Datasheet
Rev.1.20 Jan 27, 2006 page 12 of 27
REJ03B0069-0120
R8C/13 Group 4. Special Function Register (SFR)
0
0
8
0
1
6
0
0
8
1
1
6
0
0
8
2
1
6
0
0
8
3
1
6
0
0
8
4
1
6
0
0
8
5
1
6
0
0
8
6
1
6
0
0
8
7
1
6
0
0
8
8
1
6
0
0
8
9
1
6
0
0
8
A
1
6
0
0
8
B
1
6
0
0
8
C
1
6
0
0
8
D
1
6
0
0
8
E
1
6
0
0
8
F
1
6
0
0
9
0
1
6
0
0
9
1
1
6
0
0
9
2
1
6
0
0
9
3
1
6
0
0
9
4
1
6
0
0
9
5
1
6
0
0
9
6
1
6
0
0
9
7
1
6
0
0
9
8
1
6
0
0
9
9
1
6
0
0
9
A
1
6
0
0
9
B
1
6
0
0
9
C
1
6
0
0
9
D
1
6
0
0
9
E
1
6
0
0
9
F
1
6
00A0
16
00A1
16
00A2
16
00A3
16
00A4
16
00A5
16
00A6
16
00A7
16
00A8
16
00A9
16
00AA
16
00AB
16
00AC
16
00AD
16
00AE
16
00AF
16
00B0
16
00B1
16
00B2
16
00B3
16
00B4
16
00B5
16
00B6
16
00B7
16
00B8
16
00B9
16
00BA
16
00BB
16
00BC
16
00BD
16
00BE
16
00BF
16
T
i
m
e
r
X
r
e
g
i
s
t
e
rT
XF
F
1
6
T
i
m
e
r
Y
s
e
c
o
n
d
a
r
y
r
e
g
i
s
t
e
rT
Y
S
CF
F
1
6
External input enable register INTEN 00
16
P
r
e
s
c
a
l
e
r
Y
r
e
g
i
s
t
e
rP
R
E
YF
F
1
6
UART0 transmit/receive mode register
U0MR 00
16
U
A
R
T
0
t
r
a
n
s
m
i
t
b
u
f
f
e
r
r
e
g
i
s
t
e
rU
0
T
BX
X
1
6
X
X
1
6
UART0 receive buffer register U0RB XX
16
XX
16
U
A
R
T
1
t
r
a
n
s
m
i
t
/
r
e
c
e
i
v
e
m
o
d
e
r
e
g
i
s
t
e
r
U
1
M
R0
0
1
6
U
A
R
T
1
t
r
a
n
s
m
i
t
b
u
f
f
e
r
r
e
g
i
s
t
e
rU
1
T
BX
X
1
6
X
X
1
6
U
A
R
T
1
r
e
c
e
i
v
e
b
u
f
f
e
r
r
e
g
i
s
t
e
r
U
1
R
BX
X
1
6
X
X
1
6
U
A
R
T
0
b
i
t
r
a
t
e
r
e
g
i
s
t
e
rU
0
B
R
GX
X
1
6
U
A
R
T
0
t
r
a
n
s
m
i
t
/
r
e
c
e
i
v
e
c
o
n
t
r
o
l
r
e
g
i
s
t
e
r
0
U
0
C
00
0
0
0
1
0
0
0
2
U
A
R
T
0
t
r
a
n
s
m
i
t
/
r
e
c
e
i
v
e
c
o
n
t
r
o
l
r
e
g
i
s
t
e
r
1
U
0
C
10
0
0
0
0
0
1
0
2
U
A
R
T
1
b
i
t
r
a
t
e
r
e
g
i
s
t
e
rU
1
B
R
GX
X
1
6
U
A
R
T
1
t
r
a
n
s
m
i
t
/
r
e
c
e
i
v
e
c
o
n
t
r
o
l
r
e
g
i
s
t
e
r
0
U
1
C
00
0
0
0
1
0
0
0
2
U
A
R
T
1
t
r
a
n
s
m
i
t
/
r
e
c
e
i
v
e
c
o
n
t
r
o
l
r
e
g
i
s
t
e
r
1
U
1
C
10
0
0
0
0
0
1
0
2
U
A
R
T
t
r
a
n
s
m
i
t
/
r
e
c
e
i
v
e
c
o
n
t
r
o
l
r
e
g
i
s
t
e
r
2
U
C
O
N0
0
1
6
A
d
d
r
e
s
s
R
e
g
i
s
t
e
r Symbol A
f
t
e
r
r
e
s
e
t
T
i
m
e
r
Y
,
Z
m
o
d
e
r
e
g
i
s
t
e
rT
Y
Z
M
R0
0
1
6
T
i
m
e
r
Y
p
r
i
m
a
r
y
r
e
g
i
s
t
e
rT
Y
P
RF
F
1
6
T
i
m
e
r
Y
,
Z
w
a
v
e
f
o
r
m
o
u
t
p
u
t
c
o
n
t
r
o
l
r
e
g
i
s
t
e
rP
U
M0
0
1
6
P
r
e
s
c
a
l
e
r
Z
r
e
g
i
s
t
e
rP
R
E
ZF
F
1
6
T
i
m
e
r
Z
s
e
c
o
n
d
a
r
y
r
e
g
i
s
t
e
rT
Z
S
CF
F
1
6
T
i
m
e
r
Z
p
r
i
m
a
r
y
r
e
g
i
s
t
e
rT
Z
P
RF
F
1
6
T
i
m
e
r
Y
,
Z
o
u
t
p
u
t
c
o
n
t
r
o
l
r
e
g
i
s
t
e
rT
Y
Z
O
C0
0
1
6
T
i
m
e
r
X
m
o
d
e
r
e
g
i
s
t
e
rT
X
M
R0
0
1
6
P
r
e
s
c
a
l
e
r
X
r
e
g
i
s
t
e
rP
R
E
XF
F
1
6
C
o
u
n
t
s
o
u
r
c
e
s
e
t
r
e
g
i
s
t
e
rT
C
S
S0
0
1
6
T
i
m
e
r
C
r
e
g
i
s
t
e
rT
C0
0
1
6
0
0
1
6
K
e
y
i
n
p
u
t
e
n
a
b
l
e
r
e
g
i
s
t
e
rK
I
E
N0
0
1
6
Timer C control register 0 TCC0 00
16
T
i
m
e
r
C
c
o
n
t
r
o
l
r
e
g
i
s
t
e
r
1T
C
C
10
0
1
6
Capture, compare 0 register TM0 00
16
00
16
Compare 1 register TM1 FF
16
FF
16
X
:
U
n
d
e
f
i
n
e
d
N
O
T
E
S
:
1
.
B
l
a
n
k
s
p
a
c
e
s
a
r
e
r
e
s
e
r
v
e
d
.
N
o
a
c
c
e
s
s
i
s
a
l
l
o
w
e
d
.
2
.
W
h
e
n
o
u
t
p
u
t
c
o
m
p
a
r
e
m
o
d
e
(
t
h
e
T
C
C
1
3
b
i
t
i
n
t
h
e
T
C
C
1
r
e
g
i
s
t
e
r
=
1
)
i
s
s
e
l
e
c
t
e
d,
t
h
e
v
a
l
u
e
a
f
t
e
r
r
e
s
e
t
i
s
s
e
t
t
o
“
F
F
F
F
1
6
”.
(
2
)
Table 4.3 SFR Information(3)
(1)










