HD6433044 Hitachi Semiconductor, HD6433044 Datasheet - Page 813

• Manufacturer Part Number: HD6433044
• Description: (HD64 Series) Hitachi Single-Chip Microcomputer
• Manufacturer: Hitachi Semiconductor

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