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AdcOffsetSelfCal()就是偏置校准的方法,也可以周期性校准,只要你把这个函数放在一个周期性函数中即可。
至于偏置校准则需要额外输入一个基准电压,如1.65V,然后通过两个具体的电压值,算出公式中的a,和b, Y=aX+b, X为输入电压,Y为采样结果寄存器的值。