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BQ40Z80: 电池刚插入充电时,偶发出现十几秒寄存器读出来的电流一直为0

Part Number: BQ40Z80
Other Parts Discussed in Thread: BQSTUDIO

请问这是正常现象还是异常导致的,以下几张图片可能不是很清楚,谢谢。

上面这张是我读出来的电流

这张是电池插入时示波器抓出来的电池电压

BQ40Z80 hn01.pdf

PDF为bq40z80的电路图

这张为我们板卡电路图