In this paper, single-chip microcomputer 51 as an example on how to expand the USB interface on the U disk read and write, and details on FAT16, FAT32 file system and how to encode the details of the realization of single-chip microcomputer used for file system operations, mentioned in passing that on U disk experience compatibility problems. Here is a single-chip host, U disk is a slave.

USB
...\9个不同U盘的调试打印.rar
...\demo程序.rar
...\STC51+SL811.ddb
...\关于单片机读写U盘F16和F32文件系统.doc
...\参考文献
...\........\SL811资料
...\........\.........\38-08009.pdf
...\........\.........\811HS标准datasheet.pdf
...\........\.........\Basic Embedded Host Using the SL811HS.pdf
...\........\.........\SL811errata.pdf
...\........\.........\SL811getting_started.pdf
...\........\.........\sl811hs_appnote.pdf
...\........\USBMassStorage的协议
...\........\....................\usbmass-cbi10.pdf
...\........\....................\usbmass-ufi10.pdf
...\........\....................\usbmassbulk_10.pdf
...\........\....................\usbmassover_11.pdf
...\........\文件系统
...\........\........\4.5万字透视FAT32系统.doc
...\........\........\FAT32文件系统规格书.pdf

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