By A.Stephen Morse
A logic-based switching controller is one whose subsystems contain not just wide-spread dynamical elements reminiscent of integrators, summers, profits and so on. yet event-driven good judgment and linked switches besides. In one of these approach the predominantly logical part is the manager, mode changer, and so on. there was transforming into curiosity in recent times in picking out what might be received from applying "hybrid" controllers of this sort. To this finish a workshop used to be hung on Block Island with the purpose of bringing jointly participants to debate the examine and customary curiosity within the box. This quantity not just contains contributions from those that have been current at Block Island but in addition extra fabric from those that weren't. issues coated contain: hybrid dynamical platforms, keep watch over of hard-bound restricted and nonlinear structures, car difficulties concerning switching regulate and procedure keep an eye on within the face of large-scale modeling error.
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Additional info for Control Using Logic-Based Switching
Model checking and abstraction. ACM Transactions on Programming Languages and Systems, 16(5):1512-1542, September 1994.  W-T. Chang, A. Kalavade, and E. Lee. Effective heterogeneous design and co-simulation. In G. De Micheli, editor, Nato Advanced Study Institute. Kluwer Academic Publisher, 1996. E. Caines and Y-J Wei. Hierarchical hybrid control systems. In S. Morse, editor, this book. Springer-Verlag, 1996.  J. B. Dennis. First version data flow procedure language. Technical Report MAC TM61, Massachusetts Institute of Technology, May 1975.
The main result concerning data flow networks, which is directly connected with the blocking read communication mechanism, is their determinacy. , by never scheduling a process with non-empty input buffers). 7Networks in which this choiceis not possible are called synchronous in . 2 33 Formal Verification Formal verification aims at proving properties of the design that are true independent of input choice, while simulation is as good as the test inputs that are fed to the simulator. The design and the properties to be verified have to be specified in formal terms, using some of the models described in the previous section.
In passim I would like to point out that these methods are not a substitute for a well formed theory. If indeed some general properties of a control algorithm can be proven, it is a waste of time and effort to try to use the expensive procedures needed for formal verification. In some sense, formal verification is a brute force approach and should be used only when necessary and possible. I believe that the finite abstraction is key for the successful application of formal verification to the validation of embedded controllers.