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16.3,Allegro PCb,free viewer

  • PCB autorouter(spectraa) not converging

    Hi, I am making my first pcb with a xilinx fpga device(256 pin BGA package).I am simply connecting the all I/O's to 4 standard 40 pin connectors.Are padstacks necessary for PCB routing??.I have drawn the schematic in Capture imported it to Layout_Plus and autorouted it. But after 3 hours of autorouting...
    Posted to PCB Design (Forum) by bennyn1 on Thu, Sep 2 2010
  • launch allegro_free_viewer_16-3 with a Macro

    Hello, I would like to automatize the opening of Allegro free viewer and the display of my test-points all-in-one. I did some macro to display test-points and now I wondering how to launch-it automaticaly (by script) Let me know if you have any sugestion. Regards, Florent PS: I work on Windows XP OS
    Posted to PCB Design (Forum) by Flta on Wed, Mar 3 2010
  • 16.3 Viewer Download Link not working.

    I get this error when trying to download the 16.3 viewer: This webpage is not found. No webpage was found for the web address: ftp://orcad_sp:cdn99ORs@ftp.cadence.com/files/allegro/allegroviewers/files/allegro_free_viewer_16-3.exe More information on this error Below is the original error message Error...
    Posted to PCB Design (Forum) by annoonan on Wed, Feb 24 2010
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