RIGOL
VSA Programming Guide
2-19
:DISPlay:BACKlight
Syntax
:DISPlay:BACKlight <integer>
:DISPlay:BACKlight?
Description
Sets the brightness of the backlight of LCD.
Queries the brightness of the backlight of LCD.
Parameter
Name
Type
Range
Default
<integer>
Integer
1 to 100
100
Return Format
The query returns the brightness of the LCD backlight in integer.
Example
The following command sets the brightness of the LCD backlight to 50.
:DISPlay:BACKlight 50
The following query returns 50.
:DISPlay:BACKlight?
:DISPlay:DDEMod:TRACe<n>:DDEMod:EYE:COUNt
Syntax
:DISPlay:DDEMod:TRACe<n>:DDEMod:EYE:COUNt <real>
:DISPlay:DDEMod:TRACe<n>:DDEMod:EYE:COUNt?
Description
Sets the eye length of the specified trace.
Queries the eye length of the specified trace.
Parameter
Name
Type
Range
Default
<n>
Discrete
1|2|3|4
--
<real>
Consecutive Real Number
1 to 40
2
Return Format
The query returns the eye length of the specified trace in scientific notation.
Example
The following command sets the eye length of Trace 1 to 3.
:DISPlay:DDEMod:TRACe1:DDEMod:EYE:COUNt 3
The following query returns 3.
:DISPlay:DDEMod:TRACe1:DDEMod:EYE:COUNt?