*LRN

Type

Query

Syntax

*LRN?

Description

This command gets the device setup query. This command is defined as "Learn Device Setup Query" in IEEE 488.2. The command returns instrument settings by binary block data (same as Save/Recall state file contents) with "SYSTem:SET " prefix.

The returned data is the same as the contents of state file which can be saved by the :MMEM:STOR. Therefore, the returned data contents is changed according to the setting of :MMEM:STOR:STYP.

Variable

Query Response

{binary}<newline><^END>

Examples

Dim LRNData() As Byte, SETData() As Byte, NoofByte As Double

 '*** Get the LRN data as Binary data

 Ana.WriteString "*LRN?", True

 LRNData = Ana.ReadIEEEBlock(BinaryType_UI1, False, True)

 '*** Save the LRN data in the file

Open "C:\LRN.dat" For Binary As #1

Put #1, , LRNData()

Close

MsgBox "Get Data"

'*** Recall the LRN data from the file

Open "C:\LRN.dat" For Binary As #1

NoofByte = LOF(1)

          ReDim SETData(NoofByte)

          Get #1, , SETData()

Close

 '*** Send the LRN data to E4990A

Ana.IO.Write SETData, NoofByte

Related Commands

:MMEM:STOR

:MMEM:STOR:STYP

:SYST:SET

Equivalent Softkey

No equivalent key is available on the front panel.

COM Command Syntax (Internal Control Only)

SCPI.IEEE4882.LRN