HD6473032F Datasheet, PDF (531/572 Pages) Hitachi Semiconductor – Hitachi Microcomputer

P1DR—Port 1 Data Register
H'C2
Port 1
Bit
Initial value
Read/Write
7
P1₇
0
R/W
6
P1₆
0
R/W
5
P1₅
0
R/W
4
P1₄
0
R/W
3
P1₃
0
R/W
2
P1₂
0
R/W
1
P1₁
0
R/W
0
P1₀
0
R/W
Data for port 1 pins
P2DR—Port 2 Data Register
H'C3
Port 2
Bit
Initial value
Read/Write
7
P2₇
0
R/W
6
P2₆
0
R/W
5
P2₅
0
R/W
4
P2₄
0
R/W
3
P2₃
0
R/W
2
P2₂
0
R/W
Data for port 2 pins
1
P2₁
0
R/W
0
P2₀
0
R/W
P3DDR—Port 3 Data Direction Register
H'C4
Port 3
Bit
Initial value
Read/Write
7
6
5
4
3
2
1
0
P3₇DDR P3₆DDR P3₅DDR P3₄DDR P3₃DDR P3₂DDR P3₁DDR P3₀DDR
0
0
0
0
0
0
0
0
W
W
W
W
W
W
W
W
Port 3 input/output select
0 Generic input
1 Generic output
516