File list (Check if you may need any files):
PWM软件部分\HARDWARE\BEEP\beep.c
...........\........\....\beep.h
...........\........\EXTI\exti.c
...........\........\....\exti.h
...........\........\KEY\key.c
...........\........\...\key.h
...........\........\LED\led.c
...........\........\...\led.h
...........\........\TIMER\timer.c
...........\........\.....\timer.h
...........\........\WDG\wdg.c
...........\........\...\wdg.h
...........\keilkill.bat
...........\OBJ\beep.crf
...........\...\beep.d
...........\...\beep.o
...........\...\delay.crf
...........\...\delay.d
...........\...\delay.o
...........\...\exti.crf
...........\...\exti.d
...........\...\exti.o
...........\...\key.crf
...........\...\key.d
...........\...\key.o
...........\...\led.crf
...........\...\led.d
...........\...\led.o
...........\...\startup_stm32f10x_hd.d
...........\...\startup_stm32f10x_hd.lst
...........\...\startup_stm32f10x_hd.o
...........\...\sys.crf
...........\...\sys.d
...........\...\sys.o
...........\...\test.axf
...........\...\test.crf
...........\...\test.d
...........\...\test.hex
...........\...\test.htm
...........\...\test.lnp
...........\...\test.map
...........\...\test.o
...........\...\test.plg
...........\...\test.sct
...........\...\test.tra
...........\...\timer.crf
...........\...\timer.d
...........\...\timer.o
...........\...\usart.crf
...........\...\usart.d
...........\...\usart.o
...........\...\wdg.crf
...........\...\wdg.d
...........\...\wdg.o
...........\README.TXT
...........\SYSTEM\delay\delay.c
...........\......\.....\delay.h
...........\......\sys\sys.c
...........\......\...\sys.h
...........\......\usart\usart.c
...........\......\.....\usart.h
...........\USER\startup_stm32f10x_hd.s
...........\....\test.c
...........\....\test.opt.bak
...........\....\test.Uv2.bak
...........\....\test.uvopt
...........\....\test.uvproj
...........\....\test_Opt.Bak
...........\....\test_Target 1.dep
...........\....\test_Uv2.Bak
...........\....\test_uvopt.bak
...........\HARDWARE\BEEP
...........\........\EXTI
...........\........\KEY
...........\........\LED
...........\........\TIMER
...........\........\WDG
...........\SYSTEM\delay
...........\......\sys
...........\......\usart
...........\HARDWARE
...........\OBJ
...........\SYSTEM
...........\USER
PWM软件部分