HD64F3694FXV Datasheet, PDF (415/452 Pages) Renesas Technology Corp – Old Company Name in Catalogs and Other Documents

Appendix B I/O Port Block Diagrams
Appendix
B.1 I/O Port Block Diagrams
RES goes low in a reset, and SBY goes low in a reset and in standby mode.
Internal data bus
RES SBY
PUCR
PMR
Pull-up MOS
PDR
PCR
IRQ
TRGV
[Legend]
PUCR: Port pull-up control register
PMR: Port mode register
PDR: Port data register
PCR: Port control register
Figure B.1 Port 1 Block Diagram (P17)
Rev.5.00 Nov. 02, 2005 Page 385 of 418
REJ09B0028-0500