STM32CubeMX开发04——串口打印

Posted 2021-05-24 果果小师弟

串口初始化函数已在cubemx自动生成，我们无需要改动，需要在public.c文件中添加printf重定向函数fputc();函数即可。

一、main函数

main.c

/* USER CODE BEGIN Header */
/**
  ******************************************************************************
  * @file           : main.c
  * @brief          : Main program body
  ******************************************************************************
  * @attention
  *
  * <h2><center>&copy; Copyright (c) 2020 STMicroelectronics.
  * All rights reserved.</center></h2>
  *
  * This software component is licensed by ST under BSD 3-Clause license,
  * the "License"; You may not use this file except in compliance with the
  * License. You may obtain a co