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• P73/AN3
The pin function is switched as shown below according to the combination of the SCANE and
SCANE bits in ADCR and the CH2 to CH0 bits in ADCSR of the A/D converter. Do not set
these bits to other values than those shown in the following table.
SCANE
SCANS
CH2 to CH0
B'011
Pin function
AN3 input pin
[Legend] X: Don't care.
• P72/AN2
The pin function is switched as shown below according to the combination of the SCANE and
SCANE bits in ADCR and the CH2 to CH0 bits in ADCSR of the A/D converter. Do not set
these bits to other values than those shown in the following table.
SCANE
SCANS
CH2 to CH0
B'010
Pin function
AN2 input pin P72 input pin AN2 input pin
[Legend] X: Don't care.
• P71/AN1
The pin function is switched as shown below according to the combination of the SCANE and
SCANS bits in ADCR and the CH2 to CH0 bits in ADCSR of the A/D converter. Do not set
these bits to other values than those shown in the following table.
SCANE
SCANS
CH2 to CH0
Pin function
AN1 input pin P71 input pin AN1 input pin P71 input pin AN1 input pin P71 input pin
[Legend] X: Don't care.
0
X
Other than
B'011
P73 input pin
0
X
Other than
B'010
0
X
B'001
Other than
B'001
0
B'011
Other than
B'011
AN3 input pin
P73 input pin
0
B'010 to B'011
Other than
B'010 to B'011
P72 input pin
0
B'001 to
Other than
B'011
B'001 to
B'011
Rev. 1.00 Mar. 12, 2008 Page 227 of 1178
Section 8 I/O Ports
1
1
B'011 to B'111 B'000 to B'010
AN3 input pin
P73 input pin
1
1
B'010 to B'111
B'000 to
B'001
AN2 input pin P72 input pin
1
1
B'001 to
B'000
B'111
REJ09B0403-0100
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