RX610 Group
14. I/O Ports
R01UH0032EJ0120 Rev.1.20
Page 426 of 1006
Feb 20, 2013
(3) PB2/A10/PO26/TIOCC9
The pin function is switched as shown below according to the combination of the EXBE bit in SYSCR0, the rgister
settings for the PPG and TPU, the port function control register m (PFCRm) setting, and the B2 bit in PB.DDR.
Module Name
Pin Function
Setting
Bus Controller
TPU
PPG
I/O Port
A10_OE
TIOCC9_OE
PO26_OE
PB.DDR.B2
Bus controller
Address output
*
1
TPU
TIOCC9 output
0
1
PPG
PO26 output
0
0
1
I/O port
PB2 output
*
0
0
0
1
PB2 input (initial value)
0
0
0
0
Note:
*
Enabled in expansion mode with on-chip ROM disabled or disabled (SYSCR0.EXBE = 1).
(4) PB3/A11/PO27/(TIOCC9)/TIOCD9
The pin function is switched as shown below according to the combination of the EXBE bit in SYSCR0, the rgister
settings for the PPG and TPU, the port function control register m (PFCRm) setting, and the B3 bit in PB.DDR.
Module Name
Pin Function
Setting
Bus Controller
TPU
PPG
I/O Port
A11_OE
TIOCD9_OE
PO27_OE
PB.DDR.B3
Bus controller
Address output
*
1
TPU
TIOCD9 output
0
1
PPG
PO27 output
0
0
1
I/O port
PB3 output
*
0
0
0
1
PB3 input (initial value)
0
0
0
0
Note:
*
Enabled in expansion mode with on-chip ROM disabled or disabled (SYSCR0.EXBE = 1).
(5) PB4/A12/PO28/TIOCA10
The pin function is switched as shown below according to the combination of the EXBE bit in SYSCR0, the rgister
settings for the PPG and TPU, the port function control register m (PFCRm) setting, and the B4 bit in PB.DDR.
Module Name
Pin Function
Setting
Bus Controller
TPU
PPG
I/O Port
A12_OE
TIOCA10_OE
PO28_OE
PB.DDR.B4
Bus controller
Address output
*
1
TPU
TIOCA10 output
0
1
PPG
PO28 output
0
0
1
I/O port
PB4 output
*
0
0
0
1
PB4 input (initial value)
0
0
0
0
Note:
*
Enabled in expansion mode with on-chip ROM disabled or disabled (SYSCR0.EXBE = 1).