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ADS7843问题

Other Parts Discussed in Thread: ADS7843

请问每次我采样一次ADS7843,发现PENIRQ会产生个小方波

不采样的话,按下后,PENIRQ波形是正常的,一直的低电平,如果一直采样的话,按下后,PENIRQ会变成个杂波。请问该怎么处理谢谢