我是用keil5大家帮忙看看,这是怎么回事,编译提示:
..\drivers\stm32f4xx.h(80): error: #35: #error directive: "lease select first the target STM32F4xx device used in your application (in stm32f4xx.h file)"
#error "lease select first the target STM32F4xx device used in your application (in stm32f4xx.h file)"