Appendix C I/O Port Block Diagrams
V
CC
P4
0
V
SS
Legend:
PDR4:
Port data register 4
PCR4:
Port control register 4
Rev.3.00 Jul. 19, 2007 page 522 of 532
REJ09B0397-0300
SBY
Figure C.4 (d) Port 4 Block Diagram (Pin P4
PDR4
0
PCR4
0
)
0
SCI3 module
SCKIE
SCKOE
SCKO
SCKI