ds90ub913 ID[x]引脚必配置时,选择RID为0时,还需要10k的上拉电阻么,为什么
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最保险的接法是加上10K上拉,虽然ID不是开漏输出,但是建议加上,电阻也起到了一个限流的作用。
另外,如果不通过ID配置地址的话,还可以通过寄存器来配置I2C address。