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BQ35100: 问题如下:

Part Number: BQ35100

1.设计原理图如下:

2.调试BQ35100时,发送数据后不应答,是用示波器监测,从机没有拉低数据线,通过时钟线确定数据发送是无误的?请问是什么原因?

3.目前测试AlERT外接上拉,测试这个引进一直是低电平?这个正常吗?

4.目前I2C的CLK的时钟频率是30KHz。采用模拟I2C形式?