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我使用FR8003A做的蓝牙从机，设置的蓝牙名称是我们的公司名，出货后，会出现一部分芯片蓝牙名会自己变成FR8000，要断电重新上电才能恢复正常蓝牙名，我的代码工程并没有FR8000这一串字符，这是什么原因