Jinx wrote: > Xiaofan, a client has asked if a USB memory stick (which I think > is what you're calling a thumb drive) can be added to a 4550 to > log analogue readings and general data > > 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 > would be most convenient for end users (write with PIC, read with > PC) so I'll pretty much do what it takes if it's possible http://www.ftdichip.com/FTProducts.htm#Vinculum -- Wouter van Ooijen -- ------------------------------------------- Van Ooijen Technische Informatica: www.voti.nl consultancy, development, PICmicro products docent Hogeschool van Utrecht: www.voti.nl/hvu -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist