ItpGetError
ItpGetError is a function that returns the error number. A description of the NC error codes can be found here.
VAR_IN_OUT
VAR_IN_OUT
sNciToPlc : NCTOPLC_NCICHANNEL_REF;
END_VAR
sNciToPlc: The structure of the cyclic channel interface from the NCI to the PLC. This structure is only accessed for reading. (type: NCTOPLC_NCICHANNEL_REF)
Return value
ItpGetError: Error number
ItpGetError evaluates the variable 'nItpErrCode' from the cyclic interface. |
Sample
VAR
bItpError : BOOL;
nErrId : UDINT;
sNciToPlc AT%I*: NCTOPLC_NCICHANNEL_REF;
END_VAR
bItpError := ItpHasError( sNciToPlc );
IF bItpError THEN
nErrId := ItpGetError( sNciToPlc );
…
END_IF
Requirements
Development environment |
Target platform |
PLC libraries to be linked |
---|---|---|
TwinCAT v3.1.0 |
PC or CX (x86 or x64) |
Tc2_NCI |