Datasheet

Appendix
Rev. 2.00 Sep. 23, 2005 Page 411 of 444
REJ09B0068-0200
B. I/O Port Block Diagrams
B.1 I/O Port Block Diagrams
RES goes low in a reset, and SBY goes low at a reset and in standby mode.
PDR
PUCR
PMR
PCR
SBYRES
PUCR: Port pull-up control register
PMR: Port mode register
PDR: Port data register
PCR: Port control register
IRQ
TRGV
Internal data bus
Pull-up MOS
[Legend]
Figure B.1 Port 1 Block Diagram (P17)