User`s manual
15
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER with CLOSED CAPTION DECODER
and ON-SCREEN DISPLAY CONTROLLER
MITSUBISHI MICROCOMPUTERS
Rev. 1.0
M37281MAH–XXXSP,M37281MFH–XXXSP
M37281MKH–XXXSP,M37281EKSP
Fig. 8.2.4 Memory Map of Special Function Register 1 (SFR1) (1)
D
01
6
D
11
6
D216
D
31
6
D
41
6
D
51
6
D616
D
71
6
D
81
6
D916
D
A1
6
D
B1
6
DC16
D
D1
6
D
E1
6
D
F1
6
C016
C
11
6
C216
C
31
6
C416
C516
C616
C
71
6
C
81
6
C916
C
B1
6
C
C1
6
C
D1
6
CE16
C
F1
6
CA16
A
d
d
r
e
s
s
P
o
r
t
P
5
(
P
5
)
OSD control register 1 (OC 1)
H
o
r
i
z
o
n
t
a
l
p
o
s
i
t
i
o
n
r
e
g
i
s
t
e
r
(
H
P
)
B
l
o
c
k
c
o
n
t
r
o
l
r
e
g
i
s
t
e
r
1
(
B
C
1
)
Port P1 (P1)
Port P1 direction register (D1)
P
o
r
t
P
3
(
P
3
)
P
o
r
t
P
3
d
i
r
e
c
t
i
o
n
r
e
g
i
s
t
e
r
(
D
3
)
P
o
r
t
P
2
(
P
2
)
P
o
r
t
P
2
d
i
r
e
c
t
i
o
n
r
e
g
i
s
t
e
r
(
D
2
)
Registe
r
P
o
r
t
P
0
(
P
0
)
P
o
r
t
P
0
d
i
r
e
c
t
i
o
n
r
e
g
i
s
t
e
r
(
D
0
)
Block control register 2 (BC
2
)
B
l
o
c
k
c
o
n
t
r
o
l
r
e
g
i
s
t
e
r
3
(
B
C
3
)
B
l
o
c
k
c
o
n
t
r
o
l
r
e
g
i
s
t
e
r
4
(
B
C
4
)
B
l
o
c
k
c
o
n
t
r
o
l
r
e
g
i
s
t
e
r
5
(
B
C
5
)
B
l
o
c
k
c
o
n
t
r
o
l
r
e
g
i
s
t
e
r
6
(
B
C
6
)
B
l
o
c
k
c
o
n
t
r
o
l
r
e
g
i
s
t
e
r
7
(
B
C
7
)
Bit allocation State immediately after rese
t
P
o
r
t
P
4
(
P
4
)
Port P4 direction register (D4)
O
S
D
p
o
r
t
c
o
n
t
r
o
l
r
e
g
i
s
t
e
r
(
P
F
)
Port P6 (P6)
B
l
o
c
k
c
o
n
t
r
o
l
r
e
g
i
s
t
e
r
8
(
B
C
8
)
B
l
o
c
k
c
o
n
t
r
o
l
r
e
g
i
s
t
e
r
9
(
B
C
9
)
B
l
o
c
k
c
o
n
t
r
o
l
r
e
g
i
s
t
e
r
1
0
(
B
C
1
0
)
Block control register 11 (BC
11
)
B
l
o
c
k
c
o
n
t
r
o
l
r
e
g
i
s
t
e
r
1
2
(
B
C
1
2
)
Port P7 (P7)
■
S
F
R
1
a
r
e
a
(
a
d
d
r
e
s
s
e
s
C
01
6
t
o
D
F1
6)
:
F
i
x
t
o
t
h
i
s
b
i
t
t
o
“
0
”
(
d
o
n
o
t
w
r
i
t
e
t
o
“
1
”
)
:
<B
i
t
a
l
l
o
c
a
t
i
o
n>
<
S
t
a
t
e
i
m
m
e
d
i
a
t
e
l
y
a
f
t
e
r
r
e
s
e
t>
F
u
n
c
t
i
o
n
b
i
t
: No function bit
:
F
i
x
t
o
t
h
i
s
b
i
t
t
o
“
1
”
(
d
o
n
o
t
w
r
i
t
e
t
o
“
0
”
)
N
a
m
e
:
: “0” immediately after reset
: Indeterminate immediately
after reset
0
1
?
: “1” immediately after reset
1
0
B
l
o
c
k
c
o
n
t
r
o
l
r
e
g
i
s
t
e
r
1
3
(
B
C
1
3
)
Block control register 14 (BC
14
)
B
l
o
c
k
c
o
n
t
r
o
l
r
e
g
i
s
t
e
r
1
5
(
B
C
1
5
)
B
l
o
c
k
c
o
n
t
r
o
l
r
e
g
i
s
t
e
r
1
6
(
B
C
1
6
)
b
7b
0b7 b0
?
0
0
1
6
?
0
0
1
6
?
00
16
?
?
?
?
?
?
?
?
?
?
R
0GB
OUT1OUT2
00?00??0
?
?
?
?
?
?
?
OC16OC17 OC14OC15 OC12OC13 OC10OC11
0
01
6
BC
1
0BC
1
1BC
1
2BC
1
3BC
1
4BC
1
5BC
1
6
B
C
2
0B
C
2
1BC
2
2B
C
2
3BC
2
4B
C
2
5B
C
2
6
B
C
3
0B
C
3
1BC
3
2B
C
3
3BC
3
4B
C
3
5B
C
3
6
B
C
4
0B
C
4
1BC
4
2B
C
4
3BC
4
4B
C
4
5B
C
4
6
B
C
5
0B
C
5
1BC
5
2B
C
5
3BC
5
4B
C
5
5B
C
5
6
BC
6
0BC
6
1BC
6
2BC
6
3BC
6
4BC
6
5BC
6
6
BC
7
0BC
7
1BC
7
2BC
7
3BC
7
4BC
7
5BC
7
6
B
C
8
0B
C
8
1BC
8
2B
C
8
3BC
8
4B
C
8
5B
C
8
6
B
C
9
0B
C
9
1BC
9
2B
C
9
3BC
9
4B
C
9
5B
C
9
6
BC
10
0B
C
1
0
1B
C
1
0
2BC
10
3B
C
1
0
4BC
10
5BC
10
6
BC
11
0B
C
1
1
1B
C
1
1
2BC
11
3B
C
1
1
4BC
11
5BC
11
6
BC
12
0B
C
1
2
1B
C
1
2
2BC
12
3B
C
1
2
4BC
12
5BC
12
6
HP6HP7 HP4HP5 HP2HP3 HP0HP1
0016
0
0
0016
?
0
01
6
?
0016
?
T
3
C
S
B
C
1
3
0B
C
1
3
1BC
13
2B
C
1
3
3BC
13
4
B
C
1
3
5B
C
1
3
6
BC
14
0BC
14
1B
C
1
4
2BC
14
3B
C
1
4
4BC
14
5B
C
1
4
6
BC
15
0BC
15
1BC
15
2BC
15
3BC
15
4BC
15
5BC
15
6
BC
16
0BC
16
1BC
16
2BC
16
3BC
16
4BC
16
5BC
16
6
P6IM
RGB
2BIT