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STM32串口乱码

库函数默认8MHz晶振,应根据实际硬件选择

 

# CMSIS/stm32f10x.h

#define HSE_VALUE   ((uint32_t)12000000)
#if !defined  HSE_VALUE #ifdef STM32F10X_CL     #define HSE_VALUE    ((uint32_t)25000000) /*!< Value of the External oscillator in Hz */ #else   #define HSE_VALUE    ((uint32_t)8000000) /*!< Value of the External oscillator in Hz */ #endif /* STM32F10X_CL */#endif /* HSE_VALUE */

 

STM32串口乱码