HD6433044 Datasheet, PDF (813/867 Pages) Hitachi Semiconductor – Hitachi Single-Chip Microcomputer

P3DR—Port 3 Data Register
H'C6
Port 3
Bit
Initial value
Read/Write
7
P3 ₇
0
R/W
6
P3 ₆
0
R/W
5
P3 ₅
0
R/W
4
P3 ₄
0
R/W
3
P3 ₃
0
R/W
2
P3 ₂
0
R/W
Data for port 3 pins
1
P3 ₁
0
R/W
0
P3 ₀
0
R/W
P4DR—Port 4 Data Register
H'C7
Port 4
Bit
Initial value
Read/Write
7
P4 ₇
0
R/W
6
P4 ₆
0
R/W
5
P4 ₅
0
R/W
4
P4 ₄
0
R/W
3
P4 ₃
0
R/W
2
P4 ₂
0
R/W
Data for port 4 pins
1
P4 ₁
0
R/W
0
P4 ₀
0
R/W
P5DDR—Port 5 Data Direction Register
Bit
7
6
5
—
—
—
Modes ^{Initial value 1}
1
1
1 to 4 _{Read/Write —}
—
—
Modes ^{Initial value 1}
1
1
5 to 7 _{Read/Write —}
—
—
H'C8
Port 5
4
3
2
1
0
— P5₃DDR P5₂DDR P5₁DDR P5₀DDR
1
1
1
1
1
—
—
—
—
—
1
0
0
0
0
—
W
W
W
W
Port 5 input/output select
0 Generic input
1 Generic output
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