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[Lcdproc] picolcdgfx driver


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  • From: bsdfan at nurfuerspam.de (Markus Dolze)
  • Subject: [Lcdproc] picolcdgfx driver
  • Date: Wed, 08 May 2013 23:12:10 +0200

Hi,

committed, thank you.

Regards,
Markus


On 08.05.2013 03:17, Scott Meharg wrote:
> See replies below.
>
> Attached is the updated driver.
>
> Thanks,
> Scott
>
>
> On Sun, May 5, 2013 at 3:07 PM, Markus Dolze <bsdfan at nurfuerspam.de
> <mailto:bsdfan at nurfuerspam.de>> wrote:
>
> On 30.01.2013 01:59, Scott Meharg wrote:
>> Attached is the patch and file for Mini-box.com's PicoLCDGraphics LCD.
>>
>> It uses glcd driver with connect type picolcdgfx.
>>
>
> Hi,
>
> I had a look at this patch this weekend. There are a few things I
> ask you to test:
>
> 1. With recent LCDproc CVS version 'paged' memory layouts are
> directly supported. This means there is no conversion necessary
> from 'linear' to 'paged' memory layout. I had to initialize the
> backingstore with 0xFF so the first call of _blit would clear
> the ROM graphic from the screen.
> 2. If the backlight is just switchable (on/off) or if it is
> adjustable (from 0 to max). From reading the lcd4linux I believe
> the latter being true. In this case the driver should be updated
> to make use of (on_brightness / off_brightness). The lcd4linux
> driver did not show a an adjustable backlight. But I tested and
> it does support. Driver has been update to make use of
> (on_brightness / off_brightness).
> 3. The way to calculate the contrast setting looks a little weird.
> See my comment in the updated driver. Weird indeed. What was I
> thinking.
>
> Attached you find an updated version of the driver. You will need
> LCDproc sources as of today for the patch to apply cleanly.
>
> Regards,
> Markus
>
>




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