Commands by Subsystem 3

N O T E

 

If the format is TIFF, the only valid value area parameter is GRATicule, and the only valid

 

palette parameter is MONOchrome.

 

 

 

 

If the format is something other than TIFF, the only valid area parameter is SCReen, and the

 

 

only valid values for palette are GRAYscale or COLor.

 

 

Return Format

<display data><NL>

 

 

<display data> ::= binary block data in IEEE-488.2 # format.

See Also

"Introduction to :DISPlay Commands" on page 161

 

 

":DISPlay:SOURce" on page 169

 

 

":HARDcopy:INKSaver" on page 199

 

 

":MERGe" on page 104

 

 

":PRINt" on page 115

 

 

"*RCL (Recall)" on page 74

 

 

"*SAV (Save)" on page 78

 

 

":VIEW" on page 122

Example Code ' IMAGE_TRANSFER - In this example, we will query for the image data

'with ":DISPLAY:DATA?", read the data, and then save it to a file. Dim byteData() As Byte

myScope.IO.Timeout = 15000

myScope.WriteString ":DISPLAY:DATA? BMP, SCREEN, COLOR" byteData = myScope.ReadIEEEBlock(BinaryType_UI1)

'Output display data to a file:

strPath = "c:\scope\data\screen.bmp"

'Remove file if it exists. If Len(Dir(strPath)) Then

Kill strPath End If

Close #1 ' If #1 is open, close it.

Open strPath

For Binary Access Write Lock Write As #1

' Open file f

or output.

 

 

 

Put #1, , byteData

' Write data.

 

Close #1 '

Close

file.

 

myScope.IO.Timeout

= 5000

 

Example program from the start: "VISA COM Example in Visual Basic" on page 578

Agilent InfiniiVision 5000 Series Oscilloscopes Programmer's Reference

165

Page 165
Image 165
Agilent Technologies 5000 Series Palette parameter is MONOchrome, Only valid values for palette are GRAYscale or COLor