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BQ76930: BQ76930读取电芯电压、温度值失败

Part Number: BQ76930

当前版本为第个各版本原理图种采取了LDO转12V芯片,替代了推荐方案里的供电方案;

检测:

①I2C是正常的;

②BQ76930的REGOUT输出有3.3V;

③可以更改部分寄存器的值;

④线路连接正常;

⑤不能读取电芯电压、温度值;

请问:导致不能读取电芯电压、温度值的原因是否是供电问题????