File list (Check if you may need any files):
CPU51USB
........\Firmware-SL811
........\..............\AT89X52.H
........\..............\COMMON.H
........\..............\Control.Sch
........\..............\Fat.c
........\..............\Fat.h
........\..............\HAL.C
........\..............\HAL.H
........\..............\HPI.C
........\..............\HPI.H
........\..............\ISR.C
........\..............\MAIN.C
........\..............\MAIN.H
........\..............\Rbc.h
........\..............\RBCCMD.H
........\..............\SL811.C
........\..............\SL811.H
........\..............\TPBULK.C
........\..............\TPBULK.H
........\..............\USBHOST.PLG
........\..............\USBHOST.Uv2
........\HOST.Sch
........\陪送原理
........\........\USB51MCU.sch
........\........\USB51PCB.pcb