Renesas H8 Series

Appendix C I/O Port Block Diagrams
Rev. 7.00 Mar 10, 2005 page 627 of 652
REJ09B0042-0700
P4
0
V
CC
SCI3 module
PDR4
0
PCR4
0
SBY
V
SS
PDR4: Port data register 4
PCR4: Port control register 4
SCKIE32
SCKOE32
SCKO32
Internal data bus
SCKI32
Figure C.3(d) Port 4 Block Diagram (Pin P4
0
)