Datasheet

Appendix C I/O Port Block Diagrams
Rev. 8.00 Mar. 09, 2010 Page 622 of 658
REJ09B0042-0800
P4
1
V
CC
SCI3 module
PDR4
1
PCR4
1
SBY
V
SS
PDR4: Port data register 4
PCR4: Port control register 4
RE32
RXD32
Internal data bus
SCINV2
Figure C.3(c) Port 4 Block Diagram (Pin P4
1
)