HEIDENHAIN TNC 426 B, TNC 430
243
9.5 Nesting
9.5 Nesting
You can nest subprograms and program section repeats in the
following ways:
■
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: 8
■
Maximum nesting depth for calling main programs: 4
■
You can nest program section repeats as often as desired
Subprogram within a subprogram
Example NC blocks
0
BEGIN PGM SUBPGM MM
...
17
CALL LBL 1
...
35
L Z+100 R0 FMAX M2
36
LBL 1
...
39
39 CALL LBL 2
...
45
LBL 0
46
LBL 2
...
62
LBL 0
63
END PGM SUBPGM MM
Call the subprogram marked with LBL1
Last program block of the
main program (with M2)
Beginning of subprogram 1
Call the subprogram marked with LBL2
End of subprogram 1
Beginning of subprogram 2
End of subprogram 2
LKAP9.PM6
30.06.2006, 07:04
243
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Summary of Contents for TNC 426 B
Page 3: ...BAUSKLA PM6 30 06 2006 07 03 2 www EngineeringBooksPdf com ...
Page 4: ...BAUSKLA PM6 30 06 2006 07 03 3 www EngineeringBooksPdf com ...
Page 6: ...CINHALT PM6 30 06 2006 07 03 2 www EngineeringBooksPdf com ...
Page 16: ...CINHALT PM6 30 06 2006 07 03 12 www EngineeringBooksPdf com ...
Page 17: ...Introduction 1 Dkap1 pm6 30 06 2006 07 03 1 www EngineeringBooksPdf com ...
Page 29: ...Manual Operation and Setup 2 Dkap2_3 pm6 30 06 2006 07 03 13 www EngineeringBooksPdf com ...
Page 83: ...Programming Tools 5 Fkap5 pm6 30 06 2006 07 03 67 www EngineeringBooksPdf com ...
Page 106: ...Fkap5 pm6 30 06 2006 07 03 90 www EngineeringBooksPdf com ...
Page 107: ...Programming Programming Contours 6 Gkap6 pm6 30 06 2006 07 04 91 www EngineeringBooksPdf com ...
Page 165: ...Hkap7 pm6 30 06 2006 07 03 150 www EngineeringBooksPdf com ...
Page 166: ...Programming Cycles 8 kkap8 pm6 30 06 2006 07 03 151 www EngineeringBooksPdf com ...
Page 253: ...kkap8 pm6 30 06 2006 07 04 238 www EngineeringBooksPdf com ...
Page 265: ...LKAP9 PM6 30 06 2006 07 04 250 www EngineeringBooksPdf com ...
Page 266: ...Programming Q Parameters 10 MKAP10 PM6 30 06 2006 07 04 251 www EngineeringBooksPdf com ...
Page 297: ...MKAP10 PM6 30 06 2006 07 04 282 www EngineeringBooksPdf com ...
Page 298: ...Test Run and Program Run 11 NKAP11 PM6 30 06 2006 07 04 283 www EngineeringBooksPdf com ...
Page 312: ...MOD Functions 12 Okap12 pm6 30 06 2006 07 04 297 www EngineeringBooksPdf com ...
Page 332: ...Tables and Overviews 13 Pkap13 pm6 30 06 2006 07 04 317 www EngineeringBooksPdf com ...