HT82K95E应用范例 详细的usb程序 HT82K95E datasheet -HT82K95E datasheet Features
Operating voltage: fSYS=6M/12MHz: 3.3V~5.5V
Low voltage reset function
32 bidirectional I/O lines (max.)
8-bit programmable timer/event counter with overflo

关于U盘的文件系统介绍 包括FAT12/16/32 很不错的 -U disk file system on the introduction, including a very nice FAT12/16/32