HD64336900G Datasheet, PDF (385/408 Pages) Renesas Technology Corp – 16-Bit Single-Chip Microcomputer H8 Family/H8/300H Tiny Series

Internal data bus
PMR
PDR
PCR
SCI3
TXD
[Legend]
PMR: Port mode register
PDR: Port data register
PCR: Port control register
Figure B.3 Port 2 Block Diagram (P22)
Rev. 1.00, 11/03, page 357 of 376