HEIDENHAIN iTNC 530 (340 49x-03) ISO programming - Manual (Page 34)

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11.1 Principle and Overview ..... 506
Programming notes ..... 507
Calling Q parameter functions ..... 508
11.2 Part Families—Q Parameters in Place of Numerical Values ..... 509
Example NC blocks ..... 509
Example ..... 509
11.3 Describing Contours through Mathematical Operations ..... 510
Function ..... 510
Overview ..... 510
Programming fundamental operations ..... 511
11.4 Trigonometric Functions ..... 513
Definitions ..... 513
Programming trigonometric functions ..... 514
11.5 If-Then Decisions with Q Parameters ..... 515
Function ..... 515
Unconditional jumps ..... 515
Programming If-Then decisions ..... 515
Abbreviations used: ..... 516
11.6 Checking and Editing Q Parameters ..... 517
Procedure ..... 517
11.7 Additional Functions ..... 518
Overview ..... 518
D14: ERROR: Output error messages ..... 519
D15: PRINT: Output of texts or Q parameter values ..... 523
D19: PLC: Transfer values to the PLC ..... 523
11.8 Entering Formulas Directly ..... 524
Entering formulas ..... 524
Rules for formulas ..... 526
Programming example ..... 527
11.9 String Parameters ..... 528
String processing functions ..... 528
Assigning string parameters ..... 529
Chain-linking string parameters ..... 529
Converting a numerical value to a string parameter ..... 530
Copying a substring from a string parameter ..... 531
Converting a string parameter to a numerical value ..... 532
Checking a string parameter ..... 533
Finding the length of a string parameter ..... 534
Comparing alphabetic priority ..... 535
11 Programming: Q Parameters ..... 505