Pattern Matching

Benutzeravatar
davidvajda.de
Site Admin
Beiträge: 1424
Registriert: Di Jul 18, 2023 8:36 pm
Wohnort: D-72072, Tübingen
Kontaktdaten:

Re: Pattern Matching

Beitrag von davidvajda.de »

Code: Alles auswählen

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

 1 0 0 0 1    1
 2 0 0 1 0    1
 6 0 1 1 0    1
 8 1 0 0 0    1
11 1 0 1 1    1
13 1 1 0 1    1
14 1 1 1 0    1
15 1 1 1 1    1


Gruppe 1:
 1 0 0 0 1    1
 2 0 0 1 0    1
 8 1 0 0 0    1
Gruppe 2:
 6 0 1 1 0    1
Gruppe 3:
11 1 0 1 1    1
13 1 1 0 1    1
14 1 1 1 0    1
Gruppe 4:
15 1 1 1 1    1


Gruppe 1:
 1 0 0 0 1    1
 2 0 0 1 0    1
 8 1 0 0 0    1
Gruppe 2:
 6 0 1 1 0    1
Gruppe 3:
11 1 0 1 1    1
13 1 1 0 1    1
14 1 1 1 0    1
Gruppe 4:
15 1 1 1 1    1

1   0 0 0 1
8   1 0 0 0

2:6     0 - 1 0
6:14    - 1 1 0
11:15   1 - 1 1
13:15   1 1 - 1
14:15   1 1 1 -

6:14    - 1 1 0
2:6     0 - 1 0
11:15   1 - 1 1
13:15   1 1 - 1
14:15   1 1 1 -

Code: Alles auswählen

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

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

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