HD64F3048F16 Datasheet, PDF (846/903 Pages) Renesas Technology Corp – Old Company Name in Catalogs and Other Documents

Appendix B Internal I/O Register
P2DR—Port 2 Data Register
H'C3
Port 2
Bit
Initial value
Read/Write
7
P2 ₇
0
R/W
6
5
4
3
2
P2 ₆
P2 ₅
P2 ₄
P2 ₃
P2 ₂
0
0
0
0
0
R/W R/W R/W R/W R/W
1
P2 ₁
0
R/W
0
P2 ₀
0
R/W
Data for port 2 pins
P3DDR—Port 3 Data Direction Register
H'C4
Port 3
Bit
Initial value
Read/Write
7
6
5
4
3
2
1
0
P3₇DDR P3₆DDR P3₅DDR P3₄DDR P3₃DDR P3₂DDR P3₁DDR P3₀DDR
0
0
0
0
0
0
0
0
W
W
W
W
W
W
W
W
Port 3 input/output select
0 Generic input pin
1 Generic output pin
P4DDR—Port 4 Data Direction Register
H'C5
Port 4
Bit
Initial value
Read/Write
7
6
5
4
3
2
1
0
P4₇DDR P4₆DDR P4₅DDR P4₄DDR P4₃DDR P4₂DDR P4₁DDR P4₀DDR
0
0
0
0
0
0
0
0
W
W
W
W
W
W
W
W
Port 4 input/output select
0 Generic input pin
1 Generic output pin
Rev. 3.00 Sep 27, 2006 page 818 of 872
REJ09B0325-0300