Hitachi H8/3048 Hardware Manual page 813

P3DR—Port 3 Data Register
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Bit 7
P3
7
Initial value 0
Read/Write R/W
P4DR—Port 4 Data Register
Bit 7
P4
7
Initial value 0
Read/Write R/W
P5DDR—Port 5 Data Direction Register
Bit 7
—
Initial value 1
Modes
1 to 4
Read/Write —
Initial value 1
Modes
5 to 7
Read/Write —
6 5 4
P3 P3 P3
6 5 4
0 0 0
R/W R/W R/W
Data for port 3 pins
6 5 4
P4 P4 P4
6 5 4
0 0 0
R/W R/W R/W
Data for port 4 pins
6
5 4
— — —
1 1 1
— — —
1 1 1
— — —
806
H'C6
3 2 1
P3 P3 P3
3 2 1
0 0 0
R/W R/W R/W
H'C7
3 2 1
P4 P4 P4
3 2 1
0 0 0
R/W R/W R/W
H'C8
2 1
3
P5 DDR P5 DDR P5 DDR
3 2 1
1 1 1
— — —
0 0 0
W W W
Port 5 input/output select
0 Generic input
1 Generic output
Port 3
0
P3
0
0
R/W
Port 4
0
P4
0
0
R/W
Port 5
0
P5 DDR
0
1
—
0
W