User's Manual TNC 360 (from 259 900-11) - heidenhain

6 Subprograms and Program Section Repeats
6.4 Nesting
TNC 360
30 LBL 1
31 L X+15 Y+10 R0 FMAX M3
32 L Z+2 FMAX
33 CALL LBL 2
34 L X+45 Y+60 FMAX
35 CALL LBL 2
36 L X+75 Y+10 FMAX
37 CALL LBL 2
38 LBL 0
39 LBL 2
40 L M99
41 L IX+20 F9999 M99
42 L IY+20 M99
43 L IX–20 M99
44 LBL 0
45 END PGM 3600610 MM
Repeating program section repeats
Program layout
0
.
BEGIN PGM 3600611 MM
.
.
1
e.g. 15. LBL 1
.
.
1
e.g. 20 LBL 2
.
.
.
21
4
2x 2 4 2x 5
Move to first hole in each group, then call subprogram 2
Machine first hole, then move to and machine the other holes
using the same cycle
e.g. 27 CALL LBL 2 REP 2/2 ................................ Program section between this block and LBL 2 (block 20) is
.
repeated twice
. 3 6
.
e.g. 35 CALL LBL 1 REP 1/1 ................................ Program section between this block and LBL 1 (block 15) is
.
.
.
7
repeated once
e.g. 50 END PGM 3600611 MM
Sequence of program execution
Step 1: Main program 3600611 is executed up to block 27.
Step 2: Program section between block 27 and block 20 is repeated
twice.
Step 3: Main program 3600611 is executed from block 28 to block 35.
Step 4: Program section between block 35 and block 15 is repeated
once.
Step 5: Repetition of step 2 within step 4 .
Step 6: Repetition of step 3 within step 4 .
Step 7: Main program 3600611 is executed from block 36 to block 50.
End of program.
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