Datasheet

Appendix C I/O Port Block Diagrams
Rev. 6.00 Aug 04, 2006 page 650 of 680
REJ09B0145-0600
P4
1
V
CC
SCI32 module
PDR4
1
PCR4
1
SBY
V
SS
PDR4: Port data register 4
PCR4: Port control register 4
SCINV2: Bit 2 of serial
p
ort control re
g
ister
(
SPCR
)
RE32
RXD32
Internal data bus
SCINV2
Figure C.4 (c) Port 4 Block Diagram (Pin P4
1
)