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39 lines
No EOL
1.3 KiB
Text
39 lines
No EOL
1.3 KiB
Text
Si consideri il seguente modello Modelica. Quale dei seguenti UML state diagram lo rappresenta correttamente ?
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block FSA // Finite State Automaton
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/* connector declarations outside this block:
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connector InputInteger = input Integer;
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connector OutputInteger = output Integer;
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*/
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InputInteger u; // external input
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OutputInteger x; // state
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parameter Real T = 1;
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algorithm
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when initial() then
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x := 0;
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elsewhen sample(0,T) then
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if (pre(x) == 0) and (pre(u) == 0) then x := 2;
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elseif (pre(x) == 0) and (pre(u) == 1) then x := 4;
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elseif (pre(x) == 0) and (pre(u) == 2) then x := 4;
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elseif (pre(x) == 1) and (pre(u) == 0) then x := 2;
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elseif (pre(x) == 1) and (pre(u) == 1) then x := 3;
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elseif (pre(x) == 1) and (pre(u) == 2) then x := 2;
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elseif (pre(x) == 2) and (pre(u) == 0) then x := 1;
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elseif (pre(x) == 2) and (pre(u) == 1) then x := 3;
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elseif (pre(x) == 2) and (pre(u) == 2) then x := 1;
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elseif (pre(x) == 3) and (pre(u) == 0) then x := 0;
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elseif (pre(x) == 3) and (pre(u) == 1) then x := 1;
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elseif (pre(x) == 3) and (pre(u) == 2) then x := 1;
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elseif (pre(x) == 4) and (pre(u) == 0) then x := 0;
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elseif (pre(x) == 4) and (pre(u) == 1) then x := 2;
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elseif (pre(x) == 4) and (pre(u) == 2) then x := 2;
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else x := pre(x); // default
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end if;
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end when;
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end FSA; |