Hitachi H8/3048 Hardware Manual page 851

Hardware
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standby
PA
7
WPAD: Write to PADDR
WPA: Write to port A
RPA: Read port A
Figure C-10 (d) Port A Block Diagram (Pin PA
Software standby
External bus released
Reset
R
Q
PA DDR
7
C
WPAD
Reset
R
Q
PA DR
7
C
PRA
844
D
D
)
7
Bus controller
Address
output
enable
TPC
TPC output
enable
Next data
Output trigger
ITU
Output enable
Compare match
output
Input capture