Prefix: Dig

IOid name: MyCmd (type: CMD-IN)

IOid name: Ofu_Calculate (type: OFUN)

-->Virtual Input: Error (12)

-->Virtual Input: ErrorClear (13)

-->Virtual Input: Ok (11)

-->Virtual Output: AddToNumber (7)

-->Virtual Output: Calculate1Op (12)

-->Virtual Output: CalculateAll (5)

-->Virtual Output: CalculateLast (6)

-->Virtual Output: CalculateT (10)

-->Virtual Output: ChangeOperation (14)

-->Virtual Output: ChangeSign (9)

-->Virtual Output: Clear (13)

-->Virtual Output: DeleteLastDigit (8)

-->Virtual Output: DisplayClearMsg (3)

-->Virtual Output: DisplayResetMsg (4)

-->Virtual Output: Reset (15)

-->Virtual Output: Unexpected (1)

IOid name: Ofu_Expression (type: OFUN)

-->Virtual Input: ExprEmpty (0)

-->Virtual Input: ExprNotEmpty (1)

-->Virtual Output: CheckExpression (1)

IOid name: Ofu_Parse (type: OFUN)

-->Virtual Input: 1OpMatched (5)

-->Virtual Input: AckMatched (2)

-->Virtual Input: AddSubMatched (3)

-->Virtual Input: BackspaceMatched (11)

-->Virtual Input: ClearMatched (7)

-->Virtual Input: DigitMatched (1)

-->Virtual Input: MulDivMatched (4)

-->Virtual Input: NOT_AckMatched (~2)

-->Virtual Input: NOT_ClearMatched (~7)

-->Virtual Input: NOT_ResetMatched (~8)

-->Virtual Input: ResetMatched (8)

-->Virtual Input: SignMatched (9)

-->Virtual Input: TerminateMatched (6)

-->Virtual Output: ClearDisplay (2)

-->Virtual Output: MatchKey (1)

-->Virtual Output: PrepareExpressionT (3)

IOid name: Expression (type: DAT)

-->Virtual Input: Expression_CHANGED (CHANGED)

IOid name: Key (type: DAT)

-->Virtual Input: Key_CHANGED (CHANGED)

Always: input actions valid in each state:

	Key_CHANGED	MatchKey
	Expression_CHANGED	CheckExpression

State transition table, state ' Init ':

Init	EntryAction:
Init	ExitAction:	ClearDisplay
Idle	always

State transition table, state ' Idle ':

Idle	EntryAction:
Idle	ExitAction:
	DigitMatched	ClearDisplay
	ExprNotEmpty and ( MulDivMatched or AddSubMatched )	ChangeOperation
	MulDivMatched and ExprEmpty	CalculateLast
	AddSubMatched and ExprEmpty	CalculateAll
	ClearMatched	Clear
	ResetMatched	Reset
	1OpMatched	Calculate1Op
	TerminateMatched and ExprNotEmpty	PrepareExpressionT
	BackspaceMatched or SignMatched	Unexpected
AddToNumber	DigitMatched or ClearMatched
CalculateT	TerminateMatched
Idle_Busy	BackspaceMatched or SignMatched or MulDivMatched or ResetMatched or 1OpMatched
Calculate	AddSubMatched or MulDivMatched

State transition table, state ' AddToNumber ':

AddToNumber	EntryAction:	AddToNumber
AddToNumber	ExitAction:
Number	Ok and AckMatched

State transition table, state ' Calculate ':

Calculate	EntryAction:
Calculate	ExitAction:
Idle	Ok and AckMatched
Error	Error and AckMatched
ErrorClear	ErrorClear and AckMatched

State transition table, state ' Number ':

Number	EntryAction:
Number	ExitAction:
	AddSubMatched or TerminateMatched and ExprNotEmpty	CalculateAll
	MulDivMatched	CalculateLast
	BackspaceMatched	DeleteLastDigit
	ClearMatched	Clear
	ResetMatched	Reset
	1OpMatched	Calculate1Op
	SignMatched	ChangeSign
AddToNumber	DigitMatched
CalculateT	TerminateMatched and ExprEmpty
Calculate	AddSubMatched or MulDivMatched or ResetMatched or TerminateMatched

State transition table, state ' Error ':

Error	EntryAction:
Error	ExitAction:
	ResetMatched	Reset
	NOT_ResetMatched and NOT_AckMatched	DisplayResetMsg
Idle_Return	ResetMatched

State transition table, state ' ErrorClear ':

ErrorClear	EntryAction:
ErrorClear	ExitAction:
	ClearMatched	Clear
	ResetMatched	Reset
	NOT_ResetMatched and NOT_ClearMatched and NOT_AckMatched	DisplayClearMsg
Idle_Return	ClearMatched or ResetMatched

State transition table, state ' CalculateT ':

CalculateT	EntryAction:	CalculateT
CalculateT	ExitAction:
Idle	Ok and AckMatched

State transition table, state ' Idle_Busy ':

Idle_Busy	EntryAction:
Idle_Busy	ExitAction:
Idle	Ok and AckMatched
Error	Error and AckMatched
ErrorClear	ErrorClear and AckMatched

State transition table, state ' Idle_Return ':

Idle_Return	EntryAction:
Idle_Return	ExitAction:
Idle	Ok and AckMatched

Total number of states: 11