HD64F3048VTF8 Datasheet, PDF (878/903 Pages) Renesas Technology Corp – Hardware Manual Renesas 8-Bit Single-Chip

Appendix C I/O Port Block Diagrams
C.9 Port 9 Block Diagrams
P9 ₀
Reset
R
Q
D
P9 ₀ DDR
C
WP9D
Reset
R
Q
D
P9₀ DR
C
WP9
RP9
Legend:
WP9D: Write to P9DDR
WP9: Write to port 9
RP9: Read port 9
Figure C.9 (a) Port 9 Block Diagram (Pin P9₀)
SCI0
Output
enable
Serial
transmit
data
Guard
time
Rev. 3.00 Sep 27, 2006 page 850 of 872
REJ09B0325-0300