Getting Error "undefined debug reason 8 - target needs reset", BluePill, ST-Link V2, & STM32CubeIDE, STM32CubeProgrammer is able to download the code to the BluePill & run,while I have no debugging problem at all when replacing BluePill with H743 boa

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Technical Moderator

Hi @Enour.1 ,

BluePill is not an ST product, may be it doesn't embed an authentic STM32.

-Amel

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Associate III

Hi Amel,

Yes, I saw that, the chip on the board is CKS32F103, it is clone of STM32F103.

So the problem not in the ST-Link or STM32CubeIDE, nice.

Thanks for the advice !

Seems you are of Arabic origin :)

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