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• P74/AN4
The pin function is switched as shown below according to the combination of the SCANE bit
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
CH2 to CH0
Pin function
AN4 input pin
• 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.
0
B'100
Other than B'100
P74 input pin
0
X
Other than
B'011
P73 input pin AN3 input pin
0
X
Other than
B'010
B'100 to B'111
AN4 input pin
0
B'011
Other than
B'011
P73 input pin
0
B'010 to B'011
Other than
B'010 to B'011
P72 input pin
Rev. 1.00 Mar. 12, 2008 Page 311 of 1178
Section 8 I/O Ports
1
B'000 to B'011
P74 input pin
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
REJ09B0403-0100
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