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Pin
Pin Functions and Selection Method
PA
/TP
/
Bit PWM1 in TMDR, bits IOA2 to IOA0 in TIOR1, bit NDER4 in NDERA, bit A23E in
4
4
TIOCA
/A
BRCR, and bit PA
1
23
A23E
16-bit timer
channel 1 settings
PA
DDR
4
NDER4
Pin function
Note: * TIOCA
16-bit timer
channel 1 settings
PWM1
IOA2
IOA1
IOA0
204
DDR select the pin function as follows.
4
(1) in table below
—
—
TIOCA
output
1
input when IOA2 = 1.
1
(2)
0
0
1
(2) in table below
0
—
PA
4
input
TIOCA
(1)
0
0
0
1
1
—
1
1
0
1
PA
TP
4
4
output
output
input*
1
(2)
(1)
1
1
—
—
—
—
—
0
—
—
—
A
23
output
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