Renesas F-ZTAT H8 Series Hardware Manual page 820

Appendix C I/O Port Block Diagrams
P9
n
Legend:
WP9D: Write to P9DDR
WP9: Write to port 9
RP9: Read port 9
Note: n = 4 or 5
Figure C.9 (d) Port 9 Block Diagram (Pins P9
Rev. 3.00 Mar 21, 2006 page 792 of 814
REJ09B0302-0300
Reset
R
Q D
P9 DDR
n
C
WP9D
Reset
R
Q D
P9 DR
n
C
WP9
RP9
, P9 )
4 5
SCI
Clock input
enable
Clock output
enable
Clock output
Clock input
Interrupt
controller
IRQ
4
IRQ
5
input