public inbox for linux-bluetooth@vger.kernel.org
 help / color / mirror / Atom feed
From: Marcel Holtmann <marcel@holtmann.org>
To: Oli Ellis <oliver.ellis@ntlworld.com>
Cc: BlueZ Mailing List <bluez-users@lists.sourceforge.net>
Subject: Re: [Bluez-users] dinovo multimedia keys
Date: Tue, 23 Mar 2004 21:55:09 +0100	[thread overview]
Message-ID: <1080075308.2515.41.camel@pegasus> (raw)
In-Reply-To: <40605F5C.30902@ntlworld.com>

Hi Oli,

> It does not seem to be an error with the parser - I checked the USB HID 
> usage tables, and they tally up with the parser code. However, the 
> consumer buttons on the dinovo all seem to be out by one. For example:
> 
> Key label	keyboard reports (hex)	Should be (hex)
> -------------------------------------------------------
> My Pictures	1b7			1b6
> My Music	1b8			1b7
> Volume+		ea			e9
> Volume-		eb			ea
> Mute		e3			e2
> &c
> 
> Now the question is whether this is a problem in hardware (and if so how
> widespread it is), or the kernel bluetooth bit, or the parser. I can't see
> anything wrong with parser.c, and am inclined towards a bodge job by
> Logitech (and I was so pleased with my new keyboard...) However the
> DiNovo is widespread, so if it is a HID implementation error, any ideas on
> how it can be elegantly worked around?

acutally it can be the parser. Check how the report descriptors of the
Logitech diNovo and the Microsoft keyboard differs. I think our parser
is wrong and shifts a bit with the Logitech descriptor. All information
can be found here

	http://www.holtmann.org/linux/bluetooth/hid.html

Regards

Marcel




-------------------------------------------------------
This SF.Net email is sponsored by: IBM Linux Tutorials
Free Linux tutorial presented by Daniel Robbins, President and CEO of
GenToo technologies. Learn everything from fundamentals to system
administration.http://ads.osdn.com/?ad_id=1470&alloc_id=3638&op=click
_______________________________________________
Bluez-users mailing list
Bluez-users@lists.sourceforge.net
https://lists.sourceforge.net/lists/listinfo/bluez-users

      reply	other threads:[~2004-03-23 20:55 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2004-03-23  9:39 [Bluez-users] dinovo multimedia keys Oli Ellis
2004-03-23 14:20 ` Marcel Holtmann
2004-03-23 16:01   ` Oli Ellis
2004-03-23 20:55     ` Marcel Holtmann [this message]

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=1080075308.2515.41.camel@pegasus \
    --to=marcel@holtmann.org \
    --cc=bluez-users@lists.sourceforge.net \
    --cc=oliver.ellis@ntlworld.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox