FC_EtDiagExtToString - General Information

Overview

Converting an enumeration element of type ET_DiagExt of the PD_MultiBeltModule library to a string.

Every enumeration element has a name or value. The return value of the function is the name of the enumeration element.

Input	Data type	Description
i_etDiagExt	ET_DiagExt	The ET_DiagExt value that has to be converted

Output	Data type	Description
q_etDiag	GD.ET_Diag	General library-independent statement on the diagnostic. A value not equal to ET_Diag.Ok corresponds to an diagnostic message.
q_etDiagExt	ET_DiagExt	POU-specific output on the diagnostic. q_etDiag = ET_Diag.Ok -> Status message q_etDiag <> ET_Diag.Ok -> Diagnostic message

Output

Data type

Description

q_etDiag

General library-independent statement on the diagnostic.

A value not equal to ET_Diag.Ok corresponds to an diagnostic message.

q_etDiagExt

POU-specific output on the diagnostic.

q_etDiag = ET_Diag.Ok -> Status message

q_etDiag <> ET_Diag.Ok -> Diagnostic message

Data type	Description
STRING[80]	Name of the enumeration element that was transferred at the input i_etDiagExt.

q_etDiag	q_etDiagExt	Enumeration value	Description
OK	Ok	0	Ok
InputParameterInvalid	EtDiagExtInvalid	4	EtDiagExt is allocated with an invalid value.

Enumeration name:	EtDiagExtInvalid
Enumeration value:	4
Description:	EtDiagExt is allocated with an invalid value.

Issue/Cause	Solution
An invalid value was transferred at the i_etDiagExt input.	Ensure that only elements of ET_DiagExt are transferred to the i_etDiagExt input.

The EtDiagExt has successfully been converted to a string.