library ieee;
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library ieee;
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use ieee.std_logic_1164.all;
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use ieee.std_logic_1164.all;
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entity prog_rom is port (
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entity prog_rom is port (
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input: in std_logic_vector(15 downto 0);
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input: in std_logic_vector(15 downto 0);
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output: out std_logic_vector(15 downto 0)
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output: out std_logic_vector(15 downto 0)
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);
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);
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end;
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end;
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architecture rom_arch of prog_rom is
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architecture rom_arch of prog_rom is
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begin
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begin
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process(input)
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process(input)
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begin
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begin
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case input is
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case input is
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when "0000000000000000" =>
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when "0000000000000000" =>
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output <= "0100000000000010";
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output <= "0100000000000010";
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when "0000000000000001" =>
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when "0000000000000001" =>
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output <= "0100000000000001";
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output <= "0100000000000001";
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when "0000000000000010" =>
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when "0000000000000010" =>
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output <= "0100001000000100";
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output <= "0100001000000100";
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when "0000000000000011" =>
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when "0000000000000011" =>
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output <= "0100001000000001";
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output <= "0100001000000001";
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when "0000000000000100" =>
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when "0000000000000100" =>
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output <= "0100010000000110";
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output <= "0100010000000110";
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when "0000000000000101" =>
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when "0000000000000101" =>
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output <= "0100010000000001";
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output <= "0100010000000001";
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when "0000000000000110" =>
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when "0000000000000110" =>
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output <= "0100011000010010";
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output <= "0100011000010010";
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when "0000000000000111" =>
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when "0000000000000111" =>
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output <= "0100011000001101";
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output <= "0100011000001101";
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when "0000000000001000" =>
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when "0000000000001000" =>
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output <= "0100100000000000";
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output <= "0100100000000000";
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when "0000000000001001" =>
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when "0000000000001001" =>
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output <= "0100100000001001";
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output <= "0100100000001001";
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when "0000000000001010" =>
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when "0000000000001010" =>
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output <= "0100101000000010";
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output <= "0100101000000010";
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when "0000000000001011" =>
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when "0000000000001011" =>
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output <= "0100101000000011";
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output <= "0100101000000011";
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when "0000000000001100" =>
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when "0000000000001100" =>
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output <= "0100110000001100";
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output <= "0100110000001100";
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when "0000000000001101" =>
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when "0000000000001101" =>
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output <= "0100110000001101";
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output <= "0100110000001101";
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when "0000000000001110" =>
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when "0000000000001110" =>
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output <= "0100111000001110";
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output <= "0100111000001110";
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when "0000000000001111" =>
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when "0000000000001111" =>
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output <= "0100111000001111";
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output <= "0100111000001111";
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when "0000000000010000" =>
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when "0000000000010000" =>
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output <= x"2660";
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output <= x"2660";
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when others =>
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when others =>
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output <= "1111000000000000";
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output <= "1111000000000000";
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end case;
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end case;
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end process;
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end process;
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end;
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end;
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