5.19.12 Port D - Hitachi H8S/2678 Series Reference Manual

5.19.12 Port D

*
PDn
WDDRD: Write to PDDDR
WDRD: Write to PDDR
WPCRD: Write to PDPCR
RPORD: Read port D
RDRD: Read PDDR
RPCRD: Read PDPCR
n = 0 to 7
Note: * Output enable signal
326
Mode 7
Modes
1, 2, 4, 5, 6
Mode 7
External data
upper write
External data
lower write
Figure 5.48 Port D Block Diagram (Pins PDn)
Reset
R
Q D
PDnPCR
C
WPCRD
RPCRD
Reset
R
Q D
PDnDDR
C
WDDRD
Reset
R
Q D
PDnDR
C
WDRD
RDRD
RPORD
External data
upper read
External data
lower read
System controller
EXPE