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Rockbox mail archiveSubject: Re: FM Recorder power level - patch attachedRe: FM Recorder power level - patch attached
From: Justin Heiner <jheiner_at_yahoo.com>
Date: Wed, 5 Feb 2003 14:09:01 -0700 Unfortunately, it seems as if that doesn't work. I tried it and it powers off immediately. I even tried booting it up with the power in, waiting a bit, and then disconnecting it, and it still turns right off -justin >I have made a temporary fix for the power problem on the FM Recorder >model. This is along the same lines as the one that Fred posted recently >(ignoring the battery min level completely), but is not quite so severe! > >It works on the principle that the battery level reads as 0.00 or 0.01 >volts (0 or 10 in the internal scale used) for much of the time, and >occasionally shows the correct value. The fix keeps an extra value of >"last known good" for the battery level, and uses this instead whenever a >zero value is read. It uses a threshold value, currently 20 (0.02 volts), >to check whether a "bogus" value is returned, and uses the last known good >value if it is bogus (i.e. < 20). If a "good" value is read, it updates >the known good value. In normal circumstances, I doubt the batteries could >put out 0.02 volts and the jukebox fire up, so this principle seems sound! > >A patch is attached below, and a compiled firmware is uploaded at >www.mikeholden.uklinux.net/ajbrec.ajz >The patch is also available at www.mikeholden.uklinux.net/patch.diff > >Happy testing! >Mike Holden Received on 2003-02-05 Page template was last modified "Tue Sep 7 00:00:02 2021" The Rockbox Crew -- Privacy Policy |