LVDS display possible? [Was: Re: GTAX]

Dr. H. Nikolaus Schaller hns at
Tue Nov 29 09:32:43 CET 2011

Am 28.11.2011 um 22:47 schrieb EdorFaus:

> Just out of curiosity...
> If we ignore power supply and backlight for the moment, do you think it would be feasible to connect an LVDS (technically FPD-Link I guess) LCD panel to the GTA04, without a lot of extra hardware?

There is a beagleboard project how to interface
the OMAP processor:

using this chip:

> If so, that could be a neat mod for those of us with broken laptops lying around... Though it would be more pad than big phone I guess.
> -Frode
> On 11/28/2011 02:30 PM, Dr. H. Nikolaus Schaller wrote:
>> Am 28.11.2011 um 14:17 schrieb Xavier Cremaschi:
>>> Le 28/11/2011 08:02, Philip Rhoades a écrit :
>>>> Don't we need a larger form factor?  Like a 4.5" screen?  Has there been
>>>> any discussion along these lines?
>> For a GTA04++ there is no need to change the video system.
>> It is capable of driving>75 MHz pixel clock and HDTV resolution.
>> And, a larger display area does not necessarily increase the
>> pixel density. They just become bigger (unless we want to
>> increase the resolution as well).
>> What may need to be changed is the power supply and it may
>> need level shifters. But this is the simplest part in solving the equation.
>> If we get documentation.
>>> - finding a new screen
>> This is also quite tough. Either, they are not available through distribution.
>> Or if they are, a VGA display with touch and 3,5 - 4,5 inch usually costs
>> ~ 100 USD (e.g. Avnet Express, Mouser, ...).
>> I think we all want to have a display with superior-resolution (like iPad)
>> but cheap as water. And available from steady production. And with decent
>> documentation. The last one rules out choosing replacement iPhone 4S
>> displays...
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