Technical information
52
3886 Group
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
MITSUBISHI MICROCOMPUTERS
Fig. 49 Block diagram of A-D converter
C
h
a
n
n
e
l
s
e
l
e
c
t
o
r
A
-
D
c
o
n
t
r
o
l
c
i
r
c
u
i
t
A
-
D
c
o
n
v
e
r
s
i
o
n
r
e
g
i
s
t
e
r
1
R
e
s
i
s
t
o
r
l
a
d
d
e
r
V
R
E
F
A
V
S
S
C
o
m
p
a
r
a
t
o
r
A
-
D
i
n
t
e
r
r
u
p
t
r
e
q
u
e
s
t
b
7b
0
3
1
0
P
6
0
/
A
N
0
P
6
1
/
A
N
1
P
6
2
/
A
N
2
P
6
3
/
A
N
3
P
6
4
/
A
N
4
P
6
5
/
A
N
5
P
6
6
/
A
N
6
P
6
7
/
A
N
7
D
a
t
a
b
u
s
A
D
/
D
A
c
o
n
t
r
o
l
r
e
g
i
s
t
e
r
A
-
D
c
o
n
v
e
r
s
i
o
n
r
e
g
i
s
t
e
r
2
(
A
d
d
r
e
s
s
0
0
3
4
1
6
)
(
A
d
d
r
e
s
s
0
0
3
8
1
6
)
(
A
d
d
r
e
s
s
0
0
3
5
1
6
)