HEIDENHAIN TNC 320 (77185x-01) ISO programming User Manual
Page 28
Contents
28
TNC 320 | User's Manual for DIN/ISO Programming | 3/2014
9
Programming: Q Parameters.......................................................................................................247
9.1
Principle and overview of functions................................................................................................. 248
Programming notes...............................................................................................................................249
Calling Q parameter functions.............................................................................................................. 250
9.2
Part families—Q parameters in place of numerical values............................................................. 251
Application............................................................................................................................................. 251
9.3
Describing contours with mathematical functions......................................................................... 252
Application............................................................................................................................................. 252
Overview............................................................................................................................................... 252
Programming fundamental operations..................................................................................................253
9.4
Angle functions (trigonometry)......................................................................................................... 254
Definitions............................................................................................................................................. 254
Programming trigonometric functions.................................................................................................. 254
9.5
If-then decisions with Q parameters................................................................................................ 255
Application............................................................................................................................................. 255
Unconditional jumps..............................................................................................................................255
Programming if-then decisions............................................................................................................. 255
9.6
Checking and changing Q parameters............................................................................................. 256
Procedure.............................................................................................................................................. 256
9.7
Additional functions............................................................................................................................258
Overview............................................................................................................................................... 258
D14: Displaying error messages........................................................................................................... 259
D18: Reading system data....................................................................................................................263
D19: Transfer values to PLC................................................................................................................. 272
D20: NC and PLC synchronization........................................................................................................272
D29: Transfer values to the PLC...........................................................................................................274
D37 EXPORT.........................................................................................................................................274