HD6433044 Hitachi Semiconductor, HD6433044 Datasheet - Page 848

• Manufacturer Part Number: HD6433044
• Description: (HD64 Series) Hitachi Single-Chip Microcomputer
• Manufacturer: Hitachi Semiconductor

C.10 Port A Block Diagrams
WPAD:
WPA:
RPA:
n = 0 and 1
PA
n
Write to PADDR
Write to port A
Read port A
Figure C-10 (a) Port A Block Diagram (Pins PA
841
Q
Q
PA DDR
PA DR
RPA
WPAD
n
Reset
Reset
C
C
n
R
R
D
D
WPA
0
, PA
1
)
DMA controller
TPC
TPC
output
enable
Next data
Output
trigger
Output
enable
Transfer
end output
Counter
clock input
ITU