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想请问一下，相同的代码，为什么我上电后直接读flash（flash之前保存的值是我上一次写下的），然后发送给上位机显示，结果显示如图一；但是我过了一会儿，代码把flash的值重新写了，然后读flash发送给上位机显示，数据就正确了。这是为什么呢？
