This thread has been locked.

If you have a related question, please click the "Ask a related question" button in the top right corner. The newly created question will be automatically linked to this question.

DS90UB948 I2C地址有时和IDX引脚配制的不一样

TI 工程师

      你好

      我们现在有个项目有用到947和948,在调试的过程中发现有时候948的I2C地址不稳定,有时会变化不是IDX引脚设置的值。我 们通过IDX设置948的I2C地址为0X2C,但是有时候从947相应的寄存器读出来是0X3C,0X38,0X2E,0X32,0X30。DS90UB948的上电时序是满足要求的。这个问题困惑了我们很久了,能帮忙提供下思路怎么去排查问题吗?