HD6433308 Datasheet, PDF (110/349 Pages) Hitachi Semiconductor – Hitachi Single-Chip MicroComputer

Reset
R
Q
D
P51 DDR
C
SCI module
WP5D
Reset
Asynchronous
serial receive
enable
R
P5 1
Q
D
P51 DR
C
WP5
RP5
WP5D: Write Port 5 DDR
WP5 Write Port 5
RP5: Read Port 5
Figure 5-7. Port 5 Schematic Diagram (Pin P51)
Asynchronous
serial receive
data
95