用一段FLASH保存数据,出现该段被改写成全部为0的情况
出现在重上电的时候,概率不高,是偶尔出现.
代码逻辑上分析,上电,断电都不会操作FLASH.
FLASH区默认是LOCK的,只有在改变了参数才会UNLOCK.
不知道什么原因此区会被改写,现场的机器偶尔出现这种情况,在家又模拟不出来.
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