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Instance vs. occurrence

Hi,Could someone please explain the difference between instance and occurrence property with an example? Thanks!

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What is this symbol?

What is triangles on PAD?http://upanh.com/slider/?e=malihu&s=upload&start=brtaarda9lc

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capture16.6 Annotate heterogeneous part

Hi experts, I have been suffering the Annotate function in capture16.6. I guess there should be some parameters set before annotation.The problem is: I create a heterogeneous component, e.g. 2 parts in...

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license monitoring_lmtools

 hi, can anybody refer any SPB usage monitoring tool out of LMtools.,basically i am looking at the usage of users on daily basis w.r.t each product tiering. Preferred: output can be url which can added...

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multiple part symbols

Hi All,I'm using 16.5. I started to make a new symbol with one part/package. I have about 100 pins, out of 250+ pins, placed on this package. Now I decided to add a second part and make this a two...

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Library Construction in Allegro and Design Entry HDL

 I have used OrCad Capture CIS and Layout before and the library system was fairly easy to follow. But I now need to use Allegro and Design Entry HDL for part creationCan anyone tell me how the library...

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How do I add a shortcut to AutoRoute?

Hi.I am using 16.3.How do I add a shortcut (some F* function key) to Allegro PCB RouteAutomatic? ThanksMartins

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Automate Shadow Mode during routing

Hi, does anyone have an idea on how I could automate shadow mode so that when I start to route a cline shadow mode gets enabled and when I complete the route shadow mode gets disabled.I was thinking it...

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Freehand Drawing Tutorial for Orcad PCB Editor

Hello,I am brand new to using Orcad PCB Editor, and I am looking for a tutorial on how to draw "freehand". I developed a layout in Agilent ADS, but I need to convert it to a ".art" format.  Orcad seems...

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How to make SMT pad with multiple drills inside

I am creating footprint for some chip, which has exposed pad in the center which must be connected to ground most of the time.I want to have many vias in that pad.I do create a 128x128 mil pad, with...

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Unrouted nets showing on fully routed board

 Hi,I am facing problem in a dense board. me and my collegue working on a same board, he finishes routing on his part. When I merged both files there were unrouted nets showing on his part. I try drive...

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Why does 0603rf_wv_12d have two vias in it?

I'm trying to understand this symbol; I've examined SMD pins that are just top layer rectangular pads with an oversized mask; that makes sense. But why does this symbol have two vias on it? Just trying...

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Footprint Viewer not visible in 16.6

I just upgraded to SPB16.6  My footprint viewer is no longer working in CIS.  Any ideas?  Thanks in advance.

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How to export from Orcad Capture to PADS?

I got a bit fed up with PCB Editor and want to give PADS a shot; how do I export my design from Capture in such a way that PADS can import it successfully? Thanks all! 

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Sequent Placement. Does it make sense to place one by one !

 Hi everyone, Have you ever got this idea in Allegro ? For example, i am placing 500 decoupling caps in to BGA pins, does it make sense to place one by one as Cadence default feature ? Your idea on...

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Dynamic shape with solid fill does not plot solid black

We produce photomasks by changing the colors of the desired features to black and using the Plot command. This works well for most of the etch but not for dynamic shapes with solid fills, which print...

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PCB DESIGN

  Normal 0 false false false EN-IN X-NONE X-NONE MicrosoftInternetExplorer4 /* Style Definitions */ table.MsoNormalTable {mso-style-name:"Table Normal"; mso-tstyle-rowband-size:0;...

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How can I import Autocad dwg file to orcad capture/layout. ? n also how can I...

  Normal 0 false false false EN-IN X-NONE X-NONE MicrosoftInternetExplorer4 /* Style Definitions */ table.MsoNormalTable {mso-style-name:"Table Normal"; mso-tstyle-rowband-size:0;...

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reset silkscreen

hi, is there a way to reset the refdes on the silkscreen?best regards. 

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ERROR(SPMHNI-196)

Background: I am a complete novice to PCB design with almost no knowledge in this field so please excuse my ignorance, but the task is relatively simple: make a board that changes from one type of...

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