HD64F3028F25 Datasheet, PDF (888/925 Pages) Renesas Technology Corp – Hardware Manual Renesas 16-Bit Single-Chip Microcomputer H8 Family/H8/300H Series

Reset
Hardware standby
R
Q
D
P93DDR
C
WP9D
Reset
SCI
Input enable
R
P93
Q
D
P93DR
C
WP9
RP9
Serial receive data
WP9D: Write to P9DDR
WP9: Write to port 9
RP9: Read port 9
Figure C.9 (d) Port 9 Block Diagram (Pin P9₃)
Rev. 2.00, 09/03, page 856 of 890