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ADS1292: ECG信号,采集不同人基线电压不同

Part Number: ADS1292

电路参考demo板,采集几个同事的ECG信号电压,发现不同个体的基线电压偏差很大。这种一般是怎么处理的?

下面这个基线基本在-1.96V

下面这个基线基本在0V左右