File list (Check if you may need any files):
usbto232
........\AT89X52.H
........\COMMON.H
........\Control.Sch
........\Fat.c
........\Fat.h
........\Fat.LST
........\Fat.OBJ
........\HAL.C
........\HAL.H
........\HAL.LST
........\HAL.OBJ
........\HPI.C
........\HPI.H
........\HPI.LST
........\HPI.OBJ
........\ISR.C
........\ISR.LST
........\ISR.OBJ
........\MAIN.C
........\MAIN.H
........\main.LST
........\main.OBJ
........\Rbc.h
........\RBCCMD.H
........\SL811.C
........\SL811.H
........\SL811.LST
........\SL811.OBJ
........\TPBULK.C
........\TPBULK.H
........\TPBULK.LST
........\TPBULK.OBJ
........\USBHOST
........\USBHOST.hex
........\USBHOST.lnp
........\USBHOST.M51
........\USBHOST.PLG
........\USBHOST.Uv2
........\usb转rs232.rar