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Allegro PCB Editor

  • Changing from One class to other

    Hi., I am working on Allegro 16.2. I have to import logo in to the board. Since the PCB area is keep on shrinking, sometime i am moving to Etch, Soldermask, Silk, on various classes. Every time i am importing in to respective class separately. Is thr any easy way to do other than importing, by changing...
    Posted to PCB Design (Forum) by Sunil Kumar R on Thu, Feb 26 2009
  • Allegro 15.2 - Importing Logic - 'name too long' error

    Have taken on a job from a new customer who passed on all design files including ConceptHDL schematic including lib archive etc. and Allegro PCB file. I can open, view and edit the schematic with no problems - all symbols present. I can package the design (Export physical). The problems arise when I...
    Posted to PCB Design (Forum) by Rob Gee on Mon, Feb 23 2009
  • Working flow for re-routing an interface with new ball-map

    Hi, I am new to PCB design. What I have learned and done was that we took existing layout database, modified the routing and via placements for certain critical interfaces and delivered the improved layout. So, we have not modified the components and netlists at all. Now, I am given a new ball-map and...
    Posted to PCB Design (Forum) by philly on Tue, Feb 17 2009
  • Pin Escape length

    Is there a way to control the pin escape length? I'm using the Top and Bottom layers only for placement I tried using the max. exposed length prop. on constraint manger, but it counts from the center of the pin to the via and also it adds up all the pin escapes not just one at a time, I have a requirement...
    Posted to PCB Design (Forum) by David G on Fri, Feb 13 2009
  • Power Nets on constraint Manager

    Does anyone know why on the Physical Contraint Set Sheet you are able to see all the nets including power or nets who's name starts with a number, and when you go to the Electrical Constraint Set Sheet (routing) you can not see the power nets only the normal signal nets, I was trying to set a constraint...
    Posted to PCB Design (Forum) by David G on Thu, Feb 12 2009
  • Re: Skill version support

    Hi, Skill support in Allegro PCB Design L tiers are limited to load at startup. So you cannot load them while inside a PCB Editor session. You can use the attached allegro.ilinit inside your pcbenv directory, make sure to open the file in a text editor and change the first line to a path for your skill...
    Posted to PCB Design (Forum) by Ejlersen on Thu, Feb 5 2009
  • problem opening allegro 15.5.1 files in 16.0

    Hi, How can I open files in allego 15.5.1 after opening in 16.0 version. please tell me the procedure if it can be possible. Thanks & Regards Tanveer
    Posted to PCB Design (Forum) by pakistan on Sun, Feb 1 2009
  • back annotate from allegro(pcb) to orcad(schematic)

    Hi all, can I back annotate net from allegro(ver16.0) brd file to orcad schematic. I have a connector in layout which I can rout as "best rout" but it is very difficult and lengthy process to rout in pcb and then assign ports in schematic manually. Before allegro we use Pcad. In Pcad we can...
    Posted to PCB Design (Forum) by pakistan on Fri, Jan 30 2009
  • Allegro to Altium Conversion help

    Hi, I have Allegro PCB Editor license (ver 15.7). Now I need to convert an Allegro PCB file (.brd) to Altium Designer 6.7 version. Altium ver 8 and above allows direct conversion. To convert to Altium ver 6.7, I need a Layout Plus file or an ASCII file. So, I need to know if my Allegro .brd file can...
    Posted to PCB Design (Forum) by anjanadev on Wed, Jan 28 2009
  • Problem loading skill files

    Hi I am new to allegro and I never use any skill file in it I studied it in the forum and try it to load but I have some problems. I want to use logoMaker when I load it in the pcb editor it shows this message in command window Command > skill load("logoMaker_public.il") function logoMaker_start...
    Posted to PCB Design (Forum) by pakistan on Mon, Jan 26 2009
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