CSVReaderInit (FB)¶
FUNCTION_BLOCK CSVReaderInit EXTENDS CBM.ETrig
Initialization of the CSV reader.
- InOut:
Scope
Name
Type
Initial
Comment
Inherited from
Input
xExecute
BOOL
Rising edge: Action startsFalling edge: Resets outputsIf a falling edge occurs before the function block has completed its action, the outputs operate in the usual manner and are only reset if either the action is completed or in the event of an error. In this case, the corresponding output values (xDone
,xError
) are present at the outputs for exactly one cycle.ETrig
Output
xDone
BOOL
TRUE
: Action successfully completedETrig
xBusy
BOOL
TRUE
: Function block activeETrig
xError
BOOL
TRUE
: Error occurred, function block aborts actionFALSE
: No errorETrig
Input
szFileName
STRING
Filename of the CSV file
sLineSeparator
STRING(2)
‘$R$N’
Line separator, default: ‘$R$N’
sColumnSeparator
STRING(1)
‘;’
Column separator, default: ‘;’
xCloseFile
BOOL
Close the file
Output
eError
Error code
hFile
SysFile.RTS_IEC_HANDLE
File handle