Siemens SINUMERIK 808D ADVANCED Series Commissioning Manual page 334

Tag identifier
NC_INSTRUCTION
334
Description
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>
Commissioning Manual
6FC5397-4EP10-0BA8, 07/2018