今天突然提示说要升级，第一次我选择否，然后下载失败，第二次选择是，结果升级失败，出现致命性错误，com口是正常的，用的是ez-FET下载程序。
请问该怎么解决，为什么会出现这个原因，真的是上一秒还能正常用，下一秒就失败了。
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MSP 低功耗微控制器论坛 - 最近的话题
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