2020-01-07 19:23发布
Level 2: debug/chip read protection disabled
When booting from Flash memory, accesses (read, erase and program) to Flash memory and backup SRAM from user code are allowed.
STMicroelectronics is not able to perform analysis on defective parts on which the Level 2 protection has been set.
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从文档RM0090看,是可以的:
启用后,ST都表示无能为力:
编辑说明:补充
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