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Re: [lpc2000] Sequnce charts and state Charts

2004-05-14 by Robert Adsett

At 04:54 AM 5/14/04 +0000, you wrote:
>As far as My knowledeg Message sequnce charts(MSC) are time driven
>representaion.State charts are event driven representation of of the
>system.Is it correct or not?
>MSC are used to model the system component and Interface of
>software  architecture. Is it correct?
>  MSC are used as a base  to designe the state machine diagram or
>not?
>Please clarify?
>Can anybody help me to get acquintance with Software engineering
>process.

State charts can be (but don't have to be) event driven.  At least in the 
sense of having to respond to an incoming queue of events.  In fact I've 
done largish state charts for a test system that ended up being little more 
than a flowchart (when is a statechart not a statechart?).

An introductory book on UML might give you a start on understanding these 
techniques.  BetterState (and I think VisualState) is using UML as the 
basis for their statechart tools.

Robert


" 'Freedom' has no meaning of itself.  There are always restrictions,
be they legal, genetic, or physical.  If you don't believe me, try to
chew a radio signal. "

                         Kelvin Throop, III

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