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HD64F3039F18 Datasheet, PDF (665/710 Pages) Renesas Technology Corp – Renesas 16-Bit Single-Chip Microcomputer H8 Family / H8/300H Series
P8DDR—Port 8 Data Direction Register
Bit
7
6
5
—
—
—
Initial value
1
1
1
Read/Write
—
—
—
Appendix B Internal I/O Register Field
H'CD
Port 8
4
3
2
1
0
—
—
— P81DDR P80DDR
0
0
0
0
0
W
W
W
W
W
Port 8 input/output select
0 Generic input
1 Generic output
P7DR—Port 7 Data Register
H'CE
Port 7
Bit
7
6
5
4
3
2
1
0
P77
P76
P75
P74
P73
P72
P71
P70
Initial value
—*
—*
—*
—*
—*
—*
—*
—*
Read/Write
R
R
R
R
R
R
R
R
Data for port 7 pins
Note: * Determined by pins P77 to P70.
P8DR—Port 8 Data Register
Bit
7
6
5
—
—
—
Initial value
1
1
1
Read/Write
—
—
—
H'CF
Port 8
4
3
2
1
0
—
—
—
P8 1
P8 0
0
0
0
0
0
R/W
R/W
R/W
R/W R/W
Data for port 8 pins
Rev.3.00 Mar. 26, 2007 Page 641 of 682
REJ09B0353-0300