Class2_17_Allegro

Class2_17_Allegro - 1 Alle Fre Vie r 15.0 gro e we...

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3/22/2004 1 Allegro Free Viewer 15.0 Installation Download from http://www.cadence.com/products/si_pk_bd/downloads Opening Files Allegro opens PCB files with a .brd extension Simply select File->Open and navigate to the board file that you want to look at
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3/22/2004 2 Allegro Free Viewer 15.0 Setting up the view Always best to start with a clean slate This example sets up the board for viewing from the top side Typically, start by zooming to fit the board to the window Also probably want to turn off the grid dots if they are on
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3/22/2004 3 Click zoom-fit or hit F9 to see the whole board Click on grid toggle, or hit Shift-F9 to toggle grid off Allegro Free Viewer 15.0
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3/22/2004 4 Allegro Free Viewer 15.0 Setting up the view Next, we need to clear the screen of the last-saved view settings Select Display->Color/Visibility Set Global Visibility to “All Invisible” and hit apply
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3/22/2004 5 Select Display->Color Visibility and set to “All Invisible” Allegro Free Viewer 15.0
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3/22/2004 6 Allegro Free Viewer 15.0 Setting up the view Select Group = Geometry and scroll down to check boxes next to “Outline” under Board Geometry “Silkscreen_Top” under Board Geometry “Silkscreen_Top” under Package Geometry “Assembly_Top” under Package Geometry Then select “Apply”
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3/22/2004 7 Turn on the listed Geometry layers Allegro Free Viewer 15.0
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3/22/2004 8 Allegro Free Viewer 15.0 Setting up the view Select Group = Stack-Up and scroll down to check boxes next to “Top” under Pin “Top” under Via “Top” under Etch Then select “Apply”
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3/22/2004 9 Turn on the listed Stack-Up layers Allegro Free Viewer 15.0
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This note was uploaded on 08/23/2009 for the course ECLT 865 taught by Professor Yinchaochen during the Spring '03 term at South Carolina.

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Class2_17_Allegro - 1 Alle Fre Vie r 15.0 gro e we...

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