HEIDENHAIN TNC 320 (34055x-06) - Manual (Page 230)

Programming: Subprograms and program section repeats
7.5 Nesting
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TNC 320 | User's Manual HEIDENHAIN Conversational Programming | 5/2013
Repeating a subprogram
Example NC blocks
0 BEGIN PGM UPGREP MM
...
10 LBL 1
Beginning of program section repeat 1
11 CALL LBL 2 Subprogram call
12 CALL LBL 1 REP 2 The program section between LBL 1 and this block
...
(block 10) is repeated twice
19 L Z+100 R0 FMAX M2 Last block of the main program with M2
20 LBL 2
Beginning of subprogram
...
28 LBL 0
End of subprogram
29 END PGM UPGREP MM
Program execution
1 Main program UPGREP is executed up to block 11.
2 Subprogram 2 is called and executed.
3 Program section between block 12 and block 10 is repeated
twice. This means that subprogram 2 is repeated twice.
4 Main program UPGREP is executed from block 13 to block 19.
End of program.