HD6433044 Hitachi Semiconductor, HD6433044 Datasheet - Page 844

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

C.9 Port 9 Block Diagrams
WP9D:
WP9:
RP9:
P9
0
Write to P9DDR
Write to port 9
Read port 9
Figure C-9 (a) Port 9 Block Diagram (Pin P9
837
RP9
Q
Q
P9 DDR
P9 DR
WP9D
WP9
0
Reset
Reset
0
C
C
R
R
D
D
0
)
Output
enable
Serial
transmit
data
Guard
time
SCI0