H83024 Datasheet, PDF (728/841 Pages) Renesas Technology Corp – Renesas 16-Bit Single-Chip Microcomputer H8 Family/H8/300H Series

Appendix B Internal I/O Registers
P3DDR—Port 3 Data Direction Register
H'EE002
Port 3
Bit
7
6
5
4
3
2
1
0
P37DDR P36DDR P35DDR P34DDR P33DDR P32DDR P31DDR P30DDR
Initial value
0
0
0
0
0
0
0
0
Read/Write W
W
W
W
W
W
W
W
Port 3 input/output select
0 Generic input
1 Generic output
P4DDR—Port 4 Data Direction Register
H'EE003
Port 4
Bit
7
6
5
4
3
2
1
0
P47DDR P46DDR P45DDR P44DDR P43DDR P42DDR P41DDR P40DDR
Initial value
0
0
0
0
0
0
0
0
Read/Write W
W
W
W
W
W
W
W
Port 4 input/output select
0 Generic input
1 Generic output
P5DDR—Port 5 Data Direction Register
H'EE004
Port 5
Bit
7
6
5
4
3
2
1
0
—
—
—
— P53DDR P52DDR P51DDR P50DDR
Initial value
1
1
1
1
1
1
1
1
Modes 1 to 4 _Read/Write
—
—
—
—
—
—
—
—
Modes 5 to 7
Initial value
Read/Write
1
—
1
—
1
—
1
—
0
W
0
W
0
0
W
W
Port 5 input/output select
0 Generic input pin
1 Generic output pin
Rev. 2.00 Sep 20, 2005 page 690 of 800
REJ09B0260-0200