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有什么办法可以防止固件被拷贝或者增加拷贝的难度?

Other Parts Discussed in Thread: Z-STACK, CC2530

您好,我们正在用cc2530开发一些应用,用的是第三方的开发板,软件用的IAR 和Z-stack。

不知道有什么样的办法可以保护固件不被读出或者增加读出的难度呢?加密芯片成本太高,不大适用。除此之外还有别的方法吗?

谢谢了!