HEIDENHAIN TNC 320 User Manual page 25

8 Programming: Q Parameters.........................................................................................................235
8.1 Principle and overview of functions.................................................................................................. 236
Programming notes................................................................................................................................237
Calling Q parameter functions............................................................................................................... 238
8.2 Part families—Q parameters in place of numerical values.............................................................. 239
Application.............................................................................................................................................. 239
8.3 Describing contours with mathematical functions.......................................................................... 240
Application.............................................................................................................................................. 240
Overview................................................................................................................................................ 240
Programming fundamental operations...................................................................................................241
8.4 Angle functions (trigonometry).......................................................................................................... 242
Definitions...............................................................................................................................................242
Programming trigonometric functions................................................................................................... 242
8.5 Calculation of circles............................................................................................................................243
Application.............................................................................................................................................. 243
8.6 If-then decisions with Q parameters................................................................................................. 244
Application.............................................................................................................................................. 244
Unconditional jumps...............................................................................................................................244
Programming if-then decisions.............................................................................................................. 244
Abbreviations used:................................................................................................................................245
8.7 Checking and changing Q parameters...............................................................................................246
Procedure............................................................................................................................................... 246
8.8 Additional functions.............................................................................................................................248
Overview................................................................................................................................................ 248
FN 14: ERROR: Displaying error messages...........................................................................................249
FN 16: F-PRINT: Output of formatted texts and Q parameter values.....................................................253
FN 18: SYS-DATUM READ: Reading system data................................................................................. 257
FN 19: PLC: Transfer values to PLC...................................................................................................... 266
FN 20: WAIT FOR: NC and PLC synchronization.................................................................................. 266
FN 29: PLC: Transfer values to the PLC................................................................................................268
FN 37: EXPORT......................................................................................................................................268
TNC 320 | User's Manual HEIDENHAIN Conversational Programming | 5/2013
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