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DS90UB914和DS90UB913的I2C通信问题

我现在碰到的问题是我从MCU这边I2c可以控制914芯片,通过同轴也可以在摄像头端(913的I2C接口)sensor通信I2C通信是有应答的,用示波器可以看到波形的输出,但914没有接收到应答信号,和数据返回,就是说用示波器量914这边的i2c没有应答或数据返回波形输出,想问一下可能哪里寄存器或者有硬件没有配置好