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4-14.I/O INT SET PORT(Additional I/O)
This product is provided with the interrupt function (IOINT) using 4 input points (IN10, IN20, IN30
and IN40 input signals) of the additional I/O.
This PORT allows selection of interrupt enable/disable and
interrupt generation edge (at ON/OFF).
7
6
5
4
3
2
1
0
D
D
D
D
D
D
D
D
IN10INT ENABLE
IN20INT ENABLE
IN30INT ENABLE
IN40INT ENABLE
IN10INT EDGE TYPE
IN20INT EDGE TYPE
IN30INT EDGE TYPE
IN40INT EDGE TYPE
The details of each bit are shown below.
The bit is set to the underlined side at POWER ON/RESET.
(1) IN10/20/30/40INT ENABLE
Specifies the
by the IN10,IN20,IN30 and IN40 signals.
Interrupt enable/disable
Interrupt disable
Interrupt enable
0:
1:
(2) IN10/20/30/40INT EDGE TYPE
Specifies the
by the IN10,IN20,IN30 and IN40 signals.
Interrupt generation edge
Falling edge(At Input ON)
Rising edge(At Input OFF)
0:
1:
4-15.IN10_20INT STATUS PORT(Additional I/O)
This is a port to read the interrupt generation status by the additional I/O input signals (
).
IN10,IN20
D
D
D
D
D
D
D
D
* Each of the bits becomes 1 in the active state.
7
6
5
4
3
2
1
0
IN10INT BIT
Unused(0)
Unused(0)
Unused(0)
IN20INT BIT
Unused(0)
Unused(0)
Unused(0)
Indicates that an interrupt is generated by
signal.
(Note)
IN10INT BIT
IN10
Indicates that an interrupt is generated by
signal.
(Note)
IN20INT BIT
IN20
Note: It is reset after reading this status port.
4-16.IN30_40INT STATUS PORT(Additional I/O)
This is a port to read the interrupt generation status by the additional I/O input signals (
).
IN30,IN40
D
D
D
D
D
D
D
D
* Each of the bits becomes 1 in the active state.
7
6
5
4
3
2
1
0
IN30INT BIT
Unused(0)
Unused(0)
Unused(0)
IN40INT BIT
Unused(0)
Unused(0)
Unused(0)
Indicates that an interrupt is generated by
signal.
(Note)
IN30INT BIT
IN30
Indicates that an interrupt is generated by
signal.
(Note)
IN40INT BIT
IN40
Note: It is reset after reading this status port.
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