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bq25895 i2c通信不上

Other Parts Discussed in Thread: BQ25895

1、bq25895连线如上图,i2c的通信引脚是通的,发送从机地址时,bq25895是有响应,但发送第二个数据(j寄存器地址时就没有响应了),逻辑分析仪抓取的波形如下:

是我i2c通信有问题,还是bq25895的问题?

2、CE引脚已接地,按照 bq25895默认充电使能,  按道理VBUS一接入usb应该会自动充电,这时STAT应该会亮,但是只是亮了一下就灭了。