Renesas F-ZTAT H8 Series Hardware Manual page 203

In the H8/3854 Group, bit 6 is reserved, and must always be cleared to 0.
Bit 5—P1 /IRQ /TMIB Pin Function Switch (IRQ1): This bit selects whether pin
5 1
P1 /IRQ /TMIB is used as P1
5 1
Bit 5: IRQ1 Description
0 Functions as P1
Functions as IRQ
1
Note: Rising or falling edge sensing can be designated for IRQ
For details on TMIB pin settings, see Timer Mode Register B (TMB) in section 9.3.2,
Register Descriptions.
Bit 4—P1 /PWM Pin Function Switch (PWM): This bit selects whether pin P1
4
P1 or as PWM.
4
Bit 4: PWM Description
0 Functions as P1
1 Functions as PWM output pin
In the H8/3854 Group, bit 4 is reserved, and must always be cleared to 0.
Bit 3—Reserved Bit: Bit 3 is reserved; it should always be cleared to 0.
Bit 2—P1 /TMOFH Pin Function Switch (TMOFH): This bit selects whether pin P1
2
is used as P1 or as TMOFH.
2
Bit 2: TMOFH Description
0 Functions as P1
1 Functions as TMOFH output pin
Bit 1—P1 /TMOFL Pin Function Switch (TMOFL): This bit selects whether pin P1
1
used as P1 or as TMOFL.
1
Bit 1: TMOFL Description
0 Functions as P1
1 Functions as TMOFL output pin
or as IRQ
/TMIB.
5 1
I/O pin
5
/TMIB input pin
1
I/O pin
4
I/O pin
2
I/O pin
1
/TMIB.
1
Rev.3.00 Jul. 19, 2007 page 177 of 532
8. I/O Ports
(initial value)
/PWM is used as
4
(initial value)
/TMOFH
2
(initial value)
/TMOFL is
1
(initial value)
REJ09B0397-0300