the chip run normal with the code loaded before , but now can not load the program, the programmer no problem,
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the chip run normal with the code loaded before , but now can not load the program, the programmer no problem,
Hi,
thanks for your answer.
this board can run normal with the code download before,so the VCC is OK.but now i can not download the code again.and i have two same board,the other board can download normal,so the debugger is ok. we can know that part of the chip is broken,or the Peripheral circuits that Associated with download is broken.
best regards
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