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Continue to ChatUsing USART1 on the STM32F4Discovery https://micromouseonline.com/2013/05/05/using-usart1-on-the-stm32f4discovery/
Using USART1 on the STM32F4Discovery https://micromouseonline.com/2013/05/05/using-usart1-on-the-stm32f4discovery/