generator_reg6.vhd

FPGA开发光盘各章节实例的设计工程与源码

--6位触发器模块generator_reg6.vhd文件
------------------------------------------------------------------------------------
-- DESCRIPTION   :  Flip-flop D type
--                  Width: 6
--                  Clock active: high
--                  Asynchronous clear active: high
--                  Clock enable active: high
-- 
------------------------------------------------------------------------------------

library IEEE;
use IEEE.std_logic_1164.all;

entity generator_reg6 is
	port (
		CLR : in std_logic;
		CE : in std_logic;
		CLK : in std_logic;
		DATA : in std_logic_vector (5 downto 0);
		Q : out std_logic_vector (5 downto 0)
	);
end entity;

architecture reg_arch6 of generator_reg6 is
signal TEMP_Q_0: std_logic_vector (5 downto 0);
begin

	process (CLK, CLR)
	begin

		if CLR = '1' then
			TEMP_Q_0 <= (others => '0');
		elsif rising_edge(CLK) then
			if CE = '1' then
				TEMP_Q_0 <= DATA;
			end if;
		end if;

	end process;

	Q <= TEMP_Q_0;

end architecture;