Author Topic: [ORCAD] Design Outline vs Outline  (Read 2225 times)

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Offline Pack34Topic starter

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[ORCAD] Design Outline vs Outline
« on: September 07, 2021, 01:37:57 pm »
I've received warnings when using the films and views from older projects about using DESIGN_OUTLINE and CUTOUT instead of OUTLINE. I made the changes to get rid of the warnings, but does anyone know why this is a thing? Is this just to be certain that internal cutouts are always properly generated since the one class is split into two?
 

Offline Uky

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Re: [ORCAD] Design Outline vs Outline
« Reply #1 on: September 07, 2021, 03:41:02 pm »
I do not know why Cadence made the choice to change it and I have seen this too.
The thing to watch up for is that - if I remember correctly - it is not possible to change graphic elements
subclass from one to another since one is a shape and the other should be "line(s)" but there are more
or less cumbersome ways to do this.

Anyway, generating gerbers from a design with warnings should always IMO be followed by a free (non-Cadence) viewer
to verify the results after generation.
 

Offline Pack34Topic starter

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Re: [ORCAD] Design Outline vs Outline
« Reply #2 on: September 07, 2021, 07:20:03 pm »
I do not know why Cadence made the choice to change it and I have seen this too.
The thing to watch up for is that - if I remember correctly - it is not possible to change graphic elements
subclass from one to another since one is a shape and the other should be "line(s)" but there are more
or less cumbersome ways to do this.

Anyway, generating gerbers from a design with warnings should always IMO be followed by a free (non-Cadence) viewer
to verify the results after generation.

I noticed that, ended up redrawing the outlines.

I always double check with GerbV but probably need to switch. For some reason it's incredibly slow when trying to read files over a network. What do you use?
 

Offline Uky

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Re: [ORCAD] Design Outline vs Outline
« Reply #3 on: September 08, 2021, 06:06:54 am »
I use Pentalogix "ViewMate"
 

Offline AndyC_772

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Re: [ORCAD] Design Outline vs Outline
« Reply #4 on: September 08, 2021, 06:40:14 am »
I use gerbv and have never had any issue with using it to view files over a network. Are any other network operations unusually slow too?

I recently replaced my old Qnap NAS with a new model because it was weirdly slow with anything that involved a lot of file accesses. Raw data throughput with big files was fine, but the number of discrete operations/sec was severely limited.

The latest versions of OrCad PCB were particularly badly affected. They'd load and save .brd files quickly enough, but trying to open a folder containing a large number of files (eg. my symbol library) could easily take a minute or so, populating the file browser a few file names at a time.

Offline Uky

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Re: [ORCAD] Design Outline vs Outline
« Reply #5 on: September 09, 2021, 03:45:08 pm »
I have not seen any latencies in my installation.

I am using an HP Proliant G8 server, Procurve network switches, all obtained on the surplus market.

I trust older professional hardware that businesses scraps when the 3 year warranty expires.

Cannot let still useable hardware go to metal scavengers...  :)
 

Offline Pack34Topic starter

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Re: [ORCAD] Design Outline vs Outline
« Reply #6 on: September 10, 2021, 03:46:11 pm »
I use gerbv and have never had any issue with using it to view files over a network. Are any other network operations unusually slow too?

I recently replaced my old Qnap NAS with a new model because it was weirdly slow with anything that involved a lot of file accesses. Raw data throughput with big files was fine, but the number of discrete operations/sec was severely limited.

The latest versions of OrCad PCB were particularly badly affected. They'd load and save .brd files quickly enough, but trying to open a folder containing a large number of files (eg. my symbol library) could easily take a minute or so, populating the file browser a few file names at a time.

The network in general is a dog. VPN. I wish it was setup better with a git setup where you can pull-down version controlled files from a server to work locally. Would work a lot better. But with component libraries you'd need to be sure to keep the local copies in sync. It would need to be automated.
 


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