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EAGLE User Chat (English) 9v Battery - VDD and Ground Nets not connecting to battery
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9v Battery - VDD and Ground Nets not connecting to battery

Former Member
Former Member over 11 years ago

As the subject describes, I am having trouble connecting my +VDD and -Ground nets to the 9v battery on my current board.

 

I am new to eagle software and am using some Sparkfun libraries. Can anybody provide any insight?

 

I have fully designed the schematic with great success. When switching to board view, to begin tracing out the components - I wanted to start with the source: a 9v battery (thank you sparkfun for the cradle footprint). I have the 9v going to a 5v regulator. The input of the regulator I have connected to the net labeled "VDD" and the output is connected to the net labeled "VCC."

 

The issue is that in schematic view, the battery's + and - terminals clearly are connected to the VDD and Ground nets going to the 5v regulator inputs. When switching to the board view, the battery's terminals will not accept placing a trace to connect to the regulators footprint.

 

What am I doing wrong? The cradle has 2 pins providing a direct connection to the board from the battery. The footprint for these pins, or the two pads, will not accept a trace being placed to make the connection to the regulator.

 

Can anybody identify where my mistake lies?

imageimage

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  • autodeskguest
    0 autodeskguest over 11 years ago

    Matt Horner wrote:

     

    As the subject describes, I am having trouble connecting my +VDD and

    -Ground nets to the 9v battery on my current board.

     

    I am new to eagle software and am using some Sparkfun libraries. Can

    anybody provide any insight?

     

    I have fully designed the schematic with great success. When switching

    to board view, to begin tracing out the components - I wanted to start

    with the source: a 9v battery (thank you sparkfun for the cradle

    footprint). I have the 9v going to a 5v regulator. The input of the

    regulator I have connected to the net labeled "VDD" and the output is

    connected to the net labeled "VCC."

     

    The issue is that in schematic view, the battery's + and - terminals

    clearly are connected to the VDD and Ground nets going to the 5v

    regulator inputs. When switching to the board view, the battery's

    terminals will not accept placing a trace to connect to the regulators

    footprint.

     

    What am I doing wrong? The cradle has 2 pins providing a direct

    connection to the board from the battery. The footprint for these pins,

    or the two pads, will not accept a trace being placed to make the

    connection to the regulator.

     

    Can anybody identify where my mistake lies?

     

     

    I think you (mis-)used the bus command to draw part of your

    connections.

    That won't work. The purpose of a bus is to bundle multiply signals.

    It never connects directly to a pin. A netstub is allways needed to

    determine which signal (from the bus) is connected to the pin.

    --

     

    Lorenz

     

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  • autodeskguest
    0 autodeskguest over 11 years ago

    Matt Horner wrote:

     

    As the subject describes, I am having trouble connecting my +VDD and

    -Ground nets to the 9v battery on my current board.

     

    I am new to eagle software and am using some Sparkfun libraries. Can

    anybody provide any insight?

     

    I have fully designed the schematic with great success. When switching

    to board view, to begin tracing out the components - I wanted to start

    with the source: a 9v battery (thank you sparkfun for the cradle

    footprint). I have the 9v going to a 5v regulator. The input of the

    regulator I have connected to the net labeled "VDD" and the output is

    connected to the net labeled "VCC."

     

    The issue is that in schematic view, the battery's + and - terminals

    clearly are connected to the VDD and Ground nets going to the 5v

    regulator inputs. When switching to the board view, the battery's

    terminals will not accept placing a trace to connect to the regulators

    footprint.

     

    What am I doing wrong? The cradle has 2 pins providing a direct

    connection to the board from the battery. The footprint for these pins,

    or the two pads, will not accept a trace being placed to make the

    connection to the regulator.

     

    Can anybody identify where my mistake lies?

     

     

    I think you (mis-)used the bus command to draw part of your

    connections.

    That won't work. The purpose of a bus is to bundle multiply signals.

    It never connects directly to a pin. A netstub is allways needed to

    determine which signal (from the bus) is connected to the pin.

    --

     

    Lorenz

     

    • Cancel
    • Vote Up 0 Vote Down
    • Sign in to reply
    • Verify Answer
    • Cancel
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