = '1' then

            SegmentIndicator <= "1000110"; --C

            sumOut1 <= sumOut1 +1;


            if(sumOut1=10)then
            sumOut1<= 0;
            case sumOut1 is
            when 0 => SegmentC <="1000000";  -- '0'
            when 1 => SegmentC <="1111001";  -- '1'
            when 2 => SegmentC <="0100100";  -- '2'
            when 3 => SegmentC <="0110000";  -- '3'
            when 4 => SegmentC <="0011001";  -- '4' 
            when 5 => SegmentC <="0010010";  -- '5'
            when 6 => SegmentC <="0000010";  -- '6'
            when 7 => SegmentC <="1111000";  -- '7'
            when 8 => SegmentC <="0000000";  -- '8'
            when others => SegmentC <="0010000"; -- '9'
            end case;

            else

            case sumOut1 is
            when 0 => SegmentC <="1000000";  -- '0'
            when 1 => SegmentC <="1111001";  -- '1'
            when 2 => SegmentC <="0100100";  -- '2'
            when 3 => SegmentC <="0110000";  -- '3'
            when 4 => SegmentC <="0011001";  -- '4' 
            when 5 => SegmentC <="0010010";  -- '5'
            when 6 => SegmentC <="0000010";  -- '6'
            when 7 => SegmentC <="1111000";  -- '7'
            when 8 => SegmentC <="0000000";  -- '8'
            when others => SegmentC <="0010000"; -- '9'
            end case;
            end if;

        else
            sumOut1<=sumOut1;
            SegmentA<=SegmentA;
            SegmentB<=SegmentB;
            SegmentC<=SegmentC;

        end if;

        end process;
end Behavioral;
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1 回答 1

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我在你的设计中发现了一些错误，我已经纠正了它们。我不了解您的确切要求，例如您希望一次增加单个增量。任何我如何理解计数器的问题，我已经纠正了它。代码是

`library IEEE;
use IEEE.STD_LOGIC_1164.ALL;
use IEEE.STD_LOGIC_ARITH.ALL;
use IEEE.STD_LOGIC_UNSIGNED.ALL;



entity SwitchCounterModule is
    port( SegmentIndicator: out STD_LOGIC_VECTOR(6 downto 0);
            SegmentA : out STD_LOGIC_VECTOR(6 downto 0);
            SegmentB : out STD_LOGIC_VECTOR(6 downto 0);
            SegmentC : out STD_LOGIC_VECTOR(6 downto 0);
            SwitchA : in STD_LOGIC;
            SwitchB : in STD_LOGIC;
            SwitchC : in STD_LOGIC;
            clk : in STD_LOGIC;
            rst : in STD_LOGIC);
end SwitchCounterModule;

architecture Behavioral of SwitchCounterModule is
signal counter :std_logic_vector(3 downto 0);

signal sumOut1: std_logic_vector(3 downto 0);

begin
process(SwitchA,SwitchB,sumOut1,SwitchC,clk,rst)
begin   
if rst = '1' then
        sumOut1 <=  "0000";
         SegmentA <= "0000000";
         SegmentB <= "0000000";
         SegmentC <= "0000000";
         SegmentIndicator <= "1111111";

    elsif (clk='1' and clk'event) then

        --sumOut1 <= "00000" ;  --sumOut1 assigned with 5
        if SwitchA = '1' then   -- when pressing SwitchA

                SegmentIndicator <= "0001000"; --A indicating a
            sumOut1 <= sumOut1 +1; --integer increased to next value

            if(sumOut1>9)then -- the integer value is greater than 9 then sumout1 =0
                    sumOut1<= "0000";

            else                        
            case sumOut1 is
            when "0000" => SegmentA <="1000000";  -- '0'
            when "0001"=> SegmentA <="1111001";  -- '1'
            when "0010" => SegmentA <="0100100";  -- '2'
            when "0011"=> SegmentA <="0110000";  -- '3'
            when "0100" => SegmentA <="0011001";  -- '4' 
            when "0101" => SegmentA <="0010010";  -- '5'
            when "0110" => SegmentA <="0000010";  -- '6'
            when "0111" => SegmentA <="1111000";  -- '7'
            when "1000" => SegmentA <="0000000";  -- '8'
            when "1001" => SegmentA <="0010000"; -- '9'
                when others => SegmentA <="1111111"; -- '9'
            end case;
            end if;



        elsif SwitchB = '1' then
            SegmentIndicator <= "0000011"; --B

            sumOut1 <= sumOut1 +1;


            if(sumOut1=10)then
            sumOut1<= "0000";


            else    
            case sumOut1 is
            when "0000" => SegmentA <="1000000";  -- '0'
            when "0001"=> SegmentA <="1111001";  -- '1'
            when "0010" => SegmentA <="0100100";  -- '2'
            when "0011"=> SegmentA <="0110000";  -- '3'
            when "0100" => SegmentA <="0011001";  -- '4' 
            when "0101" => SegmentA <="0010010";  -- '5'
            when "0110" => SegmentA <="0000010";  -- '6'
            when "0111" => SegmentA <="1111000";  -- '7'
            when "1000" => SegmentA <="0000000";  -- '8'
            when "1001" => SegmentA <="0010000"; -- '9'
                when others => SegmentA <="1111111"; -- '9'
            end case;
            end if;



        elsif SwitchC = '1' then

            SegmentIndicator <= "1000110"; --C

            sumOut1 <= sumOut1 +1;


            if(sumOut1=10)then
            sumOut1<= "0000";


            else

            case sumOut1 is
            when "0000" => SegmentA <="1000000";  -- '0'
            when "0001"=> SegmentA <="1111001";  -- '1'
            when "0010" => SegmentA <="0100100";  -- '2'
            when "0011"=> SegmentA <="0110000";  -- '3'
            when "0100" => SegmentA <="0011001";  -- '4' 
            when "0101" => SegmentA <="0010010";  -- '5'
            when "0110" => SegmentA <="0000010";  -- '6'
            when "0111" => SegmentA <="1111000";  -- '7'
            when "1000" => SegmentA <="0000000";  -- '8'
            when "1001" => SegmentA <="0010000"; -- '9'
                when others => SegmentA <="1111111"; -- '9'
            end case;
            end if;

        else
            sumOut1<=sumOut1;


        end if;
end if;
        end process;
end Behavioral;
`

如果您想为每个开关单独拍摄sumout1, sumout2, 。sumout3

于 2017-07-19T12:25:46.027 回答