[ALUG] Re: Keypad codes and xev

[cl at isbd.net]

On Wed, Feb 07, 2007 at 08:52:56AM +0000, Peter Alcibiades wrote:
> Can anyone explain the following puzzling behaviour?
> 
> I bought a USB  keypad for some computer phobic people to use.  Its a 
> wonderful little thing, but it has one potentially confusing thing:  a 000 
> key, right in the middle at the bottom.  This records 000 in either a 
> terminal or in an application.  They have no use for 000.
> 
> OK, lets just disable it.  First thing was to run xev and find out what the 
> keycode is.  It is 90.  Great, now lets find out what 0 is, and remap.  Guess 
> what, 0 is 90 as well!
> 
> So, how on earth, if they are sending the same keycode, does one send 000 and 
> the other just 0?
> 
> And how do I map it so that they both send the same thing?
> 
> The results from xev, both depression and release, seem to be absolutely 
> identical for both keys, to the letter.  Sure someone will understand what is 
> happening, but it baffles me.
> 
Is it possible that the 000 key is sending three keypresses in quick
succession?

-- 
Chris Green (chris at halon.org.uk)