entity meinschaltnetz0027 is
port
(
y: out bit;
x3, x2, x1, x0: in bit
);
end;
architecture verhaltenknf of meinschaltnetz0027 is
begin
y <= (not x3 and not x2 and x1) or
(x3 and x2 and x1) or
(not x3 and x2 and not x1 and not x0) or
(x3 and x2 and x0);
end;
--architecture verhaltendnf of meinschaltnetz0027 is
--begin
-- y <= (x3 or x2 or not x1) and
-- (not x3 or not x2 or not x1) and
-- (x3 or not x2 or x1 or x0) and
-- (not x3 or not x2 or not x0);
--end;
entity testbench is
end entity testbench;
architecture behave of testbench is
component meinschaltnetz0027
port
(
x3, x2, x1, x0: in bit;
y: out bit
);
end component;
signal x3, x2, x1, x0: bit;
signal y: bit;
begin
schltntz: meinschaltnetz0027 port map (y=>y, x3=>x3, x2=>x2, x1=>x1, x0=>x0);
--x0 <= '1' after 0 ns, '0' after 100 ns, '1' after 200 ns, '0' after 300 ns, '1' after 400 ns, '0' after 500 ns, '1' after 600 ns, '0' after 700 ns, '0' after 800 ns, '1' after 900 ns, '0' after 1000 ns;
--x1 <= '1' after 0 ns, '0' after 400 ns, '1' after 800 ns;
--'0', '1', '0', '1', '0', '1', '0', '1', '0', '1', '0', '1', '0', '1', '0', '1',
--'0', '0', '1', '1', '0', '0', '1', '1', '0', '0', '1', '1', '0', '0', '1', '1',
--'0', '0', '0', '0', '1', '1', '1', '1', '0', '0', '0', '0', '1', '1', '1', '1',
--'0', '0', '0', '0', '0', '0', '0', '0', '1', '1', '1', '1', '1', '1', '1', '1',
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 architecture behave;
