[Arm-netbook] Question about resolution on the micro-desktop

Luke Kenneth Casson Leighton lkcl at lkcl.net
Fri Jan 13 15:46:55 GMT 2017


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crowd-funded eco-conscious hardware: https://www.crowdsupply.com/eoma68


On Fri, Jan 13, 2017 at 3:07 PM, dumblob <dumblob at gmail.com> wrote:
> Hi Julie,
>
> yes (even though in the upcoming specification version 1920x1080 should be
> supported).

 NO.  it's NEGOTIATED.  if the HOUSING supports it AND the Card
supports it, 1920x1080 is ALLOWED.  but to do that, the Housing MUST
be capable of simultaneously supporting 1366x768 *AND* beyond.  in the
case of fixed LCDs, the only way to guarantee that is to have line (or
frame) buffer upscaler ICs *ON THE HOUSING*.

 it's NOT as simple as "1920x1080 is supported, period".


> Note though, that disregarding the resolution, the colors depth is always
> just 6 bits (instead of the standard 8 bits). No change to this is planned
> for the PCMCIA form factor based EOMA specifications

 nope

> (I'm actually really
> curious whether Luke will have some success with Amphenol with regards to
> finding another suitable form factor for the future high-end EOMA spec
> version which doesn't exist yet; this another form factor needs to be
> physically incompatible with all PCMCIA size variants to avoid swapping
> wrong cards).

 doesn't have to be amphenol.  any mass-volume connector will do.
MiniPCIe was also something i considered in the past, but finding a
right-angle "slotted" connector like the old games consoles proved
elusive.  and also i was concerned about accuracy of mating, and about
having to create a surround shield custom casework.... look at the
intel card you'll see what they did.  that cost tens of thousands of
dollars in tooling costs to make.


l.



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