[IAEP] OLPC-SF February meeting

[forster at ozonline.com.au]

Hi

A little English language documentation on the Butia is:

http://www.fing.edu.uy/inco/proyectos/butia/mediawiki/index.php/Main_page_%28English%29

Tony


> For all those who were at the OLPC SF meeting today,  Andres Aguirre
> tells me that the CAD design will be updated in a few days to the
> newest version. The current design is at
> http://www.fing.edu.uy/inco/proyectos/butia/mediawiki/index.php/Mec%C3%A1nica_Buti%C3%A1_V1.8
>
> The rest of this email has links to the logic board and the vendor
> that makes these online.
>
> Sameer
>
> On Fri, Feb 15, 2013 at 11:50 AM, Alan Jhonn Aguiar Schwyn
> <alanjas at hotmail.com> wrote:
>>> From: sverma at sfsu.edu
>>> Date: Fri, 15 Feb 2013 11:36:45 -0800
>>> To: martin.abente.lahaye at gmail.com
>>> CC: grassroots at lists.laptop.org; olpc-open at lists.laptop.org;
>>> adborden at live.com; noisebridge-discuss at lists.noisebridge.net;
>>> olpc-sf at lists.laptop.org; alanjas at hotmail.com; iaep at lists.sugarlabs.org
>>
>>> Subject: Re: [IAEP] OLPC-SF February meeting
>>>
>>> On Fri, Feb 15, 2013 at 11:08 AM, Martin Abente
>>> <martin.abente.lahaye at gmail.com> wrote:
>>> > +1 Is there any way to buy an already assembled one? From you or anyone
>>> > else
>>> > inside the project.
>>> >
>>>
>>> One of the things I want to explore is to see if we can produce these
>>> locally in San Francisco. Hence the cc to noisebridge.
>>
>> Good!
>>
>> Now we are using the service of Seeedstudio [1] that makes a good boards.
>> (Only the board, without any component). Each one for 3 US Dollars if use
>> the standar shipping.
>>
>> The others components are "low cost".. the most expensive is the PIC18F4550
>> but you can found for 4 US Dolars in ebay .
>> And the RJ45 ports.. I'm not sure of the cost of that.
>>
>> One clock of 20 mhz ~ 1 dolar..
>>
>> 14 resistences ~ less than 1 dolar
>>
>> some capacitors.. two buttons.. and one USB port (type B)
>>
>> that is all! The finished board:
>>
>> http://www.fing.edu.uy/inco/proyectos/butia/mediawiki/index.php/Archivo:Usb4butia_up_view.jpg
>>
>>
>> [1] http://www.seeedstudio.com/depot/fusion-pcb-service-p-835.html?cPath=185
>>
>>>
>>> cheers,
>>> Sameer
>>>
>>> >
>>> > On Fri, Feb 15, 2013 at 4:03 PM, Alan Jhonn Aguiar Schwyn
>>> > <alanjas at hotmail.com> wrote:
>>> >>
>>> >> +1
>>> >>
>>> >> That wiki entry is a bit old.. Now we don't use Arduino, we use the
>>> >> USB4Butia.
>>> >> USB4Butia can be home-made build with low cost materials [1]
>>> >> That means USB4Butia is a "truly free (as in freedom)" board [2]
>>> >>
>>> >> [1]
>>> >>
>>> >>   
>>> http://www.fing.edu.uy/inco/proyectos/butia/mediawiki/index.php/USB4buti%C3%A1_tutorial
>>> >>
>>> >> [2]
>>> >>
>>> >>   
>>> http://www.olpcnews.com/use_cases/technology/usb4butia_a_truly_free_as_in_freedom_input_output_board.html
>>> >>
>>> >> Regards!
>>> >>
>>> >> Alan
>>> >>
>>> >> ________________________________
>>> >> Date: Fri, 15 Feb 2013 10:35:22 -0800
>>> >> From: sverma at sfsu.edu
>>> >> To: adborden at live.com
>>> >> CC: olpc-open at lists.laptop.org; iaep at lists.sugarlabs.org;
>>> >> grassroots at lists.laptop.org; noisebridge-discuss at lists.noisebridge.net;
>>> >> olpc-sf at lists.laptop.org
>>> >> Subject: Re: [IAEP] OLPC-SF February meeting
>>> >>
>>> >>
>>> >> I'll bring the Butia robot.
>>> >> http://wiki.laptop.org/go/Robotics#Buti.C3.A1_Project
>>> >> Anybody from Noisebridge (cc'd) interested in joining?
>>> >> Cheers,
>>> >> Sameer
>>> >> On Feb 12, 2013 9:09 AM, "Aaron Borden" <adborden at live.com> wrote:
>>> >>
>>> >> Hello,
>>> >>
>>> >> OLPC San Francisco will be hosting this month's meeting on Saturday,
>>> >> February 23rd, from 10AM - 1PM at the downtown SFSU campus, 835 Market
>>> >> Street, Room 553.
>>> >>
>>> >> Everyone is welcome to join us for our monthly meeting! We'll be
>>> >> discussing the latest in OLPC events and give updates on our local (and
>>> >> global) projects. There will be plenty of XO laptops with the latest
>>> >> builds to play around with, too. Please post with any additional agenda
>>> >> items.
>>> >>
>>> >> --
>>> >> Aaron
>>> >>
>>> >> _______________________________________________
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>>> >>
>>> >>
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>>> >>
>>> >> _______________________________________________
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>>> >> http://lists.sugarlabs.org/listinfo/iaep
>>> >
>>> >
>>> _______________________________________________
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