HEIDENHAIN iTNC 530 285
8.5 Nesting
Repeating a subprogram
Example NC blocks
Program execution
1 Main program UPGREP is executed up to block 11.
2 Subprogram 2 is called and executed.
3 Program section between block 10 and block 12 is repeated twice.
Subprogram 2 is repeated twice.
4 Main program SPGREP is executed from block 13 to block 19. End
of program.
0 BEGIN PGM SUBPGREP 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 SUBPRGREP MM
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