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[Lcdproc] Parallel port keyboard issue


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  • From: bsdfan at nurfuerspam.de (Markus Dolze)
  • Subject: [Lcdproc] Parallel port keyboard issue
  • Date: Tue, 19 Jan 2010 00:23:53 +0100

Markus Dolze wrote:
> Markus Dolze wrote:
>
>> Hi,
>>
>> attached is a patch which corrects the behaviour by excluding the
>> backlight line when scanning for a keypad. It affects CT '4bit' and
>> '8bit'. Up to now I have only tested the 4bit CT.
>>
>> For the 8bit CT the last keypad line is lost, but nothing else has to be
>> changed. For the 4bit CT however, any existing keypad wirings using more
>> than 5 rows have to be changed.
>>
> Hi,
>
> I updated the patch. It now takes into account if a switchable backlight
> is configured or not. If it is, it's line is excluded from the keypad scan.
>
> So, for anyone who is currently using a keypad with more than 5 rows but
> no switchable backlight nothing changes.
>
> Regards,
> Markus
>

Committed, along with some documentation updates.

Markus



  • [Lcdproc] Parallel port keyboard issue, Markus Dolze, 01/19/2010

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