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BQ27200 i2c 读取问题。

Other Parts Discussed in Thread: BQ27200, BQEVSW, EV2400

最近弄款产品带需带电量监测,使用的是BQ27200 是按照手册给的应用电路图。

I2C有10k上拉电阻,单片机读取的信息感觉很诡异。读取电压0x08/09 3832、3868有时候确是3万多?

BQ27200是否直接可以读取信息,或是在读取前需要初始化EEPROM中的数据?

写EEPROM就要给PGM 一个21V脉冲?