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求助BQ30Z554EVM Demo 无法进行充放电



各位大神们,求助!

     问题如下:

     买了个BQ30Z554的EVM板由于BQ30Z554芯片损坏,跟换IC(BQ30Z554)后把之前的DataFlash写进去后进行充放电测试,但是发现无法进行充放电测试,其上位机通信截图如下,请问是哪里的问题导致BQ30Z554无法进行充放电呢?(我把FET门已经打开,是上位机哪里设置不对么),感谢!~