Change the view of variable cross references

The
References
pane of the
Cross Reference Browser
displays additional information for variable cross references graphically in the Tree view or textually in the List view.
Item
POU Description
I/O Wiring Description
crb_tv7Read action
The variable instance of the cross reference reads from another element.
The variable reads from the channel.
crb_tv3Write to action
The variable instance of the cross reference writes to another element.
The variable writes to the channel.
Usage
In List view, the element affected by the variable instance of the cross reference such as a variable, block input, or block output.
In List view, the I/O Wiring.
Location
In List view, the grid position within the language container where the variable is in use. The position is calculated from the upper-left corner of the bounding box of the element.
In List view, the wired directly represented variable identifier.
To change the view of variable cross references
  1. In the
    Cross Reference Browser
    , display the updated cross references for variables.
  2. To view the cross references graphically in the References pane, click
    Show Tree
    .
  3. To view the cross references textually in the References pane, click
    Show List
    .
    TIP:
    • Tree view displays the common path and number of affected elements above the
      Reference
      pane. Tree view includes the action, variable instance of the cross reference, location, and affected element within the pane.
    • List view displays the variable instance of the cross reference above the
      Reference
      pane and indicates the action, usage including the affected element, and location within the pane.
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