HD6413008VF25 Datasheet, PDF (657/688 Pages) Renesas Technology Corp – Old Company Name in Catalogs and Other Documents

Appendix C I/O Port Block Diagrams
Reset
Hardware standby
R
Q
D
P9 ₄DDR
C
WP9D
Reset
R
SCI
Clock input
enable
P9₄
Q
D
P9 ₄ DR
C
WP9
Clock output
enable
Clock output
RP9
Legend:
WP9D: Write to P9DDR
WP9: Write to port 9
RP9: Read port 9
Figure C.5 (e) Port 9 Block Diagram (Pin P9₄)
Clock input
Interrupt
controller
IRQ ₄ input
Rev.4.00 Aug. 20, 2007 Page 611 of 638
REJ09B0395-0400