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11 MOTION SFC PARAMETER
(3) NMI task operation
[Operations]
The Motion SFC program is executed when the input set to the NMI task factor
among external interrupts (16 points of QI60) turns on.
3)
2)
1)
F20
F1
F2
F3
F4
END
Program name
SFCS
PLC program
1) 2) 3)
External interrupts
END operation: End
1) 2) 3) 1) 2)
NMI task
END operation: Continue
Execute the number of
consecutive transition for
every NMI task occurrence.
When END operation is set as
continuation, continuation
operation is executed.
When stopping, it is make to
execute CLR by other programs.
Do not execute a
program before the
NMI task starting.
(Note) : When making it
always execute,
set as automatic
start.
[Points]
(a) NMI task has the highest priority among the normal, event and NMI tasks.
(b) If the event task is disabled (DI) by the normal task, the interruption of the
NMI task is executed, without being masked.
[Errors]
The motion control step is executed during NMI task.
If the motion control step is executed during NMI task, the Motion SFC program
error [16113] occurs and stops the Motion SFC program.