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Table of contents

Basic logic functions: PLC Basic program powerline (P3 pl)

Function Manual, 11/2006, 6FC5397-0BP10-2BA0

2.14 Programming tips with STEP 7..................................................................................................272

2.14.1 General ......................................................................................................................................272

2.14.2 Copying data..............................................................................................................................272

2.14.3 ANY and POINTER....................................................................................................................273

2.14.3.1 POINTER or ANY variable for transfer to FC or FB...................................................................273

2.14.3.2 General ......................................................................................................................................275

2.14.3.3 Use of POINTER and ANY in FC if POINTER or ANY is available as parameter.....................275

2.14.3.4 Use of POINTER and ANY in FB if POINTER or ANY is available as parameter.....................277

2.14.4 Multiinstance DB ........................................................................................................................278

2.14.5 Strings........................................................................................................................................280

2.14.6 Determining offset addresses for data block structures ............................................................281

3 Supplementary conditions ..................................................................................................................... 283

4 Examples............................................................................................................................................... 285

5 Data lists................................................................................................................................................ 287

5.1 Machine data..............................................................................................................................287

5.1.1 NC-specific machine data ..........................................................................................................287

5.1.2 Channelspecific machine data...................................................................................................287

Index...................................................................................................................................................... 289