Figure C.4 (C) Port 4 Block Diagram (Pin P4 - Renesas H8/3847R Series Hardware Manual

Appendix C I/O Port Block Diagrams
V
CC
P4
1
V
SS
PDR4: Port data register 4
PCR4: Port control register 4
SCINV2: Bit 2 of serial port control register (SPCR)
Rev. 6.00 Aug 04, 2006 page 650 of 680
REJ09B0145-0600
SBY

Figure C.4 (c) Port 4 Block Diagram (Pin P4

PDR4
1
PCR4
1
SCINV2
)
1
SCI32 module
RE32
RXD32