[Arm-netbook] 4 GPL'd KiCAD boards released for A10 CPU system development

Mon Jun 3 13:13:20 BST 2013

On Mon, Jun 3, 2013 at 5:08 PM, joem <joem at martindale-electric.co.uk> wrote:

> Hi,
>
> 4 GPL'd KiCAD boards released for A10 CPU system development
>
> http://www.gplsquared.com/SoM2/SoM2.html#03June2013
>

Thanks Joe. There is one more board ready for fabrication, more compact.
Kicad files are
HERE<http://www.iuac.res.in/%7Eelab/phoenix/SBC/esbc-8x7mm.zip>.
It would be helpful if some expert can comment on the Gerber
files<http://www.iuac.res.in/%7Eelab/phoenix/SBC/Gerber6-SGSGSP.zip>
.

ajith

>
> KiCAD is open source and free and so anyone can use
> these GPL'd board designs to build their own systems.
>
> Have fun!
>
>
> From the readme.txt:
>
> Date 03-06-2013
> ---------------
>
> This particular release set consists of 4 KiCAD boards.
>
> The directory motherboard_and_som_boards contains
> a double motherboard that accomodiates 2 SODIMM sockets.
> (The board thickness is 1.6mm.)
> The idea is that one SODIMM socket will accomodate a
> heavy weight CPU such as the AllWinner A10 that runs Linux.
>
> The Linux computer will run Internet of Things (IoT) type
> of applications while the second SODIMM will facilitate
> the business end of the IoT device such as motor control,
> sensing, high voltage control and so on.
> It is not really the task of the Linux computer
> to be doing this task because Linux used in IoT application
> is a heavy weight OS designed for displaying information
> to LCD panels and processing masses of data.
> It can't at the same time be responsible for embedded
> applications such as motor control and high voltage control
> etc because it would be sluggish doing both tasks at the same time.
>
> So, a second SODIMM socket will accommodate embedded
> projects like smaller ARMs, PICs, AVRs etc.
> There are various power supplies and sockets on the board
> along with prototyping area.
>
> In the same motherboard_and_som_boards directory is a second board.
> It is an SODIMM board reference design containing 2 x LPC1748FBD100
> CPUs that can be used to develop embedded applications.
> The design also has templates to make custom SODIMM
> boards that were previously manufactured and found
> to be mechanically accurate and tested to work.
> The board thickness is 1mm to
> allow it to be inserted into an SODIMM socket.
>
> The third board is in directory A10_CPU_breakout_som_board.
> This board is a complete A10 with all the pins brought out
> to pads from where they can be custom patched to the
> SODIMM edge connector as needed.
> The board thickness is 1mm to
> allow it to be inserted into an SODIMM socket.
> (The design file has been released a while back, but kept together in
> this bundle of files to make it a more complete set.)
> More of these types of boards are needed to allow electronic
> design engineers to be able to experiment with bigger SoCs.
> If anyone wants to make a similar board for the AllWinner A31
> and the iMX6 series single, dual and quad core, they are welcome
> to modify this file and make derivatives and send them for
> everyone to benefit from it.
>
> The fourth board is in directory esbc-final_2013_06_03.
> This board is being made as of June 2013.
> Most of this board was designed and contributed by:
>
>  Dr. Ajith Kumar B.P.
>  Scientist SH
>  Inter-University Accelerator Centre
>  Aruna Asaf Ali Marg
>  New Delhi 110067
>  www.iuac.res.in
>  Ph: (off) 91 11 26893955 (Ext.230)
>       (res)91 11 26897867
>       (mob) 91 9868150852
>
> http://www.iuac.res.in/%7Eelab/phoenix/SBC/
>
> It is a complete expeyes board with a SODIMM patch
> panel attached. It is designed in such a way
> that the SODIMM portion can be broken away to leave
> behind the expeyes board. The board thickness is 1mm to
> allow it to be inserted into an SODIMM socket.
> Alternatively, various IO pins from the expeyes board
> can be patched to the SODIMM board. Together with
> the double SODIMM motherboard, it can be used to
> make complete IoT devices.
> It does not have flash but it is designed to boot from
> uSD card. The board does need to be built and tested - that work is
> being undertaken now.
> If you need NAND flash, there is a design released by
>
> Stefan Enthoven
> Email: stefan @ santiware . com
> Telephone: (+27) 734619757
> Website: www.santiware.com
> Address: Suite 20-206, Waverley Business Park, Wyecroft Road, Mowbray,
> 7700, Cape Town.
>
> http://www.gplsquared.com/SoM2/A10_nand_ddr_version3.tar.gz
>
> that contains SODIMM patch panel, A10 CPU, NAND and DDR chips.
> This can potentially be copied and worked on to add NAND to expeyes.
>
> All the gerber files for the 4 boards have been generated for immediate
> use
> and can be found in their respective sub-directories.
>
> Any errata, comments, wish list, and contributions, please
> send to boronn at blueyonder.co.uk
>
> _______________________________________________
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>

-- 
Dr. Ajith Kumar B.P.
Scientist SH
Inter-University Accelerator Centre
Aruna Asaf Ali Marg
New Delhi 110067
www.iuac.res.in
Ph: (off) 91 11 26893955 (Ext.230)
      (res)91 11 26897867
      (mob) 91 9868150852
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