HD6432633 Datasheet, PDF (1361/1453 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
IIC1 module
SDA1 output
IIC1 output enable
SDA1 input
SCI module
Serial clock output
enable
Serial clock output
Serial clock input
enable
RPOR3
Serial clock input
Legend
WDDR3 : Write to P3DDR
WDR3 : Write to P3DR
WODR3 : Write to P3ODR
RDR3 : Read P3DR
RPOR3 : Read port 3
RODR3 : Read P3ODR
Interrupt controller
IRQ4 interrupt input
Notes: *1 Priority order: IIC output > Serial clock output > DR output
*2 Output enable signal
*3 Open drain control signal
Figure C-2 (c) Port 3 Block Diagram (Pin P32)
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