RX610 Group
14. I/O Ports
R01UH0032EJ0120 Rev.1.20
Page 403 of 1006
Feb 20, 2013
(4) P23/PO3/(TIOCC3)/TIOCD3
The pin function is switched as shown below according to the combination of the register settings for the TPU and PPG,
and the B3 bit in P2.DDR.
Module Name
Pin Function
Setting
TPU
PPG
I/O Port
TIOCD3_OE
PO3_OE
P2.DDR.B3
TPU
TIOCD3 output
1
PPG
PO3 output
0
1
I/O port
P23 output
0
0
1
P23 input (initial value)
0
0
0
(5) P24/PO4/(TIOCA4)/TIOCB4/(TMRI1)
The pin function is switched as shown below according to the combination of the register settings for the TPU and PPG,
and the B4 bit in P2.DDR.
Module Name
Pin Function
Setting
TPU
PPG
I/O Port
TIOCB4_OE
PO4_OE
P2.DDR.B4
TPU
TIOCB4 output
1
PPG
PO4 output
0
1
I/O port
P24 output
0
0
1
P24 input (initial value) 0
0
0
(6) P25/PO5/TIOCA4/(TMCI1)/(RxD1)
The pin function is switched as shown below according to the combination of the register settings for the TPU and PPG,
and the B5 bit in P2.DDR.
Module Name
Pin Function
Setting
TPU
PPG
I/O Port
TIOCA4_OE
PO5_OE
P2.DDR.B5
TPU
TIOCA4 output
1
PPG
PO5 output
0
1
I/O port
P25 output
0
0
1
P25 input (initial value) 0
0
0