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RDDI-DAP Error,Error: Flash Download failed  -  "Cortex-M4"

Question asked by haibo yang on Aug 5, 2017
Latest reply on Aug 7, 2017 by Kerry Zhou

Hi friend;

I am trying to build and download sdcard_fatfs demo code, could pass build, but fail to flash download in Keil enviroment, following are the errors, appreciate any comments.

 

I attached my debug configuration picture.


Load "debug\\sdcard_fatfs.out"
Erase Done.
Programming Done.
RDDI-DAP Error
Error: Flash Download failed  -  "Cortex-M4"

 

 

Haibo

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