HEIDENHAIN TNC 407 (280 580) ISO Programming - Manual (Page 189)

6-11 TNC 426/TNC 425/TNC 415 B/TNC 407
6 Subprograms and Program Section Repeats
6.4 Nesting
1
2
1
1
3
7
4
2
1x
2x 4 1x 5 2x
6
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Repeating program section repeats
Program layout
% REPS G71 *
e.g. N15 G98 L1 *
e.g. N20 G98 L2 *
e.g. N27 L2,2 * ........................................................ The program section between this block and G98 L2 (block 20)
is repeated twice
e.g. N35 L1,1 * ........................................................ The program section between this block and G98 L1 (block 15)
is repeated once
N99999 % REPS G71 *
Program execution
1st step: Main program REPS is executed up to block 27.
2nd step: Program section between block 27 and block 20 is repeated twice.
3rd step: Main program REPS is executed from block 28 to block 35.
4th step: Program section between block 35 and block 15 is repeated once.
5th step: Repetition of the second step within step 4 .
6th step: Repetition of the third step within step 4 .
7th step: Main program REPS is executed from block 36 to block 50. End of program.
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