library IEEE; use IEEE.std_logic_1164.all; library IEEE; use IEEE.std_logic_1164.all; entity OR2 is port ( i1: in std_logic; i2: in std_logic; y: out std_logic ); end OR2; architecture rtl of OR2 is begin y <= '1' when i1 = '1' or i2 = '1' else '0'; end rtl;