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其他的I2C设备全部删除，与DM8148通讯，I2C的波形都是比较尖的波形，是不是什么地方配置的不对？
上面附件是数据波形
是不是你的上拉电阻太大了？
AIC3106晶振供电3.3V，出来的波形将近6V，测试下 DEMO板 不到4V
