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-- LF_FRAME_PLACER.vhd
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library IEEE;
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use IEEE.std_logic_1164.all;
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use IEEE.numeric_std.all;
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entity LF_FRAME_PLACER is
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generic(WordSize :integer := 8;WordCnt : integer := 144;MinFCount : integer := 64);
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port(
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clk : in std_logic;
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Wcount : in integer range 0 to WordCnt-1;
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Flag : out std_logic;
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LF1 : in std_logic_vector(15 downto 0);
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LF2 : in std_logic_vector(15 downto 0);
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LF3 : in std_logic_vector(15 downto 0);
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WordOut : out std_logic_vector(WordSize-1 downto 0)
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);
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end entity;
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architecture ar_LF_FRAME_PLACER of LF_FRAME_PLACER is
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begin
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process(clk)
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begin
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if clk'event and clk ='1' then
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case Wcount is
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when 5 =>
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WordOut <= LF1(15 downto 8);
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Flag <= '1';
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when 6 =>
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WordOut <= LF1(7 downto 0);
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Flag <= '1';
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when 13 =>
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WordOut <= LF2(15 downto 8);
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Flag <= '1';
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when 14 =>
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WordOut <= LF2(7 downto 0);
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Flag <= '1';
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when 21 =>
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WordOut <= LF3(15 downto 8);
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Flag <= '1';
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when 22 =>
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WordOut <= LF3(7 downto 0);
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Flag <= '1';
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when 29 =>
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WordOut <= LF1(15 downto 8);
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Flag <= '1';
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when 30 =>
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WordOut <= LF1(7 downto 0);
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Flag <= '1';
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when 37 =>
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WordOut <= LF2(15 downto 8);
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Flag <= '1';
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when 38 =>
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WordOut <= LF2(7 downto 0);
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Flag <= '1';
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when 45 =>
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WordOut <= LF3(15 downto 8);
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Flag <= '1';
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when 46 =>
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WordOut <= LF3(7 downto 0);
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Flag <= '1';
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when 53 =>
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WordOut <= LF1(15 downto 8);
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Flag <= '1';
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when 54 =>
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WordOut <= LF1(7 downto 0);
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Flag <= '1';
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when 61 =>
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WordOut <= LF2(15 downto 8);
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Flag <= '1';
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when 62 =>
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WordOut <= LF2(7 downto 0);
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Flag <= '1';
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when 69 =>
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WordOut <= LF3(15 downto 8);
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Flag <= '1';
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when 70 =>
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WordOut <= LF3(7 downto 0);
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Flag <= '1';
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when 77 =>
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WordOut <= LF1(15 downto 8);
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Flag <= '1';
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when 78 =>
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WordOut <= LF1(7 downto 0);
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Flag <= '1';
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when 85 =>
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WordOut <= LF2(15 downto 8);
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Flag <= '1';
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when 86 =>
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WordOut <= LF2(7 downto 0);
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Flag <= '1';
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when 93 =>
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WordOut <= LF3(15 downto 8);
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Flag <= '1';
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when 94 =>
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WordOut <= LF3(7 downto 0);
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Flag <= '1';
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when 101 =>
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WordOut <= LF1(15 downto 8);
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Flag <= '1';
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when 102 =>
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WordOut <= LF1(7 downto 0);
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Flag <= '1';
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when 109 =>
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WordOut <= LF2(15 downto 8);
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Flag <= '1';
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when 110 =>
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WordOut <= LF2(7 downto 0);
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Flag <= '1';
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when 117 =>
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WordOut <= LF3(15 downto 8);
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Flag <= '1';
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when 118 =>
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WordOut <= LF3(7 downto 0);
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Flag <= '1';
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when 125 =>
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WordOut <= LF1(15 downto 8);
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Flag <= '1';
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when 126 =>
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WordOut <= LF1(7 downto 0);
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Flag <= '1';
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when 133 =>
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WordOut <= LF2(15 downto 8);
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Flag <= '1';
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when 134 =>
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WordOut <= LF2(7 downto 0);
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Flag <= '1';
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when 141 =>
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WordOut <= LF3(15 downto 8);
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Flag <= '1';
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when 142 =>
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WordOut <= LF3(7 downto 0);
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Flag <= '1';
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when others =>
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WordOut <= X"A5";
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Flag <= '0';
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end case;
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end if;
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end process;
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end ar_LF_FRAME_PLACER;
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