參數(shù)資料
型號： M37281EKSP
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(jī)隱蔽字幕解碼器和屏幕顯示控制器
文件頁數(shù)： 152/172頁
文件大?。?/td> 1319K
代理商： M37281EKSP
M37281MAH
–
XXXSP,M37281MFH
–
XXXSP,M37281MKH
–
XXXSP, M37281EKSP
Rev.1.01 2003.07.16 page 152 of 170
Address 00FA
16
b7 b6 b5 b4 b3 b2 b1 b0
I
2
C clock control register (S2) [Address 00FA
16
]
I
2
C Clock Control Register
0
to
4
SCL frequency control bits
(CCR0 to CCR4)
7
5
6
SCL mode
specification bit
(FAST MODE)
0: Standard clock mode
1: High-speed clock mode
0
Standard
clock mode
B
Name
Functions
After reset R W
0
0
0
ACK bit
(ACK BIT)
ACK clock bit
(ACK)
0: ACK is returned.
1: ACK is not returned.
0: No ACK clock
1: ACK clock
High speed
clock mode
Setup disabledSetup disabled
Setup disabled
Setup disabled
00 to 02
333
250
03
04
05
06
100
83.3
400 (See note)
166
500/CCR value
17.2
16.6
16.1
(at f = 4 MHz, unit : kHz)
1000/CCR value
34.5
33.3
32.3
.
1D
1E
1F
Note:
At 400 kHz in the high-speed clock mode, the duty is as below .
“
0
”
period :
“
1
”
period = 3 : 2
In the other cases, the duty is as below.
“
0
”
period :
“
1
”
period = 1 : 1
Register
value
b4 to b0
R W
R W
R W
R W
Address 00FB
16
C
P
U
7b
M
6 b
o
5b
d
e
4b
1
R
e
3 b
1
g
i
2b
s
t
e
1b
0
r
0
0
B
A
f
t
e
r
0
r
e
s
e
t R W
R W
0
,
1
2
3
,
4
1
N
s
o
C
a
r
m
m
1
e
o
F
u
n
c
t
i
o
n
s
P
(
C
r
o
M
c
e
0
s
,
d
e
b
i
t
s
M
)
0
0
1
1
:
1
0
1
0
1
:
:
:
:
S
i
n
g
l
e
-
c
h
i
p
m
o
d
e
N
o
t
a
v
a
i
l
a
b
l
e
F
i
x
t
h
e
s
e
b
i
t
s
t
o
“
1
.
”
1
S
b
t
a
t
c
(
k
M
p
a
2
g
)
e
(
s
e
e
e
l
e
n
c
o
t
i
t
o
e
n
)
i
C
S
b1 b0
0
0
1
p
p
a
a
g
g
e
e
:
5
1
6
0
M
s
(
C
In
s
e
(
C
a
o
M
i
p
n
6
b
)
C
i
l
o
c
k
(
X
I
N
–
X
O
U
T
)
t
t
C
P
U
m
o
d
e
r
e
g
i
s
t
e
r
(
C
M
)
[
A
d
d
r
e
s
s
0
0
F
B
1
6
]
R W
R W
R W
R W
0
1
0
1
:
L
H
O
S
O
I
s
t
o
W
G
c
p
d
d
a
p
e
r
i
v
i
v
n
d
e
e
g
:
H
i
l
r
:
l
t
i
:
7
0
t
e
l
e
M
r
n
c
7
a
t
i
)
l
n
s
y
b
s
i
t
t
e
m
c
l
o
c
k
o
R W
0
:
X
I
(
h
X
C
(
l
N
–
i
g
I
N
–
o
w
X
O
h
-
U
p
T
e
O
e
e
s
d
U
d
e
T
m
l
m
s
e
c
o
e
o
t
d
l
e
d
e
d
e
c
e
)
s
X
C
s
p
e
)
t
1
:
e
d
-
N
o
t
e
:
T
h
i
s
b
i
t
i
s
s
e
t
t
o
“
1
”
a
f
t
e
r
t
h
e
r
e
s
e
t
r
e
l
e
a
s
e
.
X
C
s
e
O
l
e
U
c
T
t
i
d
n
r
i
v
b
a
i
t
b
(
i
C
l
i
t
M
y
5
o
)
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