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EAGLE User Support (English) Pin Header wiring different on schematic and board?
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  • board
  • pin
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Related

Pin Header wiring different on schematic and board?

Former Member
Former Member over 10 years ago

I'm working on a PCB for a 3 x 4 Matrix Keyboard, however the pin headers are acting rather peculiar.

 

In the schematic, on the pin header for row, I've wired pin 1 to the top, 2 to the second down, 3 to the second up, and 4 to the bottom, however in board view pin 1 is wired to the top, pin 2 to the bottom, pin 3 to second down and pin 4 to second up. Does anyone know why this is? How can I fix it?

 

Below are my schematic and board. Incorrect wiring is highlighted on board.

 

image

 

image

 

Help would be much appreciated. Thanks!

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  • shabaz
    shabaz over 10 years ago

    Hi Emil,

     

    The schematic is a logical representation, the board layout is a physical one. They won't necessarily match 1:1 - that is up to you. If you want them to match, then in the board layout you can drag the lowermost switch and position it at the topmost position, and so on..

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  • shabaz
    shabaz over 10 years ago

    Hi Emil,

     

    The schematic is a logical representation, the board layout is a physical one. They won't necessarily match 1:1 - that is up to you. If you want them to match, then in the board layout you can drag the lowermost switch and position it at the topmost position, and so on..

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  • autodeskguest
    autodeskguest over 10 years ago in reply to shabaz

    Hi,

     

    Thanks for trying to help, however if I did that the diodes would not be

    wired correctly. Is there any way I can simply rewire it?

     

    --

    To view any images and attachments in this post, visit:

    http://www.element14.com/community/message/139853

     

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  • Former Member
    Former Member over 10 years ago in reply to shabaz

    Hi,

     

    I don't know why I didn't think of that! That worked perfectly, thanks.

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