
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
MITSUBISHI MICROCOMPUTERS
3825 Group
16
Fig. 12 Memory map of special function register (SFR)
0020
16
0021
16
0022
16
0023
16
0024
16
0025
16
0026
16
0027
16
0028
16
0029
16
002
16
002
16
0
0
2
1
6
0
0
2
1
6
002
16
002
16
0030
16
0031
16
0032
16
0033
16
0034
16
0035
16
0036
16
0037
16
0038
16
0039
16
003
16
003
16
0
0
3
1
6
003
16
003
16
003
16
0
0
0
0
1
6
0001
16
0002
16
0
0
0
3
1
6
0
0
0
4
1
6
0005
16
0
0
0
6
1
6
0
0
0
7
1
6
0
0
0
8
1
6
0
0
0
9
1
6
000
16
0
0
0
1
6
000
16
000
16
0
0
0
1
6
000
16
0010
16
0011
16
0012
16
0
0
1
3
1
6
0
0
1
4
1
6
0015
16
0016
16
0017
16
0
0
1
8
1
6
0
0
1
9
1
6
001
16
001
16
001
16
001
16
001
16
0
0
1
1
6
o
r
t
0
0
ort
1
1
o
r
t
1
o
u
t
p
u
t
c
o
n
t
r
o
r
e
g
s
t
e
r
1
o
r
t
2
2
ort
2
rect
on reg
ster
2
o
r
t
3
3
o
r
t
4
4
o
r
t
4
r
e
c
t
o
n
r
e
g
s
t
e
r
4
ort
5
5
o
r
t
5
r
e
c
t
o
n
r
e
g
s
t
e
r
5
o
r
t
6
6
o
r
t
6
r
e
c
t
o
n
r
e
g
s
t
e
r
6
o
r
t
7
7
o
r
t
7
r
e
c
t
o
n
r
e
g
s
t
e
r
7
er
a
/
status reg
ster
er
a
/
contro
reg
ster
1
c
o
n
t
r
o
r
e
g
s
t
e
r
au
rate generator
n
t
e
r
r
u
p
t
c
o
n
t
r
o
r
e
g
s
t
e
r
2
2
m
e
r
3
3
mer
mo
e reg
ster
I
n
t
e
r
r
u
p
t
e
d
g
e
s
e
l
e
c
t
i
o
n
r
e
g
i
s
t
e
r
m
o
e
r
e
g
s
t
e
r
nterrupt request reg
ster 1
1
nterrupt request reg
ster 2
2
n
t
e
r
r
u
p
t
c
o
n
t
r
o
r
e
g
s
t
e
r
1
1
mer
ow
m
e
r
o
w
mer 1
1
mer 2
2
m
e
r
g
m
e
r
g
reg
ster
r
e
g
s
t
e
r
mer
mo
e reg
ster
mer 123 mo
e reg
ster
123
oc
output contro
reg
ster
egment output ena
e reg
ster
m
o
e
r
e
g
s
t
e
r
-
contro
reg
ster
-
convers
on reg
ster
ransm
t/
ece
ve
u
er reg
ster
/
o
r
t
8
8
ort
8
rect
on reg
ster
8
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