File list (Check if you may need any files):
RS232
.....\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
.....\......\RS232
.....\......\RS232.hex
.....\......\RS232.lnp
.....\......\RS232.m51
.....\......\RS232.plg
.....\......\spi.lst
.....\......\spi.obj
.....\......\SPIFlash.lst
.....\......\SPIFlash.obj
.....\......\SYS_Init.lst
.....\......\SYS_Init.obj
.....\......\timer.lst
.....\......\timer.obj
.....\......\Uart.lst
.....\......\Uart.obj
.....\RS232.Opt
.....\RS232.plg
.....\RS232.Uv2
.....\RS232_Opt.Bak
.....\RS232_Uv2.Bak
.....\source
.....\......\main.C