HD64F3039F18 Datasheet, PDF (690/710 Pages) Renesas Technology Corp – Renesas 16-Bit Single-Chip Microcomputer H8 Family / H8/300H Series

Appendix C I/O Block Diagrams
P9_n
Reset
R
Q
D
P9_nDDR
C
WP9D
Reset
R
Q
D
P9_nDR
C
WP9
SCI
Input
enable
RP9
Legend:
WP9D: Write to P9DDR
WP9: Write to port 9
RP9: Read port 9
Note: n = 2, 3
Figure C.8 (c) Port 9 Block Diagram (Pin P9₂, P9₃)
Serial receive
data
Rev.3.00 Mar. 26, 2007 Page 666 of 682
REJ09B0353-0300