我用（ST-linkv2）SWD接口下载程序，两个不同的板，电路相同，IC都是STM32F103R8T6;
其中一个正常下载，另外一个异常。（boot0=0,boot1=0）。
异常的提示：
Selecting SWD as current target interface.
Hardware reset with strategy 2 was performed
Initial reset was performed
Fatal error: Failed to read CPUID for Cortex device Session aborted!
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