Agilent Technologies InfiniiVision 5000 Series Programmer's Manual page 518

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5
Commands by Subsystem
Example program from the start:
page 744
518
'
TYPE
: int16 - 0 = NORMAL, 1 = PEAK DETECT, 2 = AVERAGE
'
POINTS
: int32 - number of data points transferred.
'
COUNT
: int32 - 1 and is always 1.
'
XINCREMENT
: float64 - time difference between data points.
'
XORIGIN
: float64 - always the first data point in memory.
'
XREFERENCE
: int32 - specifies the data point associated with
'
'
YINCREMENT
: float32 - voltage diff between data points.
'
YORIGIN
: float32 - value is the voltage at center screen.
'
YREFERENCE
: int32 - specifies the data point where y-origin
'
Dim Preamble()
Dim intFormat As Integer
Dim intType As Integer
Dim lngPoints As Long
Dim lngCount As Long
Dim dblXIncrement As Double
Dim dblXOrigin As Double
Dim lngXReference As Long
Dim sngYIncrement As Single
Dim sngYOrigin As Single
Dim lngYReference As Long
Dim strOutput As String
myScope.WriteString ":WAVEFORM:PREAMBLE?"
Preamble() = myScope.ReadList
intFormat = Preamble(0)
intType = Preamble(1)
lngPoints = Preamble(2)
lngCount = Preamble(3)
dblXIncrement = Preamble(4)
dblXOrigin = Preamble(5)
lngXReference = Preamble(6)
sngYIncrement = Preamble(7)
sngYOrigin = Preamble(8)
lngYReference = Preamble(9)
Agilent InfiniiVision 5000 Series Oscilloscopes Programmer's Guide
x-origin.
occurs.
' Query for the preamble.
' Read preamble information.
"VISA COM Example in Visual Basic"
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