Graphical HierarchicalFSM Languages

• Multitude of commercial and non-commercial variants:

  • StateCharts, BetterCharts, SpeedCharts, …

• Easy to use for control-dominated systems

• Simulation (animated), SW and HW synthesis

• Extended with arithmetics

• Original StateCharts have problems with instantaneous reaction (micro-steps):

  • behavior is implementation-dependent
  • not a truly synchronous language!!!!

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