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AFE4490如何检测血氧探头里面没有手指？如果没有手指在血氧探头里面，AFE4490能输出中断吗？具体是哪个中断？另外，我设置EN_SLOW_DIAG = 0，设置DIAG_EN = 1，可是DIAG_END中断信号没有产生呀？谢谢回复！
