File list (Check if you may need any files):
step2_key\APP\direct.c
.........\...\gpio.c
.........\...\h\direct.h
.........\...\.\gpio.h
.........\KEY.uvopt
.........\KEY.uvproj
.........\KEY_key.dep
.........\KEY_uvopt.bak
.........\LIB\CMSIS\CM3\core_cm3.c
.........\...\.....\...\core_cm3.h
.........\...\.....\...\startup_stm32f10x_md.s
.........\...\.....\...\stm32f10x.h
.........\...\.....\...\system_stm32f10x.c
.........\...\.....\...\system_stm32f10x.h
.........\...\Driver\inc\misc.h
.........\...\......\...\stm32f10x_adc.h
.........\...\......\...\stm32f10x_bkp.h
.........\...\......\...\stm32f10x_can.h
.........\...\......\...\stm32f10x_cec.h
.........\...\......\...\stm32f10x_crc.h
.........\...\......\...\stm32f10x_dac.h
.........\...\......\...\stm32f10x_dbgmcu.h
.........\...\......\...\stm32f10x_dma.h
.........\...\......\...\stm32f10x_exti.h
.........\...\......\...\stm32f10x_flash.h
.........\...\......\...\stm32f10x_fsmc.h
.........\...\......\...\stm32f10x_gpio.h
.........\...\......\...\stm32f10x_i2c.h
.........\...\......\...\stm32f10x_iwdg.h
.........\...\......\...\stm32f10x_pwr.h
.........\...\......\...\stm32f10x_rcc.h
.........\...\......\...\stm32f10x_rtc.h
.........\...\......\...\stm32f10x_sdio.h
.........\...\......\...\stm32f10x_spi.h
.........\...\......\...\stm32f10x_tim.h
.........\...\......\...\stm32f10x_usart.h
.........\...\......\...\stm32f10x_wwdg.h
.........\...\......\Release_Notes_for_STM32F10x_StdPeriph_Driver.html
.........\...\......\src\misc.c
.........\...\......\...\stm32f10x_adc.c
.........\...\......\...\stm32f10x_bkp.c
.........\...\......\...\stm32f10x_can.c
.........\...\......\...\stm32f10x_cec.c
.........\...\......\...\stm32f10x_crc.c
.........\...\......\...\stm32f10x_dac.c
.........\...\......\...\stm32f10x_dbgmcu.c
.........\...\......\...\stm32f10x_dma.c
.........\...\......\...\stm32f10x_exti.c
.........\...\......\...\stm32f10x_flash.c
.........\...\......\...\stm32f10x_fsmc.c
.........\...\......\...\stm32f10x_gpio.c
.........\...\......\...\stm32f10x_i2c.c
.........\...\......\...\stm32f10x_iwdg.c
.........\...\......\...\stm32f10x_pwr.c
.........\...\......\...\stm32f10x_rcc.c
.........\...\......\...\stm32f10x_rtc.c
.........\...\......\...\stm32f10x_sdio.c
.........\...\......\...\stm32f10x_spi.c
.........\...\......\...\stm32f10x_tim.c
.........\...\......\...\stm32f10x_usart.c
.........\...\......\...\stm32f10x_wwdg.c
.........\OBJ\KEY.plg
.........\USER\main.c
.........\....\stm32f10x_conf.h
.........\....\stm32f10x_it.c
.........\....\stm32f10x_it.h
.........\LIB\CMSIS\CM3
.........\...\Driver\inc
.........\...\......\src
.........\APP\h
.........\LIB\CMSIS
.........\...\Driver
.........\APP
.........\LIB
.........\OBJ
.........\USER
step2_key