HEIDENHAIN TNC 640 (34059x-02) - Manual (Page 269)

Nesting 8.5
8
TNC 640 | User's Manual
HEIDENHAIN Conversational Programming | 5/2013
269
8.5 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