HEIDENHAIN iTNC 530 (34049x-08) - Manual (Page 46)

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9.1 Principle and overview ..... 308
Programming notes ..... 310
Calling Q-parameter functions ..... 311
9.2 Part families—Q parameters in place of numerical values ..... 312
Function ..... 312
9.3 Describing contours through mathematical operations ..... 313
Function ..... 313
Overview ..... 313
Programming fundamental operations ..... 314
9.4 Trigonometric functions ..... 315
Definitions ..... 315
Programming trigonometric functions ..... 316
9.5 Circle calculations ..... 317
Function ..... 317
9.6 If-then decisions with Q parameters ..... 318
Function ..... 318
Unconditional jumps ..... 318
Programming if-then decisions ..... 319
Abbreviations used: ..... 319
9.7 Checking and changing Q parameters ..... 320
Procedure ..... 320
9.8 Additional functions ..... 321
Overview ..... 321
FN 14: ERROR: Displaying error messages ..... 322
FN 15: PRINT: Output of texts or Q parameter values ..... 326
FN 16: F-PRINT: Formatted output of text and Q-parameter values ..... 327
FN 18: SYS-DATUM READ: Read system data ..... 332
FN 19: PLC: Transfer values to the PLC ..... 339
FN 20: WAIT FOR: NC and PLC synchronization ..... 340
FN 25: PRESET: Set a new datum ..... 342
9.9 Entering formulas directly ..... 343
Entering formulas ..... 343
Rules for formulas ..... 345
Programming example ..... 346
9 Programming: Q parameters ..... 307