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Visitor II
December 4, 2023
Question

If the bootloader will enter system ROM bootstrap first when using flash mode to boot in stm32f103

  • December 4, 2023
  • 0 replies
  • 829 views

When I downloaded applicaton into flash, I found that it will respond my cmd code if I send cmd code immediately after NRST changing from 0 to 1.

If although I choose  'Boot0(pin) = 1和Boot1(pin) = 0' to flash mode, the stm32f103 will also enter system rom bootstrap code.

It's to say that stm32f103 entering flash mode is bypassing System Rom Bootstrap code.

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