HD6413007F20 Datasheet, PDF (763/798 Pages) Renesas Technology Corp – Hardware Manual Renesas 16-Bit Single-Chip Microcomputer H8 Family/H8/300H Series

Appendix C I/O Port Block Diagrams
Reset
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.5.00 Sep. 12, 2007 Page 733 of 764
REJ09B0396-0500