Re: Aufgaben und Übungen,

 0 0 0 0 0    1
 1 0 0 0 1    0
 2 0 0 1 0    1
 3 0 0 1 1    0
 4 0 1 0 0    0
 5 0 1 0 1    1
 6 0 1 1 0    1
 7 0 1 1 1    1
 8 1 0 0 0    0
 9 1 0 0 1    0
10 1 0 1 0    0
11 1 0 1 1    0
12 1 1 0 0    0
13 1 1 0 1    1
14 1 1 1 0    1
15 1 1 1 1    1


 0 0 0 0 0    1
 2 0 0 1 0    1
 5 0 1 0 1    1
 6 0 1 1 0    1
 7 0 1 1 1    1
13 1 1 0 1    1
14 1 1 1 0    1
15 1 1 1 1    1

Gruppe 0:
 0 0 0 0 0    1
Gruppe 1:
 2 0 0 1 0    1
Gruppe 2:
 5 0 1 0 1    1
 6 0 1 1 0    1
Gruppe 3:
 7 0 1 1 1    1
13 1 1 0 1    1
14 1 1 1 0    1
Gruppe 4:
15 1 1 1 1    1

0:2         0 0 - 0
2:6         0 - 1 0
5:7         0 1 - 1
5:13        - 1 0 1
6:7         0 1 1 -
7:15        - 1 1 1
13:15       1 1 - 1
14:15       1 1 1 -


6:7         0 1 1 -
14:15       1 1 1 -
0:2         0 0 - 0
5:7         0 1 - 1
13:15       1 1 - 1
2:6         0 - 1 0
5:13        - 1 0 1
6:13        - 1 0 1
7:15        - 1 1 1

Gruppe 2:
6:7         0 1 1 -
Gruppe 3:
14:15       1 1 1 -

Gruppe 0:
0:2         0 0 - 0
Gruppe 2:
5:7         0 1 - 1
Gruppe 3:
13:15       1 1 - 1

2:6         0 - 1 0

Gruppe 2:
5:13        - 1 0 1
Gruppe 3:
7:15        - 1 1 1


6:7:14:15       - 1 1 -
0:2             0 0 - 0
5:7:13:1        - 1 - 1
2:6             0 - 1 0
5:13:7:15       - 1 - 1

                0   1   2   5   6   7   13  14  15
6:7:14:15                       *   *       *   *
0:2             *       *
5:7:13:1            *       *       *   *
2:6                     *       *
5:13:7:15                   *       *   *       *


                0   1   2   5   6   7   13  14  15
6:7:14:15                       *   *       *   *
0:2             *       *
5:7:13:1            *       *       *   *


y <= (x2 and x1) or (not x3 and not x2 and not x0) or (x2 and x0)

entity meinschaltnetz is
port
(
    x3, x2, x1, x0: in bit;
    y: out bit
);
end;

architecture verhalten of meinschaltnetz is
begin
    y <= (x2 and x1) or (not x3 and not x2 and not x0) or (x2 and x0);
end;