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Subject: Re: New button code
From: Brian (
Date: 2004-09-21

>> > Quick question: Has the button bug:
>> >
>> > -the up button sometimes activates the F2 menu
>> > -the right button sometimes activates the left button
>> > -the down button sometimes activates the right button
>> >
>> > been fixed yet?
>>No, that is a driver issue and has not been fixed yet. It occurs when we
>>are reading the button voltage level just while it is changing. Then we
>>read a temporary voltage that represents another button than that which
>>was pressed.
>>The fix is to read the voltage twice and filter out large variations, but
>>that adds some other complications which is the reason we haven't
>>implemented it yet.
> It has always been of interest to me - does anyone know if the the Archos
> firmware suffers the same problem of mis-read keys? I've often wondered
> if they use a totally different system, or just filter out erroneous data?

To tell you the complete truth the problem never existed for me prior to
version 2.0. With all versions and CVS's after that, this problem existed.


Page was last modified "Jan 10 2012" The Rockbox Crew