D12320VF25IV Datasheet, PDF (1277/1304 Pages) Renesas Technology Corp – Old Company Name in Catalogs and Other Documents

C.10 Port D
PD_n
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.10 Port D Block Diagram (Pins PD₀ to PD₇)
Rev.6.00 Sep. 27, 2007 Page 1245 of 1268
REJ09B0220-0600