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Section 8 I/O Ports
(7)
P31/PO9/TIOCA0/TIOCB0
The pin function is switched as shown below according to the combination of the port function
control register 9 (PFCR9), TPU_0, PPG, and P31DDR bit settings.
Module Name
TPU_0*
PPG*
I/O port
Note:
Supported only by the H8SX/1527.
*
(8)
P30/PO8/TIOCA0
The pin function is switched as shown below according to the combination of the port function
control register 9 (PFCR9), TPU_0, PPG, and P30DDR bit settings.
Module Name
TPU_0*
PPG*
I/O port
Note:
Supported only by the H8SX/1527.
*
Rev. 3.00 Mar. 14, 2006 Page 224 of 804
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TPU_0*
Pin Function
TIOCB0_OE
TIOCB0 output
1
PO9 output
0
P31 output
0
P31 input
0
(initial setting)
TPU_0*
Pin Function
TIOCA0_OE
TIOCA0 output
1
PO8 output
0
P30 output
0
P30 input
0
(initial setting)
Setting
PPG*
I/O Port
PO9_OE
P31DDR
1
0
1
0
0
Setting
PPG*
I/O Port
PO8_OE
P30DDR
1
0
1
0
0
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