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HEIDENHAIN TNC 620 (81760x-01) User Manual

Page 30

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Contents

30

TNC 620 | User's Manual

HEIDENHAIN Conversational Programming | 3/2014

9

Programming: Q Parameters.......................................................................................................271

9.1

Principle and overview of functions................................................................................................. 272

Programming notes...............................................................................................................................273
Calling Q parameter functions.............................................................................................................. 274

9.2

Part families—Q parameters in place of numerical values............................................................. 275

Application............................................................................................................................................. 275

9.3

Describing contours with mathematical functions......................................................................... 276

Application............................................................................................................................................. 276
Overview............................................................................................................................................... 276
Programming fundamental operations..................................................................................................277

9.4

Angle functions (trigonometry)......................................................................................................... 278

Definitions............................................................................................................................................. 278
Programming trigonometric functions.................................................................................................. 278

9.5

Calculation of circles...........................................................................................................................279

Application............................................................................................................................................. 279

9.6

If-then decisions with Q parameters................................................................................................ 280

Application............................................................................................................................................. 280
Unconditional jumps..............................................................................................................................280
Programming if-then decisions............................................................................................................. 280
Abbreviations used:...............................................................................................................................281

9.7

Checking and changing Q parameters............................................................................................. 282

Procedure.............................................................................................................................................. 282

9.8

Additional functions............................................................................................................................284

Overview............................................................................................................................................... 284
FN 14: ERROR: Displaying error messages......................................................................................... 285
FN 16: F-PRINT: Output of formatted texts and Q parameter values....................................................289
FN 18: SYS-DATUM READ: Reading system data................................................................................293
FN 19: PLC: Transfer values to PLC..................................................................................................... 302
FN 20: WAIT FOR: NC and PLC synchronization................................................................................. 302
FN 29: PLC: Transfer values to the PLC...............................................................................................304
FN 37: EXPORT.....................................................................................................................................304