Bit 6: P1
6
/IRQ
2
pin function switch (IRQ2)
This bit selects whether pin P1
6
/IRQ
2
is used as P1
6
or as IRQ
2
.
Bit 6
IRQ2
Description
0
Functions as P1
6
I/O pin
(initial value)
1
Functions as IRQ
2
input pin
Note: Rising or falling edge sensing can be designated for IRQ
2
.
Bit 5: P1
5
/IRQ
1
/TMIC pin function switch (IRQ1)
This bit selects whether pin P1
5
/IRQ
1
/TMIC is used as P1
5
or as IRQ
1
/TMIC.
Bit 5
IRQ1
Description
0
Functions as P1
5
I/O pin
(initial value)
1
Functions as IRQ
1
/TMIC input pin
Note: Rising or falling edge sensing can be designated for IRQ
1
/TMIC.
For details of TMIC pin setting, see 1. Timer mode register C (TMC) in 9.3.2.
Bit 4: P1
4
/
IRQ
4
/
ADTRG
pin function switch (IRQ4)
This bit selects whether pin P1
4
/
IRQ
4
/
ADTRG
is used as P1
4
or as
IRQ
4
/
ADTRG
.
Bit 4
IRQ4
Description
0
Functions as P1
4
I/O pin
(initial value)
1
Functions as
IRQ
4
/
ADTRG
input pin
Note: For details of
ADTRG
pin setting, see 12.3.2, Start of A/D Conversion by External Trigger.
Bit 3: P1
3
/TMIG pin function switch (TMIG)
This bit selects whether pin P1
3
/TMIG is used as P1
3
or as TMIG.
Bit 3
TMIG
Description
0
Functions as P1
3
I/O pin
(initial value)
1
Functions as TMIG input pin
136