HEIDENHAIN TNC 320 (34055x-06) - Manual (Page 227)

Nesting 7.5
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TNC 320 | User's Manual HEIDENHAIN Conversational Programming | 5/2013
227
7.5 Nesting
Types of nesting
Subprograms within a subprogram
Program section repeats within a program section repeat
Subprograms repeated
Program section repeats within a subprogram
Nesting depth
The nesting depth is the number of successive levels in which
program sections or subprograms can call further program sections
or subprograms.
Maximum nesting depth for subprograms: 19
Maximum nesting depth for main program calls: 19, where a
CYCL CALL acts like a main program call
You can nest program section repeats as often as desired