Mealy machine


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Mealy machine

[′mē·lē mə‚shēn]
(computer science)
A sequential machine in which the output depends on both the current state of the machine and the input.
References in periodicals archive ?
(iii) An automaton is built with the same states and transitions of the Mealy machine.
(v) The input of a Mealy machine transition is modelled as an UPPAAL channel marked with "?," which corresponds to a synchronous transition firing initiated by the TC generator.
Once that the Mealy machine has been corrected, it is used to generate test cases with the ConDado tool.
Compared with the old model holding all the conditions our modified model is able to handle the fuzzy data and transitions which is not possible for the general kind of mealy Machine. Now we are defining the new Definition of Mealy Machine based on Neutrosophic Relation and Equivalence Relations as:
If a Mealy machine has many states or must react to many events, it may be impractical to draw an STD for it.
In general, for every Mealy machine there is a Moore machine that has the same input-output behavior and vice versa [Hopcroft and Ullman 1979, p.
In Statemate, a statechart corresponds to a control activity in an activity chart, just as in YSM a Mealy machine corresponds to a control process in a DFD.
In YSM, the DFD would have to specify a separate control process, with its own Mealy machine, corresponding to the MONITOR_PRESSURE process in Figure 28.
A continuing control process is specified by a Mealy machine (STD or state transition table).
For each entity type in the ERD, an entity state diagram can be defined, which is a Mealy machine that regulates the accesses made to the instances of the entity type.
The language of statecharts is considerably richer than the Mealy machine notation used in other methods of structured analysis.
He then works through an analysis of synchronous sequential machines including sequential circuits and methods of analysis, the synthesis of synchronous sequential machines, including Moore and Mealy machines, analysis of asynchronous sequential machines, synthesis of asynchronous sequential machines, and pulse-mode asynchronous sequential machines.