HD6473032F16 Datasheet, PDF (817/847 Pages) Renesas Technology Corp – Hardware Manual Renesas 16-Bit Single-Chip Microcomputer H8 Family/H8/300H Series

Appendix C I/O Port Block Diagrams
Reset
R
Q
D
P8 _n DDR
Bus controller
C
Mode 7
WP8
Reset
R
CS ₁
CS ₂
CS ₃
output
P8 _n
Q
D
Mode 1 to 6
P8_n DR
C
WP8
RP8
Legend:
WP8D Write to P8DDR
WP8: Write to port 8
RP8: Read port 8
Note: n = 1 to 3
Figure C.8 (b) Port 8 Block Diagram (Pins P8₁ to P8₃)
Interrupt
controller
IRQ ₁
IRQ ₂
IRQ₃ input
Rev. 3.00 Mar 21, 2006 page 787 of 814
REJ09B0302-0300