h8s-2646 Renesas Electronics Corporation., h8s-2646 Datasheet - Page 1142

• Manufacturer Part Number: h8s-2646
• Description: Renesas 16-bit Single-chip Microcomputer H8s Family/h8s/2600 Series
• Manufacturer: Renesas Electronics Corporation.

Appendix C I/O Port Block Diagrams
C.10
Rev. 5.00 Sep 22, 2005 page 1116 of 1136
REJ09B0257-0500
Port D Block Diagram
Legend:
WDDRD
WDRD
WPCRD
RDRD
RPORD
RPCRD
PDn
Figure C.10 Port D Block Diagram (Pins PD0 to PD7)
: Write to PDDDR
: Write to PDDR
: Write to PDPCR
: Read PDDR
: Read port D
: Read PDPCR
Note: n = 0 to 7
External address
write
Mode 7
Mode 4 to 6
External address
upper write
External address upper read
Q
PDnPCR
Q
PDnDDR
Q
WPCRD
WDDRD
PDnDR
WDRD
Reset
Reset
Reset
R
C
R
C
R
C
RPCRD
RDRD
RPORD
D
D
D