https://www.stm32cube.com/article/173
https://blog.csdn.net/aixin2012/article/details/98754234
http://www.coder100.com/index/index/content/id/1035025
http://news.eeworld.com.cn/mp/STM32/a27592.jspx
https://shequ.stmicroelectronics.cn/forum.php?mod=viewthread&tid=581809
https://shequ.stmicroelectronics.cn/forum.php?mod=viewthread&tid=614455
https://blog.csdn.net/u013256018/article/details/61947232