偶发上电后程序跑死在初始化位置,用指示灯测试发现,故障时会跑死在ADC初始化位置,然后将ADC初始化屏蔽后又会死到后续代码。进一步调试发现最小化系统没问题,之后将并口通信代码添加后,就会偶发异常。
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偶发上电后程序跑死在初始化位置,用指示灯测试发现,故障时会跑死在ADC初始化位置,然后将ADC初始化屏蔽后又会死到后续代码。进一步调试发现最小化系统没问题,之后将并口通信代码添加后,就会偶发异常。