參數(shù)資料
型號： M37281MKH-XXXSP
廠商： Renesas Technology Corp.
英文描述： SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER with CLOSED CAPTION DECODER and ON-SCREEN DISPLAY CONTROLLER
中文描述： 單芯片8位CMOS微機隱蔽字幕解碼器和屏幕顯示控制器
文件頁數(shù)： 151/172頁
文件大?。?/td> 1319K
代理商： M37281MKH-XXXSP
Rev.1.01 2003.07.16 page 151 of 170
M37281MAH
–
XXXSP,M37281MFH
–
XXXSP,M37281MKH
–
XXXSP, M37281EKSP
Address 00F8
16
b7 b
6 b
5 b
4 b
3 b
2 b
1 b0
I
2
C status register (S1) [Address 00F8
16
]
I
2
C
S
t
a
t
u
s
R
e
g
i
s
t
e
r
0
3
4
5
6, 7
b7 b6
0 0 : Slave recieve mode
0 1 : Slave transmit mode
1 0 : Master recieve mode
1 1 : Master transmit mode
1
2
0
0
0
1
0
B
Name
Functions
A
f
In
t
e
r
r
e
s
e
t
R W
C
s
(
o
p
T
m
e
R
m
i
f
X
u
c
,
n
a
M
i
i
S
c
o
a
n
T
t
i
o
b
n
i
t
m
s
o
d
e
c
i
t
)
0 : Bus free
1 : Bus busy
B
u
s
b
u
s
y
f
l
a
g
(
B
B
)
0 : Interrupt request issued
1 : No interrupt request issued
I
2
C
r
e
-
u
B
e
U
s
S
t
i
i
n
t
t
(
e
P
r
f
I
a
N
c
)
e
i
n
t
e
r
r
u
p
t
q
b
0 : Not detected
1 : Detected
A
(
A
r
b
L
i
)
t
r
(
a
S
t
i
e
o
n
n
l
o
o
s
t
t
)
d
e
t
e
c
t
i
n
g
f
l
a
g
e
e
0 : Address mismatch
1 : Address match
S
f
l
l
a
g
v
e
(
a
A
d
S
d
r
e
(
s
S
s
e
e
c
o
n
m
o
p
t
e
a
)
r
i
s
o
n
a
A
)
0 : No general call detected
1 : General call detected
G
(
A
e
n
e
0
r
)
a
(
l
S
c
e
a
e
l
l
n
d
o
e
t
t
e
e
)
c
t
i
n
g
f
l
a
g
D
0 : Last bit =
“
0
”
1 : Last bit =
“
1
”
L
(
a
S
s
e
t
e
r
e
n
c
o
e
t
e
i
v
)
e
b
i
t
(
L
R
B
)
N
o
t
e
:
T
h
e
s
e
b
i
t
s
a
n
d
f
l
a
g
s
c
a
n
b
e
r
e
a
d
o
u
t
,
b
u
t
c
a
n
n
n
o
t
b
e
w
r
i
t
t
e
n
.
d
e
t
e
r
m
i
n
a
t
e
R
—
R
—
R
—
R
—
R W
R W
0
R W
(S
e
e
n
o
t
e
)
(S
e
e
n
o
t
e
)
(S
e
e
n
o
t
e
)
(S
e
e
n
o
t
e
)
Address 00F9
16
b7 b6 b5 b4 b3 b2 b1 b0
0
to
2
Bit counter
(Number of transmit/recieve
bits)
(BC0 to BC2)
b2 b1 b0
0 0 0: 8
0 0 1: 7
0 1 0: 6
0 1 1: 5
1 0 0: 4
1 0 1: 3
1 1 0: 2
1 1 1: 1
3
I
2
C-BUS interface use
enable bit (ESO)
0: Disabled
1: Enabled
4
Data format selection bit
(ALS)
0: Addressing format
1: Free data format
5
Addressing format selection
bit (10BIT SAD)
0: 7-bit addressing format
1: 10-bit addressing format
6, 7 Connection control bits
between I
2
C-BUS interface
and ports
(BSEL0, BSEL1)
b7 b6 Connection port (See note)
0 0: None
0 1: SCL1, SDA1
1 0: SCL2, SDA2
1 1: SCL1, SDA1, SCL2, SDA2
0
0
0
0
0
I
2
C control register (S1D) [Address 00F9
16
]
I
2
C Control Register
B
Name
Functions
After reset R W
R W
R W
R W
R W
R W
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