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  3. stacked vias question

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stacked vias question

masamasa
masamasa over 1 year ago

hello

 

is there a way to find a particular stacked via?

 

i have a 28 layer design where i would like to find the locations of stacked vias from layer 1 to layer 5 only.

  

regards

masa

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  • techiecs
    0 techiecs over 1 year ago

    If you have a license for the Allegro Productivity Toolbox, you can use it to quickly report stacked vias in your design.
    1. Open Allegro PCB Editor and choose the Allegro Productivity Toolbox option from the Product Choices window.
    2. Type tbx findpadstack in the Allegro PCB Editor command window.
    3. The Padstack Finder window opens. You can select Stacked Vias in the Objects pull-down menu.
    4. The corresponding stacked via report is generated when you select a stacked via from the list of vias with it's location, via names.

    Give this a try and let me know how it goes.

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  • steve
    0 steve over 1 year ago

    Have you tried Find by Query? Look at the Find pane and click on Find by Query. You can set the query to look for vias of a certain name, type etc. Once the query is created a list is shown of the items which will by zoomed to when selected.

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  • masamasa
    0 masamasa over 1 year ago in reply to steve

    thank u for ur response, steve.

     

    unfortunately my desgin has separete padstacks for each layer.

    for instance L12 padstack between layer 1 and layer 2 and L23 padstack for layer 2 and layer 3.

     

    is there a way to combine 2 stacked vias as one padstack so that i can use ur method?

    for instacne, combining L12 padstack and L23 padstack as L13 padstack?

     

    regards

    masa

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  • masamasa
    0 masamasa over 1 year ago in reply to techiecs

    thank u for ur response.

     

    unfortunately i do not have allegro productivity toolbox. 

     

    does this come with 23.1?

     

    currently i have 17.4 but am updating it to 23.1 next month.

     

    regards

    masa

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  • steve
    0 steve over 1 year ago in reply to masamasa

    Yes in principle. You can use both AND and OR filters so set the Start Layer for one type and maybe the END Layer to something else using an OR filter and you should get the list you want. You will have to experiment with your choices but you should be able to achieve what you need.

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