Renesas H8/3067 Series User Manual page 819

P9DDR—Port 9 Data Direction Register
Bit
Initial value
Read/Write
PADDR—Port A Data Direction Register
Initial value
Modes 3, 4
Read/Write
Modes Initial value
1, 2, 5, 6, 7 Read/Write
PBDDR—Port B Data Direction Register
Bit
PB
7
Initial value
Read/Write
7 6 5
 
P9 DDR
5
1 0
1
 
W
7 6
Bit
PA DDR PA DDR
7 6
1 0

W
0 0
W W
7 6 5
DDR PB DDR PB DDR
6 5
0 0
0
W W
W
Appendix B Internal I/O Registers
H'EE008
4 3
P9 DDR P9 DDR P9
4 3
0 0
W W
Port 9 input/output select
0 Generic input
1 Generic output
H'EE009
5 4 3
PA DDR PA DDR PA DDR
5 4 3
0 0 0
W W W
0 0 0
W W W
Port A input/output select
0 Generic input
1 Generic output
H'EE00A
4 3
PB DDR PB DDR PB
4 3
0 0
W W
Port B input/output select
0 Generic input
1 Generic output
Rev. 4.00 Jan 26, 2006 page 795 of 938
Port 9
2 1 0
DDR P9 DDR P9 DDR
2 1 0
0 0 0
W W W
Port A
2 1 0
PA DDR PA DDR PA DDR
2 1 0
0 0 0
W W W
0 0 0
W W W
Port B
2 1 0
DDR PB DDR PB DDR
2 1 0
0 0 0
W W W
REJ09B0276-0400