Teledyne LeCroy WaveRunner XI SERIES Operator’s Manual - Manual (Page 10)

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Selecting a Math Function Call ............................................................................................................................... 174
Selecting a Parameter Function Call ...................................................................................................................... 174
The Excel Control Dialog ........................................................................................................................................ 174
Entering a File Name .............................................................................................................................................. 175
Organizing Excel sheets .......................................................................................................................................... 175
Setting the Vertical Scale ....................................................................................................................................... 176
Trace Descriptors ................................................................................................................................................... 176
Multiple Inputs and Outputs .................................................................................................................................. 176
Examples ................................................................................................................................................................ 177
Simple Excel Example 1 .................................................................................................................................................... 177
Simple Excel Example 2 .................................................................................................................................................... 179
Exponential Decay Time Constant Excel Parameter (Excel Example 1) ............................................................................ 181
Gated Parameter Using Excel (Excel Example 2) .............................................................................................................. 182
How Does this Work? ....................................................................................................................................................... 183
Correlation Excel Waveform Function (Excel Example 3) ................................................................................................. 183
Multiple Traces on One Grid (Excel Example 4)................................................................................................................ 184
Using a Surface Plot (Excel Example 5) ............................................................................................................................ 186
Writing VB Scripts .................................................................................................................................................. 186
Types of Scripts in VBS ..................................................................................................................................................... 186
Loading and Saving VBScripts .......................................................................................................................................... 187
The default parameter function script: explanatory notes .............................................................................................. 190
Scripting with VBScript ..................................................................................................................................................... 191
Variable Types .................................................................................................................................................................. 191
Variable Names ...................................................................................................................................................... 191
Arithmetic Operators ............................................................................................................................................. 192
Results of Calculations ..................................................................................................................................................... 193
Order of Calculations ....................................................................................................................................................... 193
VBS Controls ........................................................................................................................................................... 194
IF . . . Then . . . Else . . . End If ........................................................................................................................................... 194
Summary of If . . . . Then . . . . Else .................................................................................................................................... 196
Select Case ....................................................................................................................................................................... 196
Summary of Select Case . . . . End Select .......................................................................................................................... 197
Do . . . Loop ...................................................................................................................................................................... 197
While . . . Wend ................................................................................................................................................................ 198
For . . . Next ...................................................................................................................................................................... 198
VBS keywords and functions .................................................................................................................................. 199
Other VBS Words .............................................................................................................................................................. 200
Functions ................................................................................................................................................................ 200
Hints and Tips for VBScripting ................................................................................................................................ 201
Errors ...................................................................................................................................................................... 202
Error Handling ........................................................................................................................................................ 203
Speed of Execution ................................................................................................................................................ 204
Scripting Ideas ........................................................................................................................................................ 205
Example Waveform Script ...................................................................................................................................... 205
Example Parameter Scripts .................................................................................................................................... 205
Debugging Scripts................................................................................................................................................... 205
Horizontal Control Variables .................................................................................................................................. 206
Vertical Control Variables ...................................................................................................................................... 206
List of Variables Available to Scripts ...................................................................................................................... 206
Communicating with Excel from a VBScript........................................................................................................... 207
Calling MATLAB from the Instrument .................................................................................................................... 208