HD6432633 Datasheet, PDF (1405/1453 Pages) Renesas Technology Corp – Series of Microcomputers (MCUs: microcomputer units)

*2
P32
*1
*3
Reset
R
Q
D
P32DDR
C
WDDR3
Reset
R
Q
D
P32DR
C
WDR3
Reset
R
Q
D
P32ODR
C
WODR3
RODR3
RDR3
SCI module
Serial clock output
enable
Serial clock output
Serial clock input
enable
RPOR3
Serial clock input
Interrupt controller
IRQ4 interrupt input
Legend
WDDR3 : Write to P3DDR
WDR3 : Write to P3DR
WODR3 : Write to P3ODR
RDR3 : Read P3DR
RPOR3 : Read port 3
RODR3 : Read P3ODR
Notes: *1 Priority order: Serial clock output > DR output
*2 Output enable signal
*3 Open drain control signal
Figure C-14 (c) Port 3 Block Diagram (Pin P32)
1351