D12320VF25V Datasheet, PDF (1115/1146 Pages) Renesas Technology Corp – Old Company Name in Catalogs and Other Documents

C.8 Port D
PDn
Appendix C I/O Port Block Diagrams
Reset
R
Q
D
PDnPCR
C
WPCRD
RPCRD
Mode 7
External address write
Modes 4 to 6
Mode 7
Modes 4 to 6
Reset
R
Q
D
PDnDDR
C
WDDRD
Reset
R
Q
D
PDnDR
C
WDRD
External address
upper write
External address
lower write
RDRD
RPORD
Legend:
WDDRD: Write to PDDDR
WDRD: Write to PDDR
WPCRD: Write to PDPCR
RDRD: Read PDDR
RPORD: Read port D
RPCRD: Read PDPCR
Note: n = 0 to 7
External address upper read
External address lower read
Figure C.8 Port D Block Diagram (Pins PD0 to PD7)
Rev.7.00 Feb. 14, 2007 page 1081 of 1108
REJ09B0089-0700