选择的芯片。。。相关的头文件。。。全部添加了进去。。。悲剧了。。。G:\Program Files\Keil\ARM\Inc\ST\STM32F10x\stm32f10x.h(96): error: #35: #error directive: "Please select first the target STM32F10x device used in your application (in stm32f10x.h file)"