Renesas H8 Series Hardware Manual page 668

Appendix C I/O Port Block Diagrams
V
CC
P4
1
V
SS
PDR4: Port data register 4
PCR4: Port control register 4
Rev. 7.00 Mar 10, 2005 page 626 of 652
REJ09B0042-0700
SBY
Figure C.3(c) Port 4 Block Diagram (Pin P4
PDR4
1
PCR4
1
SCINV2
)
1
SCI3 module
RE32
RXD32