
10
4513/4514 Group
SINGLE-CHIP 4-BIT CMOS MICROCOMPUTER
MITSUBISHI MICROCOMPUTERS
PORT BLOCK DIAGRAMS
D
T
Q
A
i
P
0
0
,
P
0
1
K
0
0
PU0
D
T
Ai
P
0
2
,
P
0
3
K
0
1
PU0
1
D
T
A
i
P
1
0
,
P
1
1
K
0
2
PU0
D
T
A
i
P1
2
,P1
3
K0
3
PU0
Key-on wakeup input
P
u
l
l
-
u
p
t
r
a
n
s
i
s
t
o
r
O
P
0
A
i
n
s
t
r
u
c
t
i
o
n
I
A
P
0
i
n
s
t
r
u
c
t
i
o
n
K
e
y
-
o
n
w
a
k
e
u
p
i
n
p
u
t
P
u
l
l
-
u
p
t
r
a
n
s
i
s
t
o
r
O
P
0
A
i
n
s
t
r
u
c
t
i
o
n
IAP0 instruction
Key-on wakeup input
Pull-up transistor
O
P
1
A
i
n
s
t
r
u
c
t
i
o
n
I
A
P
1
i
n
s
t
r
u
c
t
i
o
n
K
e
y
-
o
n
w
a
k
e
u
p
i
n
p
u
t
Pull-up transistor
R
e
g
i
s
t
e
r
O
P
1
A
i
n
s
t
r
u
c
t
i
o
n
IAP1 instruction
T
h
i
s
s
y
m
b
o
l
r
e
p
r
e
s
e
n
t
s
a
p
a
r
a
s
i
t
i
c
d
i
o
d
e
o
n
t
h
e
p
o
r
t
.
i
r
e
p
r
e
s
e
n
t
s
0
,
1
,
2
,
o
r
3
.
•
•
R
e
g
i
s
t
e
r
R
e
g
i
s
t
e
r
A
R
e
g
i
s
t
e
r
A
Q
Q
Q
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