H8S2245 Datasheet, PDF (791/818 Pages) Renesas Technology Corp – Renesas 16-Bit Single-Chip Microcomputer H8S Family / H8S/2200 Series

C.9 Port D Block Diagram
Appendix C I/O Port Block Diagrams
Reset
R
Q
D
PDnPCR
C
WPCRD
RPCRD
Reset
External address
write
R
Q
D
PDnDDR
C
WDDRD
Reset
R
Q
D
PD_n
Modes 3, 7
Modes 1, 2, 4, 5, 6
PDnDR
C
WDRD
External address
upper write
External address
lower write
RDRD
RPORD
Legend:
WDDRD : Write to PDDDR
WDRD : Write to PDDR
WPCRD : Write to PDPCR
RDRD : Read PDDR
RPORD : Read port D
RPCRD : Read PDPCR
External address upper read
External address lower read
Note: n = 0 to 7
Figure C.9 Port D Block Diagram (Pins PD₀ to PD₇)
Rev.3.00 Mar. 26, 2007 Page 749 of 772
REJ09B0355-0300