[Lcdproc] Parallax

Markus Dolze bsdfan at nurfuerspam.de
Fri Nov 25 06:55:37 UTC 2011


On 25.11.2011 05:13, Connor Huffine wrote:
> Before I go charging in to work on using LCDproc, is the Parallax
> Serial LCD module supported? I have a 2x8 HD44780 backlit with a 3-pin
> serial backpack.
> I would like to know if I can use this running out of the serial port
> on Ubuntu 11.10 Server x86.
>
> Thanks,
> BG32

Hi,

there is a driver for displays once made by Wirz (sli driver [1]) which
was acquired by Parallax years ago. I have no knowledge if today's
devices will work, but comparing the 'product documentation for 2x16 and
4x20 character serial LCD displays' [2] with the code in our driver it
will not work.

Writing a new driver should not be too difficult as the device uses a
simple ASCII protocol.

[1] http://lcdproc.sourceforge.net/docs/lcdproc-0-5-5-user.html#sli-howto
[2]
http://www.parallax.com/Portals/0/Downloads/docs/prod/audiovis/27976-7-9-ParallaxSerialLCD-v3.0.pdf

Regards,
Markus



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