Ny-Series Instructions Reference Manual (W560 - Omron NY532-5400 Reference Manual

2 Instruction Descriptions
ST
Internal
Variables
External
Variables
// Detect when Trigger changes to TRUE.
IF ( (Trigger=TRUE) AND (LastTrigger=FALSE) AND (_Card1Ready=TRUE) ) THEN
OperatingStart:=TRUE;
Operating
END_IF;
LastTrigger:=Trigger;
// Initialize FileWriteVar instruction.
IF (OperatingStart=TRUE) THEN
FileWriteVar_instance(
Execute
WriteVar
OperatingStart
END_IF;
// Execute FileWriteVar instruction.
IF (Operating=TRUE) THEN
FileWriteVar_instance(
Execute
FileName :='File1.dat', // File name
WriteVar :=Var1,
OverWrite:=TRUE);
IF (FileWriteVar_instance.Done=TRUE) THEN
// Processing after normal end.
Operating:=FALSE;
END_IF;
IF (FileWriteVar_instance.Error=TRUE) THEN
// Processing after error end.
Operating:=FALSE;
END_IF;
END_IF;
2-1248
Variable Data type
Trigger BOOL
LastTrigger BOOL
OperatingStart BOOL
Operating BOOL
ARRAY[0..999]
Var1
OF INT
FileWriteVar_instance FileWriteVar
Variable
_Card1Ready
:=TRUE;
:=FALSE,
:=Var1);
:=FALSE;
:=TRUE,
// Variable
// Enable overwrite.
Initial
value
FALSE Execution condition
Value of Trigger from previous task
FALSE
period
FALSE Processing started.
FALSE Processing
[1000(0)] Variable
Data type Comment
BOOL SD Memory Card Ready Flag

NY-series Instructions Reference Manual (W560)

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