HD6433308 Datasheet, PDF (327/349 Pages) Hitachi Semiconductor – Hitachi Single-Chip MicroComputer

P3DR—Port 3 Data Register
H’FFB6
Port 3
Bit
7
6
5
4
3
2
1
0
P37 P36
P35
P34
P33
P32
P31
P30
Initial value 0
0
0
0
0
0
0
0
Read/Write R/W R/W R/W R/W R/W R/W R/W R/W
P4DDR—Port 4 Data Direction Register
H’FFB5
Port 4
Bit
7
6
P47DDR P46DDR
Initial value 0
0
Read/Write W
W
5
P45DDR
0
W
4
3
2
1
0
P44DDR P43DDR P42DDR P41DDR P40DDR
0
0
0
0
0
W
W
W
W
W
Port 4 Input/Output Control
0 Input port
1 Output port
P4DR—Port 4 Data Register
H’FFB7
Port 4
Bit
7
6
5
4
3
2
1
0
P47 P46
P45
P44
P43
P42
P41
P40
Initial value 0
0
0
0
0
0
0
0
Read/Write R/W R/W R/W R/W R/W R/W R/W R/W
P5DDR—Port 5 Data Direction Register
Bit
7
6
5
4
—
—
—
—
Initial value 1
1
1
1
Read/Write —
—
—
—
H’FFB8
Port 5
3
2
1
0
— P52DDR P51DDR P50DDR
1
0
0
0
—
W
W
W
Port 5 Input/Output Control
0 Input port
1 Output port
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