HD6475328CG Datasheet, PDF (382/459 Pages) Hitachi Semiconductor – Manual Gives a Hardware Description

P1DDR—Port 1 Data Direction Register
H'FF80
Port 1
Bit
Initial value
Read/Write
7
6
5
4
3
2
1
0
P17DDR P16DDR P15DDR P14DDR P13DDR P12DDR P11DDR P10DDR
0
0
0
0
0
0
0
0
W
W
W
W
W
W
W
W
Port 1 Input/Output Selection
0 Input port
1 Output port
P1DR—Port 1 Data Register
H'FF82
Port 1
Bit
7
6
5
4
3
2
1
0
P17
P16
P15
P14
P13
P12
P11
P10
Initial value
0
0
0
0
0
0
—
—
Read/Write
R/W R/W R/W R/W R/W R/W
R
R
373