Jinx wrote: > I've had a look through some of the links you provided, especially > those that mentioned mass storage. I'm aware that the 4550 is not > a host, as you point out in the quote below. Do you know if anyone > has a work-around ? Perhaps a peripheral adapter ? A thumb drive Sorry to chime in :) - the usual approach, more comfortable, would be using a SD card, which only needs a SPI interface, a FAT32 stack, and can be read on a PC with a simple adapter (new ones have it built in) -- Ciao, Dario -- ADPM Synthesis sas -- http://www.adpm.tk -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist