[Arm-netbook] 7 inch Tablets suggestions

[Allan Mwenda]

Wew, that's a lot
I'm in no way knowledgeable in this but if it means a higher res display in the end then I'll try.

On January 16, 2017 10:26:22 AM GMT+03:00, Luke Kenneth Casson Leighton <lkcl at lkcl.net> wrote:
>On Sun, Jan 15, 2017 at 6:48 AM, Allan Mwenda <allanitomwesh at gmail.com>
>wrote:
>
>> Could you possibly bump up the resolution to 720p and make it a 3G
>tablet as
>> well?
>
> allen: i found from the exploration of developing the 7in tablet a
>couple of years ago that it's really rather tricky to make.  it's
>absolutely critical to get the exact matching capacitive panel and
>LCD, where the connectors come out in *exactly* the right place, and
>the components on the back of the LCD are also in *exactly* the right
>place to not interfere with (hit) other components, where 0.5mm
>clearance is really, *really* important...
>
>... and you then have to arrange for exactly the right size of
>battery...
>
>it's hellishly complicated in other words.
>
>so.  let me put it this way.  if you'd like to see such a product
>exist, help find the 720p LCD and the associated capacitive panel
>(with matching sizes: no point having a viewport that doesn't match
>the LCD).  do a google search, and look on taobao, aliexpress and so
>on.  you want parts that are commonly available (not a
>special-order-item, do not require copyright on the decal of the
>capacitive panel, do not require a MOQ of say 1,000 pieces and so on).
>samples should be easy to get.  pricing in QTY 250 and 1k should not
>be insane.
>
>you will also need to make sure that the datasheets are available,
>publicly, and do not require NDAs, and also that there is a linux
>kernel driver for the capacitive panel driver IC (which should be I2C
>not SPI or USB).
>
>be prepared for this process to take at least eight to twenty weeks,
>so you'll need to be very very patient.
>
>i already have a source for the 3G module, the SEW291, so that's taken
>care of.
>
>l.
>
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