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Subject: Re: Disk is accessed every 1/2 second -- Battery runs out of power (Jukebox Recorder)
From: Ronald Teune (rtwolf_at_gmx.net)
Date: 2004-09-10


Hi Gerd,

can you check menu->playback->anti-skip-buffer?
It should be 0 s, I have a feeling it's higher on your box (not sure
though)

Ronald

On Fri, 10 Sep 2004 17:45:48 +0200, Gerd Gabriel
<gerd.gabriel_at_t-online.de> wrote:

> Hi,
>
> my disk is accessed every half second - I can see the red light blinking
> without interruption and can hear that disk is running all the time.
> This happens with all versions that I've tested (rockbox 2.2, daily
> build,
> bleeding edge etc. from different dates).
>
> Testing this and that I found out that
> [F1] -> Info -> Debug -> View mp3 thread
> tells me the following:
>
> read: 7C000
> write: 7BFFE
> swap: 7BFFE
> playing: 1
> playable: C5F62
> unswapped: 0
> ################################################
> #################################################
> wm: DA6DF - BE000
>
> Please note that the second bar reaches until the right end of the archos
> screen (I suppose that this represents the internal buffer but of course
> I'm
> not sure about it because I'm not a rockbox developer).
>
>
> *Sometimes* some times later the second bar goes back to
> #############################
>
> and the upper bar then changes over time from
> from #################################################
> to ############################################
> to #######################################
> to ##################################
> to #############################
> to ########################
>
> then the disk spins up and the upper bar is fullfilled again till to the
> right end.
>
> I also watched the "Disk spinup time" (Hitachi 60GB disk) which changes
> from
> 0 to 2800 and some other values inbetween.
> I could see the the filling state of the second bar does *not* depend on
> the
> current value of the disk spinup time.
>
> I have the obscure feeling that this occures during track change(?)
>
> My mp3 files are coded from 192kBit to 320kBit.
>
>
> As an effect of this battery runs out of power after less than 2 hours.
> When running Archos firmware (F1 + ON at boot) disk is accessed every 1
> minute and battery runs out of power after 16 hours.
>
>
> Regards,
> Gerd

-- 
Groeten,
Ronald Teune
= 1/2 * http://www.tred.net/
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