Re: Aufgaben und Übungen,

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


 0 0 0 0 0    1
 3 0 0 1 1    1
 4 0 1 0 0    1
 5 0 1 0 1    1
 6 0 1 1 0    1
 7 0 1 1 1    1
 8 1 0 0 0    1
11 1 0 1 1    1
12 1 1 0 0    1
13 1 1 0 1    1
14 1 1 1 0    1


Gruppe 0:
 0 0 0 0 0    1
Gruppe 1:
 4 0 1 0 0    1
 8 1 0 0 0    1
Gruppe 2:
 3 0 0 1 1    1
 5 0 1 0 1    1
 6 0 1 1 0    1
12 1 1 0 0    1
Gruppe 3:
 7 0 1 1 1    1
11 1 0 1 1    1
13 1 1 0 1    1
14 1 1 1 0    1

0:4     0 - 0 0
0:8     - 0 0 0
4:5     0 1 0 -
4:6     0 1 - 0
4:12    - 1 0 0
8:12    1 - 0 0
3:7     0 - 1 1
3:11    - 0 1 1
5:7     0 1 - 1
5:13    - 1 0 1
6:7     0 1 1 -
6:14    - 1 1 0
12:13   1 1 0 -
12:14   1 1 - 0



0:8     - 0 0 0
4:12    - 1 0 0
4:6     0 1 - 0
12:14   1 1 - 0
5:7     0 1 - 1
0:4     0 - 0 0
8:12    1 - 0 0
3:7     0 - 1 1
3:11    - 0 1 1
5:13    - 1 0 1
6:14    - 1 1 0
6:7     0 1 1 -
12:13   1 1 0 -
4:5     0 1 0 -


Gruppe 0:
0:8     - 0 0 0
Gruppe 1:
4:12    - 1 0 0

0:8:4:12    - - 0 0

Gruppe 1:
4:6     0 1 - 0
Gruppe 2:
12:14   1 1 - 0
5:7     0 1 - 1

4:6:12:14       - 1 - 0
4:6:5:7         0 1 - -



0:4     0 - 0 0
8:12    1 - 0 0

0:4:8:12        - - 0 0

3:7     0 - 1 1

Gruppe 2:
3:11    - 0 1 1
5:13    - 1 0 1
6:14    - 1 1 0


Gruppe 1:
4:5     0 1 0 -
Gruppe 2:
6:7     0 1 1 -
12:13   1 1 0 -

4:5:6:7        0 1 - -
4:5:12:13      - 1 0 -


0:8:4:12    - - 0 0
4:6:12:14   - 1 - 0
4:6:5:7     0 1 - -
3:11        - 0 1 1
5:13        - 1 0 1
6:14        - 1 1 0
4:5:6:7     0 1 - -
4:5:12:13   - 1 0 -

                0   3   4   5   6   7   8   11  12  13  14
0:8:4:12        *       *               *       *
4:6:12:14               *       *               *       *
4:6:5:7                 *   *   *   *
3:11                *                       *
5:13                        *                       *
6:14                            *                       *
4:5:12:13               *   *                   *   *


                0   3   4   5   6   7   8   11  12  13  14
0:8:4:12        *       *               *       *
4:6:12:14               *       *               *       *
4:6:5:7                 *   *   *   *
3:11                *                       *
5:13                        *                       *

0:8:4:12    - - 0 0
4:6:12:14   - 1 - 0
4:6:5:7     0 1 - -
3:11        - 0 1 1
5:13        - 1 0 1

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

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

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