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修改时间 07-25-2019 08:58 PM
请教各位老师,手里有一个NI的PCIe-6321多功能数据采集卡,现在要用来采集从光电传感器(PMT)转换的电压信号,采样频率10KHZ,设置阈值,当采集的电压超过阈值,触发外部的信号发生器。请问数据采集卡能实现这个功能吗?从采集到电压信号到触发外部发生器能在500us内完成吗?
修改时间 07-25-2019 10:25 PM
这款多功能采集卡还是不错的: https://www.ni.com/en-us/support/model.pcie-6321.html
应该可以.
500us 不能100%保证, 毕竟是Windows.
修改时间 07-25-2019 10:40 PM
修改时间 07-26-2019 08:39 AM
参见LabVIEW自带例子.
Windows 时间精度是 1ms.
修改时间 07-28-2019 07:27 PM
好的 非常感谢
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