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2.10.1
Initial execution type program
Initial execution type program is executed only once when the CPU module is powered on or its operating status is
changed from STOP to RUN. This type of program can be used as a program that need not be executed from the next
scan and later once it is executed, like initial processing to an intelligent function module.
Control by one program
Processing performed
only once
Processing performed
in every scan
(1) Processing
(a) Execution order
After completion of all the initial execution type program execution, END processing is performed.
In the next scan and later, scan execution type programs are executed.
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When an initial execution type program is used
Powered off
on/
STOP
RUN
Initial execution type
program A
Initial execution type
program B
Initial execution type
program n
END processing
Scan execution type
program
Program A
Initial execution type
program
One program can
be divided into two
programs.
Program B
Scan execution type
program
If there are multiple initial execution type
programs, the CPU module executes them
in ascending order of the setting.
1 scan
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