HD6432633 Datasheet, PDF (1408/1453 Pages) Renesas Technology Corp – Series of Microcomputers (MCUs: microcomputer units)

*2
*1
P35
*3
Reset
R
Q
D
P35DDR
C
WDDR3
Reset
R
Q
D
P35DR
C
WDR3
Reset
R
Q
D
P35ODR
C
WODR3
RODR3
RDR3
SCI module
Serial clock 1 output enable
Serial clock 4 output enable
Serial clock 1 output
Serial clock 4 output
RPOR3
Serial clock 1 input
Serial clock 4 input
1354
Interrupt controller
IRQ5 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 4 output > DR output
*2 Output enable signal
*3 Open drain control signal
Figure C-14 (f) Port 3 Block Diagram (Pin P35)