Relogio digital
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SISTEMAS DIGITAIS RELATORIO 6UBERABA, MG 2012
Tabela Atual A 0 0 0 0 0 0 0 0 1 1 1 1 1 1 1 1 B 0 0 0 0 1 1 1 1 0 0 0 0 1 1 1 1 C 0 0 1 1 0 0 1 1 0 0 1 1 0 0 1 1 D 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1
Tabela Próxima A 1 1 1 0 0 1 1 1 1 0 1 1 1 1 1 1 B 0 0 0 1 1 0 1 0 0 0 0 0 0 0 0 0 C 0 0 0 0 1 0 0 0 1 1 0 0 0 0 0 0 D 1 1 1 0 0 1 0 1 0 1 1 1 0 1 1 1
Tabela de Excitação JK Transição J K 0→0 0 X 0→1 1 X 1→0 X 1 1→1 X 0
JA 1 1 1 0 0 1 1 1 X X X X X X X X
KA X X X X X X X X 0 1 0 0 0 0 0 0
JB 0 0 0 1 X X X X 0 0 0 0 X X X X
KB X X X X 0 1 0 1 X X X X 1 1 1 1
JC 0 0 X X 1 0 X X 1 1 X X 0 0 X X
KC X X 1 1 X X 1 1 X X 1 1 X X 1 1
JD 1 X 1 X 0 X 0 X 0 X 1 X 0 X 1 X
KD X 0 X 1 X 0 X 0 X 0 X 0 X 0 X 0
JA = AB\CD AB AB AB AB
CD 1 0 X X
CD 1 1 X X
CD 0 1 X X
CD 1 1 X X
KA = AB\CD AB AB AB AB
CD X X 0 0
CD X X 0 1
CD X X 0 0
CD X X 0 0
JB = AB\CD AB AB AB AB
CD 0 X X 0
CD 0 X X 0
CD 1 X X 0
CD 0 X X 0
KB = AB\CD AB AB AB AB
CD X 0 1 X
CD X 1 1 X
CD X 1 1 X
CD X 0 1 X
JC = AB\CD AB AB AB AB
CD 0 1 0 1
CD 0 0 0 1
CD X X X X
CD X X X X
KC = AB\CD AB AB AB AB
CD X X X X
CD X X X X
CD 1 1 1 1
CD 1 1 1 1
JD = AB\CD AB AB AB AB
CD 1 0 0 0
CD X X X X
CD X X X X
CD 1 0 1 1
KD = AB\CD AB AB AB AB
CD X X X X
CD 0 0 0 0
CD 1 0 0 0
CD X X X X
7
9
?
2 3 4 5
S
S
S
J CLK
Q
J CLK
Q
J CLK
Q
J CLK
S
U9:A
1
6 3 5
1
10 13
15
? ?
?
? ?
?
FF:A
FF:B
FF:C
FF:D
Q ?
R
R
R
4072
4
12
?
4027
6
4027
4027
?
R
K
Q
2
11
K
Q
14
?
K
Q
?
?
K
Q
?
4027
9
FF:A(CLK)
U7:B
4073
U13:A
4073
U8 U7:A
9 8 2 1 4073
3 4 5 1 2 8
OR
U6
U16
OR AND
U4
U11
AND
U5
OR
U12
U14
AND
U15
U3 AND
OR AND
AND
U10 U7:C
AND 10 13 12 11 4073