Clik here to view.
New pin number found instead of Old one!.
Hi,I see a strange behavior in Allegro PCB 16.6. I swap a location - D17 pin in SP6 FGG484 package with AA2 - in Allegro PCB and apply back annotation. Then I want to find the D17 pin in schematic and...
View ArticleClik here to view.
Can assign a net to a pin in Allegro PCB
Hi,I have an FPGA in my design with some unused pins. I am wondering if I can assign a net to pins in Allegro PCB and then update schematic. I would appreciate any help on this issue.Thanks,
View ArticleClik here to view.
How can i make a ring(donut) void in allegro pcb editor.
Hi! I want to create a crosshatched circular shape, with a woid in its center and an other few mm woid not far from the outer ring. Its like a ring shape in an a bigger ring shape. How can i make it,...
View ArticleClik here to view.
Propagation Delay OrCAD PCB Editor 16.6
Is it possible to get a net propagation delay report in OrCAD PCB Editor 16.6 ?It appears as though a net constraint for propagation delay can be set but is there a way to determine an existing nets...
View ArticleClik here to view.
Eagle to orCAD?
I have some Cadsoft Eagle 6x designs. Are there any tools that would hekp me convert schematics or board files?
View ArticleClik here to view.
Component reports w.r.t type smd or TH
Is their any option wherein we can create the placement reports from PCB Editor with component type/class specifying as TH or SMD package. File-Export-placement doesn't carry this info!
View ArticleClik here to view.
Generate OrCAD Netlist and BOM from Command Line
I'm trying to generate a netlist and BOM from a given OrCAD DSN from the command line (for integration within my version control).For netlist generation I found (from searching the forums) pstswp.exe....
View ArticleClik here to view.
Best of Free PCB Design Software
Best of Free PCB Design Software1. ZenitPCB2. FreePCB3. TinyCAD4. Osmond PCB5. BSch3V6. ExpressPCB7. Kicad8. gEDA9. Fritzing10.DesignSpark PCB website electrical homework discuss course mechanical...
View ArticleClik here to view.
How to change Ref. designator size
hai all, I am user of Orcad PCB editor 16.0. while setting Ref. designator i found its size is too big. I am not able to place near comp. due to high density and the Ref. Des. size is too big. If I...
View ArticleClik here to view.
Missing Ref Des, or invisible
I have a board with several components where someone had either deleted that components ref des, or made it invisible somehow. How can I get the parts ref des back visible on the silkscreen? Thanks
View ArticleClik here to view.
4 Layer PCB First Time
Hi Guys, I am new to both OrCAD/Allegro and 4 Layer PCB's. I'm having a tough time using the Spectra auto router to properly place via's in my design. Do I need to make and specify special via's when...
View ArticleClik here to view.
bare die on pcb
Hello,I have a question similar to the one posed in http://www.cadence.com/Community/forums/t/20786.aspx .In my design I will have bare silicon chips directly mounted on the pcb (flex pcb) in a rather...
View ArticleClik here to view.
(ELIC) Every Layer Micro-Via Stack-Up
Hello,I am trying to get my via stack-up working correctly in the PCB editor and have run into a problem. I have my micro-via padstacks in the library. When I try to add them to my via list under...
View ArticleClik here to view.
Ultra librarian to cadence error
Hello, I want to import a footprint model of Texas instrument to Cadence (16.5) . I use Ultra Librarian 6.4.73. When I open the batch file I've this error with Cadence : Cannot open script file; No...
View ArticleClik here to view.
Recommended 3D Software from ORCAD
Hello,I am planning ORCAD electrical scheme, and i plan to make a PCB Design, which can easely give me 3D model in Allegro.After PCB i want to take this PCB and put it into some 3D CAD software. and i...
View ArticleClik here to view.
OrCAD Capture crashes on start up
Hi All,I'm having trouble with OrCAD capture v16.6 (latest hotfix), in which the program refuses to open without crashing instantly. I'm not getting any error messages, it just freezes when I open it...
View ArticleClik here to view.
Network file issues, cannot create .psm or .art files on network. Orcad PCB...
Background:A little over a year ago, engineering was forced to upgrade to Windows7, forcing a re install of 16.5 or upgrade to 16.6. Both paths were chosen, along with a hold out on XP running 16.5,...
View ArticleClik here to view.
Cadence Allegro Menu customization
Hi Friends, Is it possible to add a text file or Excel sheet in the Allegro PCB editor menus.So that file will be open once mouse click is done.I have added the menus by editing env file but am not...
View ArticleClik here to view.
4 Layer PCB First Time
Hi Guys, I am new to both OrCAD/Allegro and 4 Layer PCB's. I'm having a tough time using the Spectra auto router to properly place via's in my design. Do I need to make and specify special via's when...
View ArticleClik here to view.
Create Netlist removes some net members of a Net-Class
Hi,I am working with Allegro PCB 16.6. I see a very strange phenomena in my design. When I try create netlist in Capture and load it to *.brd file I see that it has removed some net members of a...
View Article