schematics in PDF form?

Wolfgang Spraul wolfgang at openmoko.org
Sat Jun 6 06:51:35 CEST 2009


Joerg,

> I think this thread should move to [GTA03] (wonder why it's called that way)

How about the other way round?
Looks like gta02-core is the way forward (and as you said the [gta03] 
list name is even wrong).
I propose to close the [gta03] mailing list and move discussions to the 
[hardware] list.

Wolfgang

Joerg Reisenweber wrote:
> Am Fr  5. Juni 2009 schrieb Hadyn van der Berg:
>   
>> Hi  Werner,
>> Can I ask, what format this is in?  I'm presuming GZIP , but I'm struggling
>> to open it.
>>
>> Is there any document about what the plan is for the new board?  Based on
>> which existing hardware, improvements to be made, etc.
>>
>> What is the thinking about using different chips, for example the power
>> management or audio section?
>> Would it be preferable to stick to the existing chips due to existing
>> software/driver implementation or, if there is a justifiable reason, would
>> the group be prepared to change?
>>
>> I presume cost is an issue, since I believe the project isn't funded
>> commercially . I would guess then that a motivating factor would be lower
>> cost devices.
>>
>> Do you struggle to obtain components, when it comes time for manufacture,
>> and so is another issue, ease of sourcing of components?  Some parts have
>> minimum order quantities, or are only available on large reels.
>>
>>
>> Sorry for all the questions - but I think they're important to know, when
>> the product is developed.
>>
>> Hadyn
>>
>>
>> 2009/6/5 Werner Almesberger <werner at openmoko.org>
>>
>>     
>>> Hadyn van der Berg wrote:
>>>       
>>>>> Yes, the new board that's still in development.
>>>>>           
>>> We haven't started the schematics yet. I agree, easy access to the
>>> material is important. It sometimes only takes seconds to spot a bug.
>>> It would be foolish to make people waste these precious seconds
>>> wrestling with installation tasks instead.
>>>
>>> So ... of course there's something more easily accessible :-) This is
>>> the collection of our circuit symbols, minus a few from the last few
>>> days that I still have to add:
>>>
>>> http://people.openmoko.org/werner/gta02-core/gta02-core-expanded-all.ps.gz
>>>
>>> There are a few anomalies like odd text locations and a few missing
>>> pin numbers, which are caused by the printing process. I hope to get
>>> rid of these over the next few days.
>>>
>>> We don't have PDF at the moment, due to problems with the library
>>> providing the printing functions.
>>>
>>> Also, the pin type is printed next to the each pin. That's to help
>>> review. When the symbols are used in real schematics, this pin type
>>> isn't visible.
>>>
>>> Hardware design experience is just what we need. So, welcome ! :)
>>>
>>> - Werner
>>>
>>>       
>
> I think this thread should move to [GTA03] (wonder why it's called that way)
> /j
>   
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