Creating a Pin - UML 2.0

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Go Up to Activity Diagram Procedures

This topic explains how to create a pin.

To add an input pin, output pin, or value pin, do one of the following:

  1. Right-click an action.
  2. Choose New > Input Pin (or: Output Pin, or: Value Pin) on the context menu.

Result: The created pin is added to the target action as a square. Note that the pins are attached to their actions, and can be only dragged along the action borders.


  1. Open the Tool Palette.
  2. Choose the appropriate button, and click the target action.

See Also