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Numeric pins

Printed From: PCB Libraries Forum
Category: PCB Footprint Expert
Forum Name: Questions & Answers
Forum Description: issues and technical support
URL: https://www.PCBLibraries.com/forum/forum_posts.asp?TID=3249
Printed Date: 21 Nov 2024 at 10:57pm


Topic: Numeric pins
Posted By: slabrecque
Subject: Numeric pins
Date Posted: 20 Mar 2023 at 8:00am
Hi,
I'm using Footprint Expert Entreprise Edition 23.05

When I switch pin number from C-A  to 1-2 in the footprint windows at the bottom of the calculator AND I update library at the top and save, later, when I bring back the footprint from the library, the pin are reverted to C-A.
I was thinking this information should be saved in the library.

Am I correct?

Thank you!
Sylvain Labrecque
Evident Scientific



Replies:
Posted By: Tom H
Date Posted: 20 Mar 2023 at 8:30am
Go to "Tools > Options > SMD Pad Stack Rules > SMD and TH Miscellaneous > Cathode/Anode Pin Names

Change Alphanumeric to Numeric. 

If you change anything in the calculator panels, it resets to the default Options listed above. 



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Posted By: slabrecque
Date Posted: 20 Mar 2023 at 12:58pm
Thank you for your reply Tom,
If you change the settings in Tools..... to be numerical, design the footprint and add it to the library, the resulting info saved in there will be numeric pins.
So different footprint will exist in the same library, some with alpha pin and other with numeric pin.
It'a all fine.

So if you can have different pin numbering in your final library, I think that it could be a good thing to have the 'manual' change made with the popup right click on the pin (Change Alpha <--> Numeric) directly saved to the library.

Or I missing something...
Thanks again
Sylvain.


Posted By: Tom H
Date Posted: 20 Mar 2023 at 1:05pm
You're missing something. 

When you update Global Options, it affects all footprint pin names. 

No Global settings are saved to FPX. They're applied as you open a footprint. 

If you want to rename a pin to custom characters, double click the pin and open Properties. 

The enter the pin name you want and it will save to FPX. 



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Posted By: slabrecque
Date Posted: 21 Mar 2023 at 5:39am
Sorry, I don't get it to work the way you described it.
If I try change Alpha pin to Numeric in Pin Properties, I got this message (Use 'Pin Reorder' to generate numeric pin names), but can't find it anywhere. (See image below)

Also for exemple, with your method, I can change a 'C' for a 'K', but this information is not saved to the FPX file.
I don't understand why I have some diodes in my FPX with alpha pin and others with numeric pin.

I'm lost...

Thank you!
Sylvain




Posted By: slabrecque
Date Posted: 21 Mar 2023 at 5:50am
Update....

The problem seems to be with the DFN footprints, at least.

SOD, SODFL for exemple, don't get this problem.

HTH!
Sylvain


Posted By: Tom H
Date Posted: 21 Mar 2023 at 11:33am
We'll replace "Reorder Pins" with "Pin Properties" in the DFN component family in V23.06. 



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Posted By: Tom H
Date Posted: 22 Mar 2023 at 2:18pm
You should download and install the latest V23.06 pre-release - http://www.pcblibraries.com/downloads" rel="nofollow - www.pcblibraries.com/downloads

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