library IEEE; use IEEE.std_logic_1164.all; entity ls17 is port ( a1, a2, a3, a4, a5, a6 : in std_logic; y1, y2, y3, y4, y5, y6 : out std_logic ); end ls17; architecture arch of ls17 is begin y1 <= a1; y2 <= a2; y3 <= a3; y4 <= a4; y5 <= a5; y6 <= a6; end arch;