
4
3886 Group
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
MITSUBISHI MICROCOMPUTERS
FUNCTIONAL BLOCK DIAGRAM (Package : 80P6Q-A, 80P6S-A)
Fig. 4 Functional block diagram
FUNCTIONAL BLOCK
D
-
A
c
o
n
v
e
r
t
e
r
2
(
8
)
C
l
o
c
k
g
e
n
e
r
a
t
i
n
g
c
i
r
c
u
i
t
M
a
i
n
-
c
l
o
c
k
i
n
p
u
t
M
a
i
n
-
c
l
o
c
k
o
u
t
p
u
t
A
-
D
c
o
n
v
e
r
t
e
r
(
1
0
)
P
r
e
s
c
a
l
e
r
1
2
(
8
)
P
r
e
s
c
a
l
e
r
X
(
8
)
P
r
e
s
c
a
l
e
r
Y
(
8
)
S
u
b
-
c
l
o
c
k
i
n
p
u
t
S
u
b
-
c
l
o
c
k
o
u
t
p
u
t
K
e
y
-
o
n
w
a
k
e
-
u
p
D
-
A
c
o
n
v
e
r
t
e
r
1
(
8
)
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