Programming Examples
40
Keysight InfiniiVision M9241/42/43A PXIe Oscilloscopes SCPI Programmer's Guide
1381
DoQueryString(":TIMebase:POSition?")
' Set the acquisition type (NORMal, PEAK, AVERage, or HRESolution).
DoCommand ":ACQuire:TYPE NORMal"
Debug.Print "Acquire type: " + _
DoQueryString(":ACQuire:TYPE?")
' Or, configure by loading a previously saved setup.
' -----------------------------------------------------------------
Dim varSetupString As Variant
strPath = "c:\scope\config\setup.dat"
Open strPath For Binary Access Read As hFile
' Open file for input.
Get hFile, , varSetupString
' Read data.
Close hFile
' Close file.
' Write learn string back to oscilloscope using ":SYSTem:SETup"
' command:
DoCommandIEEEBlock ":SYSTem:SETup", varSetupString
Debug.Print "Setup bytes restored: " + CStr(LenB(varSetupString))
' Capture an acquisition using :DIGitize.
' -----------------------------------------------------------------
DoCommand ":DIGitize CHANnel1"
Exit Sub
VisaComError:
MsgBox "VISA COM Error:" + Err.Description
End
End Sub
'
' Analyze the captured waveform.
' -------------------------------------------------------------------
Private Sub Analyze()
On Error GoTo VisaComError
' Make a couple of measurements.
' -----------------------------------------------------------------
DoCommand ":MEASure:SOURce CHANnel1"
Debug.Print "Measure source: " + _
DoQueryString(":MEASure:SOURce?")
DoCommand ":MEASure:FREQuency"
varQueryResult = DoQueryNumber(":MEASure:FREQuency?")
MsgBox "Frequency:" + _
FormatNumber(varQueryResult / 1000, 4) + " kHz"
DoCommand ":MEASure:VAMPlitude"
varQueryResult = DoQueryNumber(":MEASure:VAMPlitude?")
MsgBox "Vertical amplitude:" + _
FormatNumber(varQueryResult, 4) + " V"
' Download the screen image.
Содержание InfiniiVision M9241A
Страница 1: ...Keysight InfiniiVision M9241 42 43A PXIe Oscilloscopes SCPI Programmer s Guide ...
Страница 52: ...52 Keysight InfiniiVision M9241 42 43A PXIe Oscilloscopes SCPI Programmer s Guide 2 Setting Up ...
Страница 178: ...178 Keysight InfiniiVision M9241 42 43A PXIe Oscilloscopes SCPI Programmer s Guide 5 Commands Quick Reference ...
Страница 246: ...246 Keysight InfiniiVision M9241 42 43A PXIe Oscilloscopes SCPI Programmer s Guide 7 Root Commands ...
Страница 268: ...268 Keysight InfiniiVision M9241 42 43A PXIe Oscilloscopes SCPI Programmer s Guide 8 ACQuire Commands ...
Страница 280: ...280 Keysight InfiniiVision M9241 42 43A PXIe Oscilloscopes SCPI Programmer s Guide 9 CALibrate Commands ...
Страница 354: ...354 Keysight InfiniiVision M9241 42 43A PXIe Oscilloscopes SCPI Programmer s Guide 15 EXTernal Trigger Commands ...
Страница 412: ...412 Keysight InfiniiVision M9241 42 43A PXIe Oscilloscopes SCPI Programmer s Guide 17 FUNCtion m Commands ...
Страница 416: ...416 Keysight InfiniiVision M9241 42 43A PXIe Oscilloscopes SCPI Programmer s Guide 18 HCOPY Commands ...
Страница 442: ...442 Keysight InfiniiVision M9241 42 43A PXIe Oscilloscopes SCPI Programmer s Guide 20 MARKer Commands ...
Страница 588: ...588 Keysight InfiniiVision M9241 42 43A PXIe Oscilloscopes SCPI Programmer s Guide 23 MTESt Commands ...
Страница 692: ...692 Keysight InfiniiVision M9241 42 43A PXIe Oscilloscopes SCPI Programmer s Guide 24 POWer Commands ...
Страница 1062: ...1062 Keysight InfiniiVision M9241 42 43A PXIe Oscilloscopes SCPI Programmer s Guide 30 TIMebase Commands ...
Страница 1250: ...1250 Keysight InfiniiVision M9241 42 43A PXIe Oscilloscopes SCPI Programmer s Guide 33 WGEN w Commands ...
Страница 1306: ...1306 Keysight InfiniiVision M9241 42 43A PXIe Oscilloscopes SCPI Programmer s Guide 35 Obsolete and Discontinued Commands ...
Страница 1314: ...1314 Keysight InfiniiVision M9241 42 43A PXIe Oscilloscopes SCPI Programmer s Guide 36 Error Messages ...
Страница 1376: ...1376 Keysight InfiniiVision M9241 42 43A PXIe Oscilloscopes SCPI Programmer s Guide 39 More About Oscilloscope Commands ...