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• PA0/TMOX_0/ExPW6/SCK3
When the PW6S bit in PTCNT0 is set to 1, this pin can be used as the ExPW6 pin.
According to the combination of the C/A bit in SMR of the SCI_3, the CKE0 and CKE1 bits in
SCR, the OS3 to OS0 bits in TCSR of the TMRX_0, the OE6 bit in PWOER of the PWM, the
PW6S bit, and the PA0DDR bit, the pin function is switched as shown below.
CKE1
C/A
CKE0
OS3 to OS0
PA0DDR
PW6S
OE6
Pin function
PA0
input pin
Rev. 1.00, 09/03, page 204 of 704
0
All 0
0
0
0
PA0
PA0
output
output
pin
pin
0
0
At least
one bit is
set to 1
1
1
1
PW6
TMOX_0
output
output
pin
pin
1
1
SCK3
SCK3
output
output
input pin
pin
pin
1
SCK3
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