Test exhaustif de contrôleurs logiques spécifiés en grafcet apports et limites d'une modélisation par machines de mealy

Julien Provost, Jean Marc Roussel, Jean Marc Faure

Research output: Contribution to journalArticlepeer-review


Logic controllers can be used for control of critical systems; in this case, they must be rigorously tested to ensure that they behave as specified. To meet this objective, this paper proposes a specific method to obtain an exhaustive conformance test for specifications given in SFC. This method relies on results of the computer science community on test of Mealy machines. Implementation on real systems has revealed some limitations of such approaches in the case of logic controllers, however.

Original languageFrench
Pages (from-to)889-904
Number of pages16
JournalJournal Europeen des Systemes Automatises
Issue number7-9
StatePublished - 2009
Externally publishedYes


  • Conformance test
  • Logic controllers
  • Mealy machine
  • Model-based test
  • SFC

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