[Arm-netbook] flying squirrel conundrum

[Tom Cubie]

On Mon, Nov 26, 2012 at 4:14 PM, Tom Cubie <mr.hipboi at gmail.com> wrote:
> On Mon, Nov 26, 2012 at 4:42 AM, luke.leighton <luke.leighton at gmail.com> wrote:
>> we have a bit of a conundrum over component pricing.   $7 or thereabouts is
>> due to the use of EOMA-68 (casework etc). but even subtracting $7 from $113
>> we're still a whopping $26 (23%) off of equivalent devices with the same
>> functionality.
>>
>> the target's $80.  can anyone help source parts on this list that will help
>> us to reach the target?
>>
>> l.
>>
>>
>>
>> 3200mAh battery    $6.00    EEMB    10000
>> LD070WS2-SL05    $30.00            LCD (IPS 1024x600)
>
> Save 12$ here.

Of course the 18$ 1024x600 IPS LCD is not from LG, it's from some not
well-known Chinese company.

>
>> STM32F103RC6    $2.20        10000    high-end version, excludes delivery
>> (from HK across to Guangdong)
>> Capactitive 5T    $11.00    NJY    10000    CTM with NO CONTROLLER
>
> Why no controller? A touch panel with controller is 7$. Save 4$ here.

The 7$ 5-point capactitive touch panel is also from some Chinese manufacture.

>
>> 0.3MP Camera    $3.00        10000
>> 3-axis Accelerometer    $1.08    Digikey?    10000    Bosch BMA250
>> PCB    $1.50            appx 3in x 6in
>> EOMA68 CPU Card    $38.00            CPU Card (1ghz 1Gb RAM / 4Gb NAND)
>
> Save 6$ here.
>
>> Speakers    $1.00            2x 0.5 watt
>> Coil Mic    $0.20            not piezo: circuit's been designed around a
>> coil microphone
>> Case    $8.00            Good quality!
>> PCMCIA socket    $0.50    Amphenol (Diarmuid)        68-pin socket Amphenol
>> P/N G659EU1124703T
>> SoC cartridge    $1.00    Amphenol (Diarmuid)        PCMCIA assembly (rails)
>> with push-release mechanism
>> AXP209    $1.00            Power Management IC
>> MiniPCIe WIFI    $4.00            Ralink RT2070, RT8191  or Atheros ATH9K
>> MicroSD    $0.32
>> SN75LVDS83b    $1.00    Texas Instruments        LVDS Display interface
>> converter IC, from RGB/TTL to LVDS
>> MiniPCIe CON    $0.62    Digikey?        JAE 52-pin Mini PCI-e connector for
>> WIFI/3G/DVB
>> Headphone Jack    $0.20
>> MiniUSB AB    $0.20
>> MiniUSB Host    $0.20
>> Sundry Discretes    $2.00            LDOs, DC-DCs, L,R,C, MOSFETs, Diodes
>> etc.
>>
>> Total: $113
>
> Btw, luke, where do you plan to manufacture the cpu card.
>
>>
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>
>
>
> --
> Keep simple, stay foolish.



-- 
Keep simple, stay foolish.