Renesas H8/3847R Series Hardware Manual page 649

PDR1—Port Data Register 1
Bit 7
P1
Initial value 0
Read/Write R/W
PDR2—Port Data Register 2
Bit 7
P2
Initial value 0
Read/Write R/W
PDR3—Port Data Register 3
Bit 7
P3
Initial value 0
Read/Write R/W
PDR4—Port Data Register 4
Bit 7

Initial value 1

Read/Write
6 5
P1 P1
7 6 5
0 0
R/W R/W
6 5
P2 P2
7 6 5
0 0
R/W R/W
6 5
P3 P3
7 6 5
0 0
R/W R/W
6 5
 
1 1
 
Appendix B Internal I/O Registers
H'D4
4 3
P1 P1
4 3
0 0
R/W R/W
Data for port 1 pins
H'D5
4 3
P2 P2
4 3
0 0
R/W R/W
Data for port 2 pins
H'D6
4 3
P3 P3
4 3
0 0
R/W R/W
Data for port 3 pins
H'D7
4 3

P4
3
1 1

R
Pin P4 state is read
3
Data for port pins P4
Rev. 6.00 Aug 04, 2006 page 611 of 680
I/O ports
2 1
P1 P1 P1
2 1
0 0
R/W R/W R/W
I/O ports
2 1
P2 P2 P2
2 1
0 0
R/W R/W R/W
I/O ports
2 1
P3 P3 P3
2 1
0 0
R/W R/W R/W
I/O ports
2 1
P4 P4 P4
2 1
0 0
R/W R/W R/W
to P4
2
REJ09B0145-0600
0
0
0
0
0
0
0
0
0
0
0
0
0