top.vhd

用于视频运动图像编码的HUFFMAN编码

library ieee;
use ieee.std_logic_1164.all;
use work.roms.all;
use work.MYfunction.all;

entity ROM_TOP is
	port(	ADDR:in std_logic_vector(2 downto 0);
		RD,CLK:in std_logic;
		DATA_OUT:out std_logic_vector(7 downto 0));
end ROM_TOP;

architecture BEHAVIOR of ROM_TOP is
	
	component REG_8
		port(	CLK:	in 	std_logic;
			D:	in 	std_logic_vector(7 downto 0);
			Q:	out 	std_logic_vector(7 downto 0));
	end component;	
	
	component  HuffROM 
		port(	ADDR:in std_logic_vector(2 downto 0);
			RD:in std_logic;
			DATA:out std_logic_vector(7 downto 0));
	end component;
	
	signal BUS1:
std_logic_vector(7 downto 0);
	
	for U1: HuffROM use entity work.HuffROM(behavior);
	for U2:REG_8 use entity work.REG_8(BEHAVIORAL);
	
begin
	U1: HuffROM port map(ADDR,RD,BUS1);
	U2:REG_8 port map (CLK,BUS1,DATA_OUT);

end BEHAVIOR;

--configuration cfg of BEHAVIOR
	--for BEHAVIOR
	--end for;
--end cfg;