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STM32F401RE NUCLEO Usart Bootloader issue

Question asked by ttl on Aug 26, 2015
Latest reply on Aug 27, 2015 by Clive One
Hi,

I want to try the USART bootloader on my nucleo board.
I connected Boot0 to VDD and Boot1 to GND, I reseted the board.
Then I send the command 0x7F to the board. But I have not received any response.
Did I miss something?
How can I know if my bootloader is corrupted?
Thank you

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