IEC61131 String escape sequences

When creating a text file from a KAS program, The following escape sequences can be used for formatting.

Escape sequence	Produces
$$	$
$'	'
$L	linefeed
$N	newline
$P	page (form feed)
$R	return
$T	tab
$xx	hex value

 

 

 

 

 

 

 

 

Example:

   ID:=F_WOPEN('c:\ billfile.txt');

   WOK:=FM_WRITE(ID,'123456$N');

   //WOK:=FM_WRITE(ID,'$N');

   WOK:=FM_WRITE(ID,'abcd$N');

   WOK:=FM_WRITE(ID,'the end');

   WOK:=F_Close(ID);

And File output is .

123456

abcd

the end