library ieee; use ieee.std_logic_1164.all; entity meinschaltnetz0041 is port ( x3, x2, x1, x0: in std_logic; y: out std_logic ); end; architecture verhalten of meinschaltnetz0041 is begin y <= (not x3 and not x2 and not x1) or (x3 and x2 and x1) or (not x3 and not x1 and x0) or (x1 and x0); end; library ieee; use ieee.std_logic_1164.all; entity testbench0041 is port ( y: out std_logic ); end; architecture verhalten of meinschaltnetz0041 is component meinschaltnetz0041 port ( x3, x2, x1, x0: in std_logic; y: out std_logic ); end component; signal x3, x2, x1, x0: std_logic; begin schaltnetz: meinschaltnetz0041 PORT MAP (x3=>x3, x2=>x2, x1=>x1, x0=>x0, y=>y); x0 <= '0' after 0 ns, '1' after 10 ns, '0' after 20 ns, '1' after 30 ns, '0' after 40 ns, '1' after 50 ns, '0' after 60 ns, '1' after 70 ns, '0' after 80 ns, '1' after 90 ns, '0' after 100 ns, '1' after 110 ns, '0' after 120 ns, '1' after 130 ns, '0' after 140 ns, '1' after 150 ns; x1 <= '0' after 0 ns, '0' after 10 ns, '1' after 20 ns, '1' after 30 ns, '0' after 40 ns, '0' after 50 ns, '1' after 60 ns, '1' after 70 ns, '0' after 80 ns, '0' after 90 ns, '1' after 100 ns, '1' after 110 ns, '0' after 120 ns, '0' after 130 ns, '1' after 140 ns, '1' after 150 ns; x2 <= '0' after 0 ns, '0' after 10 ns, '0' after 20 ns, '0' after 30 ns, '1' after 40 ns, '1' after 50 ns, '1' after 60 ns, '1' after 70 ns, '0' after 80 ns, '0' after 90 ns, '0' after 100 ns, '0' after 110 ns, '1' after 120 ns, '1' after 130 ns, '1' after 140 ns, '1' after 150 ns; x3 <= '0' after 0 ns, '0' after 10 ns, '0' after 20 ns, '0' after 30 ns, '0' after 40 ns, '0' after 50 ns, '0' after 60 ns, '0' after 70 ns, '1' after 80 ns, '1' after 90 ns, '1' after 100 ns, '1' after 110 ns, '1' after 120 ns, '1' after 130 ns, '1' after 140 ns, '1' after 150 ns; end;