Altium Designer Documentation

Edit Aperture

Created: March 30, 2022 | Updated: April 14, 2022
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Edit Aperture Dialog

The Edit Aperture dialog
The Edit Aperture dialog

Summary

The Edit Aperture dialog provides controls to set up the required aperture information for the design.

Access

The Edit Aperture dialog is accessed from the Legacy tab of the Gerber Setup dialog in the following ways:

  • by selecting the Add Aperture command from the button drop-down at the bottom-right of the apertures list;
  • by selecting an aperture in the apertures list and selecting the Edit Aperture command from the button drop-down at the bottom-right of the apertures list;
  • by selecting an aperture in the apertures list and selecting the Rename Aperture command from the button drop-down at the bottom-right of the apertures list.

The Gerber Setup dialogs is available when the UI.Unification.GerberDialog option is enabled in the Advanced Settings dialog. The Advanced Settings dialog is accessed by clicking the Advanced button on the System – General page of the Preferences dialog. If any changes are made in the Advanced Settings dialog, the software must be restarted in order for the changes to take effect.

 When the UI.Unification.GerberDialog option is disabled, the Aperture dialog is used for setting up the required aperture information for the design.

The Legacy tab of the Gerber Setup dialog is accessible from an Outjob file only, if some values different from defaults have been defined and saved in the previous iteration of the Gerber Setup dialog.
To access the aperture configurations controls on the Legacy tab of the Gerber Setup dialog, the Embedded apertures (RS274X) option must be disabled.

Options/Controls

  • DCode – specify a DCode string for an aperture. Enter a number from 10 to 999 for the aperture DCode string.
  • X Size – specify the X size for the aperture.
  • Y Size – specify the Y size for the aperture.
  • Hole Size – specify the hole size for the aperture.
  • Shape – use the drop-down to select the shape for aperture. Options include: Round, Rectangle, Rounded Rectangle, Octagon, Relief, Oval Relief, Square Relief and Rectangle Relief.
  • Use For – use the drop-down to select the purpose of the aperture. Options include: Anything, Drawing and Flashing.
  • Rotation – specify the rotation angle of the aperture.
  • X Offset – specify the offset in X direction.
  • Y Offset – specify the offset in Y direction.
  • Hole Type – use the drop-down to select the hole type for the aperture. Options include: Round, Square and Slot.

Aperture Dialog

The Aperture dialog
The Aperture dialog

Summary

The Aperture dialog provides controls to set up the required aperture information for the design.

Access

To access the DCode and Aperture dialogs, the UI.Unification.GerberDialog option in the Advanced Settings dialog must be disabled. The Advanced Settings dialog is accessed by clicking the Advanced button on the System – General page of the Preferences dialog. If any changes are made in the Advanced Settings dialog, the software must be restarted in order for the changes to take effect.

When the UI.Unification.GerberDialog option is enabled, the new Gerber Setup dialog that is currently in Closed Beta is used for defining settings of Gerber files to be generated.

The dialog is accessed by performing the following steps:

  1. In the Apertures tab of the Gerber Setup dialog, disable the Embedded apertures (RS274X) option.
  2. Click the New button under the Apertures List region.
  3. Click OK in the resulting DCode dialog.

Options/Controls

  • X Size – specify the X size for the aperture.
  • Y Size – specify the Y size for the aperture.
  • Corner Radius – specify the corner radius of the aperture. This option is only available when Rounded Rectangle is selected for Shape.
  • Hole Size – specify the hole size for the aperture.
  • Shape – use the drop-down to select the shape for aperture. Options include: Rounded, Rectangle, Octagonal, Rounded Rectangle, and Relief.
  • Use For – use the drop-down to select the purpose of the aperture. Options include: Anything, Drawing and Flashing.
  • Rotation – specify the rotation angle of the aperture.
  • X Offset – specify the offset in X direction. This option is not available if Relief is selected for Shape.
  • Y Offset – specify the offset in Y direction. This option is not available if Relief is selected for Shape.
  • The following entries are available only when Relief is selected for Shape:
    • Relief Width – specify the width of the relief connection. 
    • Relief Gap – specify the width of each air gap in the relief connection. 
    • Hole Type – use the drop-down to select the hole type. Options include: RoundSquare and Slot.
    • Relief Entries – select 2 or 4 for the number of relief entries to be applied to the aperture. 
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