File list (Check if you may need any files):
c8051f020-USB\CH372DRV\DRIVER\CH375DLL.DLL
.............\........\......\CH375WDM.INF
.............\........\......\CH375WDM.SYS
.............\........\LIB\C\CH375DLL.H
.............\........\...\.\CH375DLL.LIB
.............\USBDevice\config\c8051f020.h
.............\.........\......\Const.h
.............\.........\driver\ADC.c
.............\.........\......\ADC.h
.............\.........\......\at24cxx.c
.............\.........\......\at24cxx.h
.............\.........\......\CH372.c
.............\.........\......\CH372.h
.............\.........\......\CP.c
.............\.........\......\CP.h
.............\.........\......\DAC.c
.............\.........\......\DAC.h
.............\.........\......\Delay.c
.............\.........\......\Delay.h
.............\.........\......\IIC_Driver.c
.............\.........\......\IIC_Driver.h
.............\.........\......\Instruct.c
.............\.........\......\Instruct.h
.............\.........\......\Key.c
.............\.........\......\Key.h
.............\.........\......\LCD.c
.............\.........\......\LCD.h
.............\.........\......\Pcf8563.C
.............\.........\......\Pcf8563.h
.............\.........\......\PWM.C
.............\.........\......\PWM.H
.............\.........\......\spi.c
.............\.........\......\spi.h
.............\.........\......\SPIFlash.c
.............\.........\......\SPIFlash.h
.............\.........\......\SYS_Init.c
.............\.........\......\SYS_Init.h
.............\.........\......\timer.c
.............\.........\......\timer.h
.............\.........\......\Uart.c
.............\.........\......\Uart.h
.............\.........\output\ADC.lst
.............\.........\......\ADC.obj
.............\.........\......\at24cxx.lst
.............\.........\......\at24cxx.obj
.............\.........\......\CH372.lst
.............\.........\......\CH372.obj
.............\.........\......\CP.lst
.............\.........\......\CP.obj
.............\.........\......\DAC.lst
.............\.........\......\DAC.obj
.............\.........\......\Delay.lst
.............\.........\......\Delay.obj
.............\.........\......\IIC_Driver.lst
.............\.........\......\IIC_Driver.obj
.............\.........\......\Instruct.lst
.............\.........\......\Instruct.obj
.............\.........\......\Key.lst
.............\.........\......\Key.obj
.............\.........\......\LCD.lst
.............\.........\......\LCD.obj
.............\.........\......\main.lst
.............\.........\......\main.obj
.............\.........\......\Pcf8563.lst
.............\.........\......\Pcf8563.obj
.............\.........\......\PWM.lst
.............\.........\......\PWM.obj
.............\.........\......\spi.lst
.............\.........\......\spi.obj
.............\.........\......\SPIFlash.lst
.............\.........\......\SPIFlash.obj
.............\.........\......\SYS_Init.lst
.............\.........\......\SYS_Init.obj
.............\.........\......\timer.lst
.............\.........\......\timer.obj
.............\.........\......\Uart.lst
.............\.........\......\Uart.obj
.............\.........\......\USB
.............\.........\......\USB.hex
.............\.........\......\USB.lnp
.............\.........\......\USB.m51
.............\.........\......\USB.plg
.............\.........\source\main.C
.............\.........\USB.Opt
.............\.........\USB.plg
.............\.........\USB.Uv2
.............\.........\USB_Opt.Bak
.............\.........\USB_Uv2.Bak
.............\...工具\WINDOWS\CH375DLL.DLL
.............\.......\.......\CH375WDM.INF
.............\.......\.......\CH375WDM.SYS
.............\.......\.......\Demo.c
.............\.......\.......\DEMO.H
.............\.......\.......\DEMO.ICO
.............\.......\.......\Demo.rc
.............\.......\.......\DOWNFILE.EXE
.............\.......\.......\resource.h
.............\.......\.......\TransFile.dsp
.............\.......\.......\TransFile.dsw
.............\.......\.......\TransFile.plg