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一个单片机两路SPI上挂5个ADS1220,为什么会出现接一个ADS1220时比较准确,接多个时温度不准。

Other Parts Discussed in Thread: ADS1220

一个单片机两路SPI上挂5个ADS1220,为什么会出现接一个ADS1220时比较准确,接多个时温度不准。