On Tue, 7 Nov 2006, Tony Smith wrote: > Haven't MMC cards stopped at 512k? Transcend makes MMCs up to 2GB. > SD are up to 8 gig, IIRC. Anything over 4GB is SDHC (as are some 4GB cards), which is not protcol-compatible with SD (MMC and SD use 32-bit addrressing, so can only address 4GB). I don't know if SDHC includes SPI support. -- John W. Temples, III -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist