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TCA8418没有回应

Other Parts Discussed in Thread: TCA8418

TCA8418设备地址是0x34,但是在linux下读写i2c一直没有ACK,用示波器可以抓到波形,发送设备地址后,没有回应就停止了。请问怎样判断TCA8418是否已经正常工作了,还有让TCA8418工作起来有哪些配置要注意的吗?

x 出现错误。请重试或与管理员联系。
x 出现错误。请重试或与管理员联系。