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Original question:
BQ27220: 量产烧录工具咨询
我每次使用ROM进行验证差不多吧，有两个问题1、ROM数据每次断开电池，重新上电变会恢复默认值。2、如果进行量产后，设备也要进行一次充电与放过程才能更新FCC吗？
您好，如果是掉电或者发送过RESET command,就会复位。系统必须经历充满电和完全放电循环后才能估算正确的充满电容量 (FCC)。
