STM32串行通信USART程序例举链接:http://blog.csdn.net/dragon12345666/article/details/24883111
1、STM32串行通信USART的相关介绍:
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2、STM32串行通信USART的框图:
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3、STM32串行通信USART相关的寄存器:
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