H8S2245 Datasheet, PDF (784/818 Pages) Renesas Technology Corp – Renesas 16-Bit Single-Chip Microcomputer H8S Family / H8S/2200 Series

Appendix C I/O Port Block Diagrams
C.5 Port 5 Block Diagram
Reset
R
Q
D
P50DDR
C
WDDR0
Reset
R
Q
D
P5₀
P50DR
C
WDR5
RDR5
SCI module
Serial transmit data
output enable
Serial transmit data
RPOR5
Legend:
WDDR5 : Write to P5DDR
WDR5 : Write to P5DR
RDR5 : Read P5DR
RPOR5 : Read port 5
Figure C.5 (a) Port 5 Block Diagram (Pin P5₀)
Rev.3.00 Mar. 26, 2007 Page 742 of 772
REJ09B0355-0300