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Visitor II
December 5, 2024
Question

Can't run Code on STM32H743ZI2 without USB ST-LINK Connected

  • December 5, 2024
  • 2 replies
  • 610 views

I've been trying to figure this out for a while, but now my project has come along where it is incredibly inconvenient to test with the cable still inside. I've tried powering with an external supply of 5V to Vin then moving JP2 to EXT, but it doesn't work. I have read that I'm supposed to save to FLASH instead of Memory but I haven't found anything in the datasheet that mentions how to do that. Any help would be greatly appreciated.

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    2 replies

    ST Employee
    December 5, 2024

    you can try to connected the cubeprogrammer with the USB cable and check if the flash is correctly programmed.

    yui1236Author
    Visitor II
    December 5, 2024

    @Shirley.Ye Currently I have not tried to do anything with flash. Is it supposed to save to flash by default?