This may be a stupid question, why not just use a file system? I believe that there is some code available for FAT file system access on SD/MMC for LPC series, wouldn't that make things a lot easier? This way you can use any existing application without any special need for programming or unix-style commands. -- Sean At 03:07 PM 1/17/2006, you wrote: >Hello, >I have some code running now on a Embedded Artists 2148 board that >accesses a SD card (based on the philips code). So I can read/write >individual sectors.... >My plan is to use a SD card as a "circular" buffer for data, so I >won't be using a real "file system" like FAT16 etc. >What I need now is a simple program (or some ideas for it) that can >access a SD card when connected to a PC using "raw" sector access.... >That way I will be able to read the data from the card when it is >inserted in a card reader in a PC. > >Any ideas/pointers ? > >Regards, >Carsten > > > > > >SPONSORED LINKS ><http://groups.yahoo.com/gads?t=ms&k=Microprocessor&w1=Microprocessor&w2=Microcontrollers&w3=Pic+microcontrollers&w4=8051+microprocessor&c=4&s=93&.sig=tsVC-J9hJ5qyXg0WPR0l6g>Microprocessor ><http://groups.yahoo.com/gads?t=ms&k=Microcontrollers&w1=Microprocessor&w2=Microcontrollers&w3=Pic+microcontrollers&w4=8051+microprocessor&c=4&s=93&.sig=DvJVNqC_pqRTm8Xq01nxwg>Microcontrollers ><http://groups.yahoo.com/gads?t=ms&k=Pic+microcontrollers&w1=Microprocessor&w2=Microcontrollers&w3=Pic+microcontrollers&w4=8051+microprocessor&c=4&s=93&.sig=TpkoX4KofDJ7c6LyBvUqVQ>Pic >microcontrollers ><http://groups.yahoo.com/gads?t=ms&k=8051+microprocessor&w1=Microprocessor&w2=Microcontrollers&w3=Pic+microcontrollers&w4=8051+microprocessor&c=4&s=93&.sig=1Ipf1Fjfbd_HVIlekkDP-A>8051 >microprocessor > > >---------- >YAHOO! GROUPS LINKS > > * Visit your group "<http://groups.yahoo.com/group/lpc2000>lpc2000" > on the web. > * > * To unsubscribe from this group, send an email to: > * > <mailto:lpc2000-unsubscribe@yahoogroups.com?subject=Unsubscribe>lpc2000-unsubscribe@yahoogroups.com > > * > * Your use of Yahoo! Groups is subject to the > <http://docs.yahoo.com/info/terms/>Yahoo! Terms of Service. > > >----------
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Re: [lpc2000] MMC/SD support on LPC2000
2006-01-17 by Sean
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