Renesas H8/38024 Hardware Manual page 607

PDR8—Port Data Register 8
Bit 7
P8
7
Initial value 0
Read/Write R/W
PDR9—Port Data Register 9
Bit 7

Initial value 1

Read/Write
PDRA—Port Data Register A
Bit 7

Initial value 1

Read/Write
PDRB—Port Data Register B
Bit 7
PB
7
Read/Write R
6 5
P8 P8 P8
6 5
0 0
R/W R/W R/W
Data for port 8 pins
6 5

P9 P9
5
1 1

R/W R/W
Data for port 9 pins
6 5
  
1 1
  
6 5
PB PB PB
6 5
R R
Read port B pin states
H'DB
4 3 2
P8 P8
4 3
0 0 0
R/W R/W
H'DC
4 3 2
P9 P9
4 3
1 1 1
R/W R/W
H'DD
4 3 2
PA PA
3
1 0 0
R/W R/W
Data for port A pins
H'DE
4 3 2
PB PB
4 3
R R R
Rev. 6.00, 08/04, page 577 of 628
I/O Ports
1 0
P8 P8
2 1 0
0 0
R/W R/W
I/O Ports
1 0
P9 P9
2 1 0
1 1
R/W R/W
I/O Ports
1 0
PA PA
2 1 0
0 0
R/W R/W
I/O Ports
1 0
PB PB
2 1 0
R R