应用场景:A端ti解串器(1路iic),B端各路iic信号(11路);
原理图:
点亮发现iic常读错,测量试剂盒:SDA
iic器件两端
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橙色波形看起来像B侧。
底部的黄色和绿色波形看起来像A侧。
您是否确定示波器探头已正确连接?
这看起来像是设备的正常行为。 请参见数据表的图10和图11,其中显示了A_Side与B侧的偏移电压差。