Datasheet

Appendix B Internal I/O Registers
Rev. 4.00 Sep 27, 2006 page 1051 of 1130
REJ09B0327-0400
P1PCR—Port 1 MOS Pull-Up Control Register H'FFAC Port 1
7
P17PCR
0
R/W
6
P16PCR
0
R/W
5
P15PCR
0
R/W
4
P14PCR
0
R/W
3
P13PCR
0
R/W
0
P10PCR
0
R/W
2
P12PCR
0
R/W
1
P11PCR
0
R/W
Bit
Initial value
Read/Write
Control of port 1 built-in MOS input pull-ups
P2PCR—Port 2 MOS Pull-Up Control Register H'FFAD Port 2
7
P27PCR
0
R/W
6
P26PCR
0
R/W
5
P25PCR
0
R/W
4
P24PCR
0
R/W
3
P23PCR
0
R/W
0
P20PCR
0
R/W
2
P22PCR
0
R/W
1
P21PCR
0
R/W
Bit
Initial value
Read/Write
Control of port 2 built-in MOS input pull-ups
P3PCR—Port 3 MOS Pull-Up Control Register H'FFAE Port 3
7
P37PCR
0
R/W
6
P36PCR
0
R/W
5
P35PCR
0
R/W
4
P34PCR
0
R/W
3
P33PCR
0
R/W
0
P30PCR
0
R/W
2
P32PCR
0
R/W
1
P31PCR
0
R/W
Bit
Initial value
Read/Write
Control of port 3 built-in MOS input pull-ups
P1DDR—Port 1 Data Direction Register H'FFB0 Port 1
7
P17DDR
0
W
6
P16DDR
0
W
5
P15DDR
0
W
4
P14DDR
0
W
3
P13DDR
0
W
0
P10DDR
0
W
2
P12DDR
0
W
1
P11DDR
0
W
Bit
Initial value
Read/Write
Specification of input or output for port 1 pins