Keysight E4981A Programming Manual page 111

Measurement Applications (Sample Programs)
Detecting the Completion of Measurement using SRQ
Example 9-5 Detecting the Completion of Measurement Using SRQ
Sub Example5()
'===================================
' Configuration
'===================================
Dim defrm As Long 'Session to Default Resource Manager
Dim Agte4981a As Long 'Session to instrument
Dim Result As String * 500
Dim Res As Variant
Dim Nop As Integer, i As Integer, StbStatus As Integer
Const TimeOutTime = 30000
On Error GoTo ErrorHandler
'===================================
' Open Instrument
'===================================
ErrorCheck viOpenDefaultRM(defrm)
Call SelectMode(defrm, Agte4981a)
ErrorCheck viSetAttribute(Agte4981a, VI_ATTR_TMO_VALUE, TimeOutTime)
'===================================
' Setup Start
'===================================
Worksheets("5-1").Range("B6").Value = ""
ErrorCheck viVPrintf(Agte4981a, "SYST:PRES;*CLS" + vbLf, 0)
ErrorCheck viVPrintf(Agte4981a, "TRIG:SOUR BUS" + vbLf, 0)
ErrorCheck viVPrintf(Agte4981a, ":AVER ON" + vbLf, 0)
ErrorCheck viVPrintf(Agte4981a, ":AVER:COUN 10" + vbLf, 0)
ErrorCheck viVPrintf(Agte4981a, "STAT:OPER:ENAB 16" + vbLf, 0)
ErrorCheck viVPrintf(Agte4981a, "*SRE 128" + vbLf, 0)
Keysight E4981A 120 Hz/1 kHz/1 MHz Capacitance Meter 111