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BQ40Z50: 无法充放电,充放电MOS被禁止

Part Number: BQ40Z50


BQ的上位机的寄存器中Mfg Status init 中 FET_EN位,在电池组完全放电后,变成0了。有什么原因或设置会导致此现象?

上位机中 VOK和QMAX被置0,是否影响FEF_EN被置0  XCHG和XDSG被置1呢