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这个和你的具体使用有关系,比如说采样率,可以参考这两个连接:
http://zone.ni.com/reference/zhs-XX/help/370466AD-0118/mxcncpts/clocks/
http://digital.ni.com/public.nsf/allkb/C5903C737518A25E862578F400368ED0
不太明白表示出来是什么意思?
KAI1121 已写:
就是我现在做锁相环,需要系统时钟,但是Labview没有时钟源,所以我就想着用采集卡的时钟
对锁相环不太了解~~
你的采集卡如果有计数器,就可以输出方波,不知道你想怎么使用采集卡的时钟