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C.10
Port D Block Diagram
PDn
Figure C-10 Port D Block Diagram (Pins PD0 to PD7)
Legend
WDDRD
: Write to PDDDR
WDRD
: Write to PDDR
WPCRD
: Write to PDPCR
RDRD
: Read PDDR
RPORD
: Read port D
RPCRD
: Read PDPCR
n= 0 to 7
External address
write
Mode 7
Mode 4/5/6
External address
upper write
External address upper read
Reset
R
Q
D
PDnPCR
C
WPCRD
RPCRD
Reset
R
Q
D
PDnDDR
C
WDDRD
Reset
R
Q
D
PDnDR
C
WDRD
RDRD
RPORD
1099
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