HEIDENHAIN iTNC 530 (340 49x-06) ISO programming - Manual (Page 39)

HEIDENHAIN iTNC 530 39
9.1 Principle and Overview ..... 262
Programming notes ..... 264
Calling Q-parameter functions ..... 265
9.2 Part Families—Q Parameters in Place of Numerical Values ..... 266
Function ..... 266
9.3 Describing Contours through Mathematical Operations ..... 267
Function ..... 267
Overview ..... 267
Programming fundamental operations ..... 268
9.4 Trigonometric Functions ..... 269
Definitions ..... 269
Programming trigonometric functions ..... 270
9.5 If-Then Decisions with Q Parameters ..... 271
Function ..... 271
Unconditional jumps ..... 271
Programming If-Then decisions ..... 272
9.6 Checking and Changing Q Parameters ..... 273
Procedure ..... 273
9.7 Additional Functions ..... 274
Overview ..... 274
D14: ERROR: Displaying error messages ..... 275
D15 PRINT: Output of texts or Q parameter values ..... 279
D19 PLC: Transfer values to the PLC ..... 280
9.8 Entering Formulas Directly ..... 281
Entering formulas ..... 281
Rules for formulas ..... 283
Programming example ..... 284
9.9 String Parameters ..... 285
String processing functions ..... 285
Assigning string parameters ..... 286
Chain-linking string parameters ..... 287
Converting a numerical value to a string parameter ..... 288
Copying a substring from a string parameter ..... 289
Copying system data to a string parameter ..... 290
Converting a string parameter to a numerical value ..... 292
Checking a string parameter ..... 293
Finding the length of a string parameter ..... 294
Comparing alphabetic priority ..... 295
9 Programming: Q Parameters ..... 261