mux91.vhd

来自「自己写的iic配置芯片的源程序」· VHDL 代码 · 共 23 行

LIBRARY ieee;
USE ieee.std_logic_1164.all;
ENTITY MUX91 IS 
	PORT
	(
	       A        : IN  STD_LOGIC_VECTOR(8 DOWNTO 0);
	       B        : IN  STD_LOGIC_VECTOR(8 DOWNTO 0);	
	       SEL      : IN  STD_LOGIC;--300kH
		 RESULT     : OUT STD_LOGIC_VECTOR(8 DOWNTO 0)
	);
END MUX91;
architecture art of MUX91 is
 BEGIN
  PROCESS(SEL,A,B)
   BEGIN
   IF(SEL='1')THEN
     RESULT(8 DOWNTO 0)<=B(8 DOWNTO 0);
   ELSE
     RESULT(8 DOWNTO 0)<=A(8 DOWNTO 0);
   END IF;
  END PROCESS;

END;