HD6473032F16 Datasheet, PDF (816/847 Pages) Renesas Technology Corp – Hardware Manual Renesas 16-Bit Single-Chip Microcomputer H8 Family/H8/300H Series

Appendix C I/O Port Block Diagrams
C.8 Port 8 Block Diagrams
P8 ₀
Mode 7
Reset
R
Q
D
P8 ₀ DDR
C
WP8D
Reset
R
Q
D
P8₀ DR
C
WP8
Refresh
controller
Output
enable
RFSH
output
RP8
Legend:
WP8D: Write to P8DDR
WP8: Write to port 8
RP8: Read port 8
Figure C.8 (a) Port 8 Block Diagram (Pin P8₀)
Interrupt
controller
IRQ ₀
input
Rev. 3.00 Mar 21, 2006 page 786 of 814
REJ09B0302-0300