User`s manual

M37221M4H/M6H/M8H/MAH–XXXSP/FP M37221EASP/FP
Rev.1.00 Oct 01, 2002 page 94 of 110
REJ03B0134-0100Z
Address 00C716
b
7
b
6
b
5
b
4
b
3
b
2
b
1
b
0
P
ort
P
3
di
rect
i
on reg
i
ster
(D
3
)
[Add
ress 00
C
7 16
]
B
N
a m e
F
u n c t
i
o n s
A
f
t e r r e s e t
R
W
P
o r t
P
3
D
i
r e c t
i
o n
R
e g
i
s t e r
0
0 :
P
ort
P
3 0
i
nput mo
d
e
1 : Port P3
0 output mode
0
1
0 :
P
ort
P
3 1
i
nput mo
d
e
1 : Port P3
1 output mode
0
P
o r t
P
3
d
i
r e c t
i
o n r e g
i
s t e r
R
W
R
W
i
n
d
e t e r m
i
n a t e
N
o t
h
i
n g
i
s a s s
i
g n e
d
.
T
h
e s e
b
i
t s a r e w r
i
t e
d
i
s a
b
l
e
b
i
t s .
W h e n t h e s e b i t s a r e r e a d o u t , t h e v a l u e s a r e i n d e t e r m i n a t e .
R
—
3 t o 7
20 :
P
ort
P
3 2
i
nput mo
d
e
1 : Port P3
2 output mode
0
R
W
Addresses 00C116, 00C316, 00C516
b7 b6 b5 b4 b3 b2 b1 b0
Port Pi direction register (Di) (i=0,1,2) [Addresses 00C1
16, 00C316, 00C516]
B Name Functions After reset R
W
Port Pi Direction Register
00 : Port Pi0 input mode
1 : Port Pi0 output mode
0
1
0 : Port Pi
1 input mode
1 : Port Pi
1 output mode
0
2
0 : Port Pi
2 input mode
1 : Port Pi2 output mode
0
30 : Port Pi3 input mode
1 : Port Pi
3 output mode
0
40 : Port Pi4 input mode
1 : Port Pi
4 output mode
0
50 : Port Pi5 input mode
1 : Port Pi
5 output mode
0
60 : Port Pi6 input mode
1 : Port Pi
6 output mode
0
7
0 : Port Pi
7 input mode
1 : Port Pi
7 output mode
0
Port Pi direction register
RW
RW
RW
RW
RW
RW
RW
RW