Renesas R8C/Tiny Series Manuel Page 29

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Vue de la page 28
R8C/10 Group
Rev.1.20 Jan 27, 2006 page 19 of 180
REJ09B0019-0120
S
y
s
t
e
m
c
l
o
c
k
c
o
n
t
r
o
l
r
e
g
i
s
t
e
r
0
(1
)
S
y
m
b
o
lA
d
d
r
e
s
sA
f
t
e
r
r
e
s
e
t
C
M
00
0
0
6
1
6
6
8
1
6
B
i
t
n
a
m
eF
u
n
c
t
i
o
nB
i
t
s
y
m
b
o
l
b
7b
6b
5b
4b
3b
2b
1b
0
Set to 0
C
M
0
5
(
b
3
)
(
b
1
-
b
0
)
C
M
0
2
CM0
6
R
e
s
e
r
v
e
d
b
i
t
W
A
I
T
p
e
r
i
p
h
e
r
a
l
f
u
n
c
t
i
o
n
c
l
o
c
k
s
t
o
p
b
i
t
0 : Do not stop peripheral function clock in wait mode
1 : Stop peripheral function clock in wait mode
R
e
s
e
r
v
e
d
b
i
t Set to 1
R
e
s
e
r
v
e
d
b
i
t
Set to 0
M
a
i
n
c
l
o
c
k
(
XI
N-
XO
U
T)
s
t
o
p
b
i
t
(
2
,
4
)
0 : On
1 : Off
(3)
C
P
U
c
l
o
c
k
d
i
v
i
s
i
o
n
s
e
l
e
c
t
b
i
t
0
(
5
)
0 : CM16 and CM17 valid
1 : Divide-by-8 mode
R
e
s
e
r
v
e
d
b
i
t Set to 0
N
O
T
E
S
:
1
.
S
e
t
t
h
e
P
R
C
0
b
i
t
o
f
P
R
C
R
r
e
g
i
s
t
e
r
t
o
1
(
w
r
i
t
e
e
n
a
b
l
e
)
b
e
f
o
r
e
w
r
i
t
i
n
g
t
o
t
h
i
s
r
e
g
i
s
t
e
r
.
2
.
T
h
e
C
M
0
5
b
i
t
i
s
p
r
o
v
i
d
e
d
t
o
s
t
o
p
t
h
e
m
a
i
n
c
l
o
c
k
w
h
e
n
t
h
e
o
n
-
c
h
i
p
o
s
c
i
l
l
a
t
o
r
m
o
d
e
i
s
s
e
l
e
c
t
e
d
.
T
h
i
s
b
i
t
c
a
n
n
o
t
b
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u
s
e
d
f
o
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t
e
c
t
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n
a
s
t
o
w
h
e
t
h
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r
t
h
e
m
a
i
n
c
l
o
c
k
s
t
o
p
p
e
d
o
r
n
o
t
.
T
o
s
t
o
p
t
h
e
m
a
i
n
c
l
o
c
k
,
t
h
e
f
o
l
l
o
w
i
n
g
s
e
t
t
i
n
g
i
s
r
e
q
u
i
r
e
d
:
(
1
)
S
e
t
t
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e
O
C
D
0
a
n
d
O
C
D
1
b
i
t
s
i
n
t
h
e
O
C
D
r
e
g
i
s
t
e
r
t
o
0
0
2
(
d
i
s
a
b
l
i
n
g
o
s
c
i
l
l
a
t
i
o
n
s
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o
p
d
e
t
e
c
t
i
o
n
f
u
n
c
t
i
o
n
)
.
(
2
)
S
e
t
t
h
e
O
C
D
2
b
i
t
t
o
1
(
s
e
l
e
c
t
i
n
g
o
n
-
c
h
i
p
o
s
c
i
l
l
a
t
o
r
c
l
o
c
k
)
.
3
.
S
e
t
t
h
e
C
M
0
5
b
i
t
t
o
1
(
m
a
i
n
c
l
o
c
k
s
t
o
p
s
)
a
n
d
t
h
e
C
M
1
3
b
i
t
i
n
t
h
e
C
M
1
r
e
g
i
s
t
e
r
t
o
1
(
X
I
N-
XO
U
T
p
i
n
)
w
h
e
n
t
h
e
e
x
t
e
r
n
a
l
c
l
o
c
k
i
s
i
n
p
u
t
.
4
.
W
h
e
n
t
h
e
C
M
0
5
b
i
t
i
s
s
e
t
t
o
1
(
m
a
i
n
c
l
o
c
k
s
t
o
p
)
,
P
4
6
a
n
d
P
47
c
a
n
b
e
u
s
e
d
a
s
i
n
p
u
t
p
o
r
t
s
.
5
.
W
h
e
n
e
n
t
e
r
i
n
g
s
t
o
p
m
o
d
e
f
r
o
m
h
i
g
h
o
r
m
i
d
d
l
e
s
p
e
e
d
m
o
d
e
,
t
h
e
C
M
0
6
b
i
t
i
s
s
e
t
t
o
1
(
d
i
v
i
d
e
-
b
y
-
8
m
o
d
e
)
.
R
W
R
W
R
W
R
W
R
W
R
W
R
W
R
W
00001
(
b
4
)
(
b
7
)
Figure 6.2 CM0 Register and CM1 Register
6. Clock Generation Circuit
System clock control register 1
(1)
S
y
m
b
o
lA
d
d
r
e
s
sA
f
t
e
r
r
e
s
e
t
C
M
10
0
0
7
1
6
2
0
1
6
B
i
t
n
a
m
eF
u
n
c
t
i
o
nBit symbol
b
7
b6 b5 b4 b
3
b2 b1 b
0
C
M
1
0
A
l
l
c
l
o
c
k
s
t
o
p
c
o
n
t
r
o
l
b
i
t
(
4
)
0
:
C
l
o
c
k
o
n
1
:
A
l
l
c
l
o
c
k
s
o
f
f
(
s
t
o
p
m
o
d
e
)
N
O
T
E
S
:
1
.
W
r
i
t
e
t
o
t
h
i
s
r
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g
i
s
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e
r
a
f
t
e
r
s
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t
t
i
n
g
t
h
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P
R
C
0
b
i
t
o
f
P
R
C
R
r
e
g
i
s
t
e
r
t
o
1
(
w
r
i
t
e
e
n
a
b
l
e
)
.
2
.
W
h
e
n
e
n
t
e
r
i
n
g
s
t
o
p
m
o
d
e
f
r
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m
h
i
g
h
o
r
m
i
d
d
l
e
s
p
e
e
d
m
o
d
e
,
t
h
e
C
M
1
5
b
i
t
i
s
s
e
t
t
o
1
(
d
r
i
v
e
c
a
p
a
c
i
t
y
h
i
g
h
)
.
3
.
E
f
f
e
c
t
i
v
e
w
h
e
n
t
h
e
C
M
0
6
b
i
t
i
s
0
(
C
M
1
6
a
n
d
C
M
1
7
b
i
t
s
e
n
a
b
l
e
)
.
4
.
I
f
t
h
e
C
M
1
0
b
i
t
i
s
1
(
s
t
o
p
m
o
d
e
)
,
t
h
e
i
n
t
e
r
n
a
l
f
e
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d
b
a
c
k
r
e
s
i
s
t
o
r
b
e
c
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m
e
s
i
n
e
f
f
e
c
t
i
v
e
.
5
.
T
h
e
C
M
1
4
b
i
t
c
a
n
b
e
s
e
t
t
o
1
(
o
n
-
c
h
i
p
o
s
c
i
l
l
a
t
o
r
o
f
f
)
i
f
t
h
e
O
C
D
2
b
i
t
=
0
(
s
e
l
e
c
t
i
n
g
m
a
i
n
c
l
o
c
k
)
.
W
h
e
n
t
h
e
O
C
D
2
b
i
t
i
s
s
e
t
t
o
1
(
s
e
l
e
c
t
i
n
g
o
n
-
c
h
i
p
o
s
c
i
l
l
a
t
o
r
c
l
o
c
k
)
,
t
h
e
C
M
1
4
b
i
t
i
s
s
e
t
t
o
0
(
o
n
-
c
h
i
p
o
s
c
i
l
l
a
t
o
r
o
n
)
.
T
h
i
s
b
i
t
r
e
m
a
i
n
s
u
n
c
h
a
n
g
e
d
w
h
e
n
1
i
s
w
r
i
t
t
e
n
.
6
.
W
h
e
n
t
h
e
C
M
1
0
b
i
t
i
s
s
e
t
t
o
1
(
s
t
o
p
m
o
d
e
)
o
r
t
h
e
C
M
0
5
b
i
t
i
n
t
h
e
C
M
0
r
e
g
i
s
t
e
r
t
o
1
(
m
a
i
n
c
l
o
c
k
s
t
o
p
s
)
a
n
d
t
h
e
C
M
1
3
b
i
t
i
s
s
e
t
t
o
1
(
X
I
N
-
X
O
U
T
p
i
n
)
,
t
h
e
X
O
U
T
(
P
4
7
)
p
i
n
i
s
h
e
l
d
H
.
W
h
e
n
t
h
e
C
M
1
3
b
i
t
i
s
s
e
t
t
o
0
(
i
n
p
u
t
p
o
r
t
P
4
6
,
P
4
7
)
,
t
h
e
P
4
7
i
s
i
n
i
n
p
u
t
s
t
a
t
e
.
R
W
R
e
s
e
r
v
e
d
b
i
t
S
e
t
t
o
0
0
0
C
M
1
5
X
I
N
-
X
O
U
T
d
r
i
v
e
c
a
p
a
c
i
t
y
s
e
l
e
c
t
b
i
t
(
2
)
0
:
L
O
W
1
:
H
I
G
H
C
M
1
6
C
M
1
7
M
a
i
n
c
l
o
c
k
d
i
v
i
s
i
o
n
s
e
l
e
c
t
b
i
t
1
(
3
)
0
0
:
N
o
d
i
v
i
s
i
o
n
m
o
d
e
0
1
:
D
i
v
i
s
i
o
n
b
y
2
m
o
d
e
1
0
:
D
i
v
i
s
i
o
n
b
y
4
m
o
d
e
1
1
:
D
i
v
i
s
i
o
n
b
y
1
6
m
o
d
e
b
7
b
6
R
W
R
W
R
W
(
b
2
)
P
o
r
t
X
I
N
-
X
O
U
T
s
w
i
t
c
h
b
i
t
C
M
1
4
O
n
-
c
h
i
p
o
s
c
i
l
l
a
t
i
o
n
s
t
o
p
b
i
t
0
:
O
n
-
c
h
i
p
o
s
c
i
l
l
a
t
o
r
o
n
1
:
O
n
-
c
h
i
p
o
s
c
i
l
l
a
t
o
r
o
f
f
(
5
)
R
W
R
e
s
e
r
v
e
d
b
i
t
S
e
t
t
o
0
(
b
1
)
C
M
1
3
0
:
I
n
p
u
t
p
o
r
t
P
4
6
,
P
4
7
1
:
X
I
N
-
X
O
U
T
p
i
n
R
W
R
W
R
W
R
W
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