Datasheet

Appendix B Internal I/O Registers
Rev.7.00 Feb. 14, 2007 page 955 of 1108
REJ09B0089-0700
Module Register Abbreviation R/W Initial Value Address
*
1
Standby control register SBYCR R/W H'08 H'FF38
Power-
down state
Module stop control register H MSTPCRH R/W H'3F H'FF3C
Module stop control register L MSTPCRL R/W H'FF H'FF3D
Port 1 Port 1 data direction register P1DDR W H'00 H'FEB0
Port 1 data register P1DR R/W H'00 H'FF60
Port 1 register PORT1 R Undefined H'FF50
Port function control register 1 PFCR1 R/W H'0F H'FF45
Port 2 Port 2 data direction register P2DDR W H'00 H'FEB1
Port 2 data register P2DR R/W H'00 H'FF61
Port 2 register PORT2 R Undefined H'FF51
Port 3 Port 3 data direction register P3DDR W H'00 H'FEB2
Port 3 data register P3DR R/W H'00 H'FF62
Port 3 register PORT3 R Undefined H'FF52
Port 3 open drain control register P3ODR R/W H'00 H'FF76
Port 4 Port 4 register PORT4 R Undefined H'FF53
Port A Port A data direction register PADDR W H'0
*
16
H'FEB9
Port A data register PADR R/W H'0
*
16
H'FF69
Port A register PORTA R Undefined
*
16
H'FF59
Port A MOS pull-up control register PAPCR R/W H'0
*
16
H'FF70
Port A open drain control register PAODR R/W H'0
*
16
H'FF77
Port B Port B data direction register PBDDR W H'00 H'FEBA
Port B data register PBDR R/W H'00 H'FF6A
Port B register PORTB R Undefined H'FF5A
Port B MOS pull-up control register PBPCR R/W H'00 H'FF71
Port C Port C data direction register PCDDR W H'00 H'FEBB
Port C data register PCDR R/W H'00 H'FF6B
Port C register PORTC R Undefined H'FF5B
Port C MOS pull-up control register PCPCR R/W H'00 H'FF72
Port D Port D data direction register PDDDR W H'00 H'FEBC
Port D data register PDDR R/W H'00 H'FF6C
Port D register PORTD R Undefined H'FF5C
Port D MOS pull-up control register PDPCR R/W H'00 H'FF73