Renesas F-ZTAT H8 Series Hardware Manual page 789

P8DDR—Port 8 Data Direction Register
Bit
Initial value
Modes
1 to 4
Read/Write
Initial value
Modes
5 to 7
Read/Write
P7DR—Port 7 Data Register
Bit 7
P7
Initial value —
Read/Write R
Note: * Determined by pins P7 to P7 .
P8DR—Port 8 Data Register
Bit 7
—
Initial value 1
Read/Write —
7 6 5
— — —
1 1 1
— — —
1 1 1
— — —
Port 8 input/output select
0 Generic input pin
CS
1
6 5
P7 P7
7 6 5
— —
* * *
R R
Read the pin levels for port 7
7 0
6 5
— —
1 1
— —
Appendix B Internal I/O Register
H'CD
4 3
P8 DDR P8 DDR
4 3
1 0
W W
0 0
W W
output pin
H'CE
4 3
P7 P7
4 3
— —
* *
R R
H'CF
4 3
P8 P8
4 3
0 0
R/W R/W
Data for port 8 pins
Rev. 3.00 Mar 21, 2006 page 761 of 814
2 1
P8 DDR P8 DDR P8 DDR
2 1
0 0
W W
0 0
W W
Port 8 input/output select
0 Generic input pin
1 Generic output pin
2 1
P7 P7 P7
2 1
— —
* *
R R
2 1
P8 P8 P8
2 1
0 0
R/W R/W R/W
REJ09B0302-0300
Port 8
0
0
0
W
0
W
Port 7
0
0
—
*
R
Port 8
0
0
0