# :LLINe:DISPlay

:LLINe Commands

- :LLINe Subsystem
- :LLINe:DISPlay
- :LLINe:HOFFset
- :LLINe:LOAD:FNAMe
- :LLINe:SOURce

## Command Syntax

    :LLINeN:DISPlay {ON | OFF}

Where N identifies one of 64 {1:64} possible limit lines. For example, `:LLINe23`.

## Query Syntax

    :LLINeN:DISPlay?

## Description

Loads a Limit Line Test file and displays the test. Up to 64 Limit Line Tests can be simultaneously displayed. To specify the name of the Limit Line Test file to load, use the `:LLINe:LOAD:FNAMe` command. To select the waveform on which to assign the Limit Line Test, use the `:LLINe:SOURce` command. To apply horizontal offset to all limit lines that are defined in a displayed Limit Line Test, use the `:LLINe:HOFFset` command.

After the test has loaded and displayed, use the following commands to return measurement data:

- For the entire Limit Line Test:

- `:MEASure:LLINe:FPOints?` returns the number of displayed failed data points.
- `:MEASure:LLINe:MARGin?` returns the pass/fail margin.
- `:MEASure:LLINe:MLOCation?` returns the time location of the pass/fail margin.

- For a selected limit line in the Limit Line Test:

- `:MEASure:LLINe:LINE:FPOints?` returns the number of displayed failed data points.
- `:MEASure:LLINe:LINE:MARGin?` returns the pass/fail margin.
- `:MEASure:LLINe:LINE:MLOCation?` returns the time location of the pass/fail margin.

## Example

    :ACQuire:STOP
    :ACQuire:CDISplay
    //  Load and start limit line test.
    :LLINe1:LOAD:FNAMe "%USER_DATA_DIR%\Limit Lines\Golden Test.lltx"
    :LLINe1:SOURce CHANnel1_1
    :LLINe1:DISPlay ON
    :ACQuire:RUN  //  Enable data acquisition.