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CHAPTER 2 DEPENDENCE FUNCTIONS
2.2.7.5 Sample Flow of Time Measurement by Sequencer
In the following sample, when events are executed in the order of Event 1, Event 2 and
Event 3, the execution time from the Event 1 to the Event 3 is measured. However, no
measurement is made if Event 4 occurs anywhere between Event 1 and Event 3.
■ Sample Flow of Time Measurement by Sequencer
Start
NO
Branch from level 1 to level 2 (Timer latch 1)
Level 1
YES
Level 2
YES
NO
YES
Sequencer terminates at level 3 (Timer latch 2)
Level 3
YES
NO
YES
End
Event 1
occurs
Event 4
occ
urs
Event 2
occurs
Event 4
occurs
Event 3
occurs