
1.OVERVIEW OF PMC B-63983EN/02
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An example of changing the execution order and execution time
percentages by setting CNC parameters is explained below. In the
following, sequence programs are executed in the order from the third
PMC to the first PMC to the second PMC with the execution time
percentage of the third PMC set to 30%, the percentage of the first
PMC to 50%, and the percentage of the second PMC to 20%:
3rd PMC 1st PMC 2nd PMC
Other processing such as
tracing
Fig. 1.5.1 (c) Example of setting execution order of multiple PMCs
Level 1
Level 2
Level 3
3rd PMC
(30%)
1st PMC
(50%)
2nd PMC
(20%)
Ladder execution cycle (4 or 8 msec)
Fig. 1.5.1 (d) Example of setting execution time percentages of multiple
PMCs
For details of parameter setting, see Subsection 2.4.3.