Siemens SINUMERIK 808D - Page 350

Commissioning Manual
350 01/2017
Tag identifier
Description
NC_INSTRUCTION
This tag is used to define the NC instruction to be generated.
All listed cycle parameters are automatically created as string variables of the
FORM
and are available to the
FORM
.
Precondition: The FORMattribute
type
is set to the value
CYCLE
.
Attribute:
•
refvar
If the tag is assigned a reference variable, all parameters are pre-assigned
with the values from the NC block saved in the reference variables.
Syntax:
<NC_INSTRUCTION> NC instruction with placeholders </
NC_INSTRUCTION>
Example:
<let name="cyc_string" type="string"> Cycle100(0, 1000,
5)</let>
...
...
...
<FORM name = "cycle100_form" type= "CYCLE">
<NC_INSTRUCTION refvar= "cyc_string" >Cycle100($p1, $p2,
$p3)</ NC_INSTRUCTION>
..
…
…
</FORM>