File list (Check if you may need any files):
Button_Change_Pwmdty\Button_Change_Pwmdty.plg
....................\Button_Change_Pwmdty_Target 1.dep
....................\startup_stm32f10x_hd.s
....................\stm32f10x_it.c
....................\stm32f10x_it.h
....................\LCD_1602.c
....................\LCD_1602.h
....................\main.c
....................\obj\startup_stm32f10x_hd.d
....................\...\startup_stm32f10x_hd.o
....................\...\lcd_1602.d
....................\...\lcd_1602.crf
....................\...\lcd_1602.o
....................\...\main.d
....................\...\stm32f10x_it.d
....................\...\stm32f10x_it.crf
....................\...\stm32f10x_it.o
....................\...\4x4button.d
....................\...\stm32f10x_flash.d
....................\...\stm32f10x_flash.crf
....................\...\stm32f10x_flash.o
....................\...\stm32f10x_gpio.d
....................\...\stm32f10x_gpio.crf
....................\...\stm32f10x_gpio.o
....................\...\stm32f10x_rcc.d
....................\...\stm32f10x_rcc.crf
....................\...\stm32f10x_rcc.o
....................\...\stm32f10x_tim.d
....................\...\stm32f10x_tim.crf
....................\...\stm32f10x_tim.o
....................\...\misc.d
....................\...\misc.crf
....................\...\misc.o
....................\...\core_cm3.d
....................\...\core_cm3.crf
....................\...\core_cm3.o
....................\...\system_stm32f10x.d
....................\...\system_stm32f10x.crf
....................\...\system_stm32f10x.o
....................\...\main.crf
....................\...\main.o
....................\...\4x4button.crf
....................\...\4x4button.o
....................\...\Button_Change_Pwmdty.tra
....................\...\Button_Change_Pwmdty.sct
....................\...\Button_Change_Pwmdty.lnp
....................\...\Button_Change_Pwmdty.htm
....................\...\Button_Change_Pwmdty.hex
....................\...\Button_Change_Pwmdty.plg
....................\...\ExtDll.iex
....................\...\Button_Change_Pwmdty.axf
....................\startup_stm32f10x_hd.lst
....................\4x4button.c
....................\4x4button.h
....................\Button_Change_Pwmdty.map
....................\Button_Change_Pwmdty_uvproj.bak
....................\JLinkLog.txt
....................\JLinkSettings.ini
....................\JLink Regs CM3.txt
....................\Button_Change_Pwmdty.uvproj
....................\Button_Change_Pwmdty_uvopt.bak
....................\Button_Change_Pwmdty.uvopt
....................\obj
Button_Change_Pwmdty