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Rockbox mail archiveSubject: Re: Iriver iFP7xx RAM sizeRe: Iriver iFP7xx RAM size
From: nobby nobbs <nobbynobbs_at_gmail.com>
Date: Mon, 18 Jul 2005 22:34:59 +0100 Could a devive like the iFP use flash ram as system ram instead? On Mon, 18 Jul 2005 22:18:39 +0100, Dave Hooper <dave_at_beermex.com> wrote: > http://www.rockbox.org/twiki/bin/view/Main/IriverFP3XX5XXHardwareComponents > > This page suggests that the 5xx series at least already have 8MB > SDRAM.. so a 5xx or 3xx port is already 'feasible'. > > The 7xx series CPU has 64KB of SRAM *on the processor*. This is the > same sort of approach as the coldfire CPU used in the iriver H1xx/H3xx > series, which have 96KB of SRAM. This is in *addition* to any general > SDRAM. I am quite certain that the 7xx also has SDRAM - a fully > functional mp3 player with LCD display and graphical user interface can > almost certainly not be implemented with just 64K of ram.. > > d > > ----- Original Message ----- From: "Tomasz Malesinski" > <tmal_at_mimuw.edu.pl> > To: <rockbox_at_cool.haxx.se> > Sent: Monday, July 18, 2005 7:54 PM > Subject: Iriver iFP7xx RAM size > > >> Dan Hollis has recently updated the wiki page: >> >> http://www.rockbox.org/twiki/bin/view/Main/WebHome?topic=IriverIfpPort >> >> He wrote that iFP7xx players have only 64 kB of RAM. Having analyzed >> their firmware a bit I am quite sure that beside the PNX0102 internal >> SRAM they also have much more (probably 1 MB) SDRAM located at >> 0x24000000. Does anyone know for sure what the RAM size is? Has >> anyone opened an iFP7xx player and noted what chips are inside? This >> information seems to be quite important for the decision on whether to >> start porting Rockbox to iFP or not. >> >> I do not write to Dan directly, because his email address on his wiki >> page does not look promising to me (spamtrap?). >> >> -- Tomek Malesinski >> _______________________________________________ >> http://cool.haxx.se/mailman/listinfo/rockbox >> > > _______________________________________________ > http://cool.haxx.se/mailman/listinfo/rockbox -- Using Opera's revolutionary e-mail client: http://www.opera.com/mail/ _______________________________________________ http://cool.haxx.se/mailman/listinfo/rockboxReceived on 2005-07-18 Page template was last modified "Tue Sep 7 00:00:02 2021" The Rockbox Crew -- Privacy Policy |