Re: gEDA-user: hierarchical design and slots

[Steve Meier <smeier@xxxxxxxxxxxxxxxxxxx>]

opps that should be a
slotdef=2:2,4,6,8

you might also need

a
 numslots=2 in my example

Steve M

Steve Meier wrote:
> Britton,
>
> you make one symbol lm324.sym.
>
> for each pin you add a pin sequence.
> typically you use the 1st slots pins and add a pinnumber=2 to the pin as
> well
>
> then you add an attribute
> slot=1:2,4,6,8
> then another attribute
> slot=2:1,3,5,7
>
> picking a slot at the schematic level substitues the pin numbers from
> the slot attribute
>
> have fun,
>
> Steve M.
>
> Britton Kerin wrote:
>   
>> I have design on subsheet, containing single op amp.
>>
>> I tried making another symbol for the part called
>> lm324--slot_2.sym, the other difference being it
>> gets a slot=2 attribute instead of slot=1.
>> I then created sub_design--slot_2.sch using this
>> part.  Finally, I used 'source=sub_design--slot_2.sch'
>> in my top level design for the second repetition of
>> the module.  But pcb still gets two chip outlines
>> with only the first slot of each used.
>>
>> This makes me think that more is required than an
>> ability to override the attributes of a sub-sheet
>> to get slots to work accross sub-designs.
>>
>> I have checked out the source and could try to help
>> with this issue, given a pointer or two where to
>> start.
>>
>> Britton
>>
>>
>>
>>
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>>   
>>     
>
>
>
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>   



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