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efuse里面 芯片出厂的时候放得是什么 efuse_read(uint32_t* data0,uint32_t* data1,uint32_t* data2)读出的数据是每个芯片不一样的吗 这个不会变的吧 拿这个当加密的秘钥可以吗
efuse 里主要是lot number 和wafer 信息, 这个信息不会变, 可以用来当秘钥