D12320VF25V Datasheet, PDF (1036/1146 Pages) Renesas Technology Corp – Old Company Name in Catalogs and Other Documents

Appendix B Internal I/O Registers
PORT1—Port 1 Register
H'FF50
Port 1
Bit
:
7
6
5
4
3
2
1
0
P17
P16
P15
P14
P13
P12
P11
P10
Initial value : ⎯*
⎯*
⎯*
⎯*
⎯*
⎯*
⎯*
⎯*
Read/Write :
R
R
R
R
R
R
R
R
State of port 1 pins
Note: * Determined by the state of pins P17 to P10.
PORT2—Port 2 Register
H'FF51
Port 2
Bit
:
7
6
5
4
3
2
1
0
P27
P26
P25
P24
P23
P22
P21 P20
Initial value : ⎯*
⎯*
⎯*
⎯*
⎯*
⎯*
⎯*
⎯*
Read/Write : R
R
R
R
R
R
R
R
State of port 2 pins
Note: * Determined by the state of pins P27 to P20.
PORT3—Port 3 Register
H'FF52
Port 3
Bit
:7
6
5
4
3
2
1
0
⎯
⎯
P35
P34
P33
P32
P31
P30
Initial value : Undefined Undefined ⎯*
⎯*
⎯*
⎯*
⎯*
⎯*
Read/Write : ⎯
⎯
R
R
R
R
R
R
State of port 3 pins
Note: * Determined by the state of pins P35 to P30.
Rev.7.00 Feb. 14, 2007 page 1002 of 1108
REJ09B0089-0700