Datasheet

Section 9 I/O Ports
Rev. 3.00 Sep. 14, 2006 Page 138 of 408
REJ09B0105-0300
9.7.3 Pin Functions
The correspondence between the register specification and the port functions is shown below.
• PC1/OSC2/CLKOUT pin
Register CKCSR PCRC
Bit Name PMRC1 PMRC0 PCRC1 Pin Function
0 PC1 input pin 0 X
1 PC1 output pin
0 X CLKOUT output pin
Setting value
1
1 X OSC2 oscillation pin
[Legend]
X: Don't care
• PC0/OSC1 pin
Register CKCSR PCRC
Bit Name PMRC0 PCRC0 Pin Function
0 PC0 input pin 0
1 PC0 output pin
Setting value
1 X OSC1 oscillation pin
[Legend]
X: Don't care