Datasheet

Section 8 I/O Ports
Rev. 6.00 Aug 04, 2006 page 208 of 680
REJ09B0145-0600
Bit 5: P1
5
/IRQ
1
/TMIC pin function switch (IRQ1)
This bit selects whether pin P1
5
/IRQ
1
/TMIC is used as P15 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 section 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 section 12.3.2, Start of A/D Conversion by External
Trigger Input.
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
Bit 2: P1
2
/TMOFH pin function switch (TMOFH)
This bit selects whether pin P1
2
/TMOFH is used as P1
2
or as TMOFH.
Bit 2
TMOFH Description
0 Functions as P1
2
I/O pin (initial value)
1 Functions as TMOFH output pin