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https://e2e.ti.com/support/power-management-group/power-management/f/power-management-forum/1094005/bq40z80-why-can-t-the-chgm-and-am-bits-be-written-as-0
大家好，
我无法 从电池模式寄存器(0x03)写入CHGM和AM位。 您知道原因吗？
巴西，
Loïc
您好Loic：
这些位(CHGM，AM)是BCAST位的反射，您不能写入它们，因为量规将使用BCAST的设置再次写入。
此致，
Wyatt Keller
