JSONFileWriter (FB)¶
FUNCTION_BLOCK JSONFileWriter EXTENDS CBM.ETrig
Function block for writing of JSON files.
- InOut:
Scope
Name
Type
Initial
Comment
Inherited from
Input
xExecuteBOOLRising 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
xDoneBOOLTRUE: Action successfully completedETrig
xBusyBOOLTRUE: Function block activeETrig
xErrorBOOLTRUE: Error occurred, function block aborts actionFALSE: No errorETrig
Input
sFileNameSTRING(255)Path to the JSON file
eEncodingEncoding.UTF_8
File encoding
xAsyncModeBOOLTRUE
If true, writer runs in asynchronous mode
wsLinebreakWSTRING(2)„$R$N“
Line break character for the JSON writer. Use „“ to disable formatting and get a compact format. Default: $R$N
Inout
jsonDataJSONData object
Output
eError