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在同一通道上使用模拟触发条件中的开始触发和参考触发
我使用的数据采集卡是PXI-4461,驱动是NI-DAQmx,我尝试在同一模拟通道上设置两个不同的触发条件:开始触发和参考触发,可是在配置过程中,我不能为不同的触发条件设置各自的触发沿类型,触发沿类型最终与参考触发的触发沿类型相同(最后配置参考触发)。■>
URL:
http://digital.ni.com/public.nsf/allkb/97EB9A14B2EB41F4482571FE0023E0A5
动态信号分析仪(DSA)的信噪比(SNR)指标
NI Home This Document is not yet Rated Rate this Document 动态信号分析仪(DSA)的信噪比(SNR)指标 硬件: Modular Instruments>>Dynamic Signal Acquisition and Analysis (DSAPCI-4452, Modular Instruments>>Dynamic Signal Acquisition and Analysis (DSAPCI-4551, Modular Instruments>>Dynamic Signal Acquisition and Analysis
URL:
http://digital.ni.com/public.nsf/allkb/1C1A151DB38CEDCC482571F6000DED83
数字化仪的板上内存
我应该怎么获得我的数字化仪的板载内存的大小信息?
URL:
http://digital.ni.com/public.nsf/allkb/096BCF7E82309666482571F600031C0C
用NI-SCOPE来对外界输入的参考时钟信号进行锁相
我打算用示波器卡来锁相外界输入的参考时钟。在Labview中,我用NI Scope Configure Clock.vi来配置我的参考时钟为外界输入。当我运行这个程序,我收到一个错误,错误信息为:“niScope Initiate Acquisition.vi发生错误1074115830 ”。
URL:
http://digital.ni.com/public.nsf/allkb/1F77C12D3D74F9F1862573FC002F9478
NI高速数字化仪有最小采样率吗?
NI Home This Document is not yet Rated Rate this Document NI高速数字化仪有最小采样率吗? 硬件: Modular Instruments>>High-Speed Digitizers (Scopes), Modular Instruments>>High-Speed Digitizers (ScopesPXI-5922, Modular Instruments>>High-Speed Digitizers (ScopesAT-5102, Modular Instruments>>High-Speed Digitizers
URL:
http://digital.ni.com/public.nsf/allkb/707F3824CEE8AFD5482571EF0044B9E2
当我升级NI-FGEN时为什么会丢失一些例程?
最近我将NI-FGEN从2.0升级到2.1。然而,我丢失了一个例子程序。这是为什么,我该如何修复呢?
URL:
http://digital.ni.com/public.nsf/allkb/2F5899B811D9473C482571EF00478481
标准 PXI 以及 PXI Express-ready (兼容混合插槽)的 4461 以及 4462 的区别是什么?
NI 4461 以及 4462 设备提供标准 PXI 以及 PXI Express-ready (PXIe-ready)版本。这两个版本的优势分别是什么?兼容性方面有哪些忠告?
URL:
http://digital.ni.com/public.nsf/allkb/F78B92D8879580EC482571DA002355C3
在Visual Basic中使用TClk同步高速数字化仪
我试图同步两块基于SMC的数字化仪,并且我必须使用NI-TClk控制同步。然而,我没有找到Visual Basic和NI-TClk的支持。在VB下是否有NI-TClk的接口?我应该有什么声明?
URL:
http://digital.ni.com/public.nsf/allkb/FC29A8CF8C2B4CCE482571D8000503A5
当试图覆盖脚本时,NI-RFSG会报错-1074118136
我使用PXI-567x,试图覆盖一个已经下载到矢量信号产生器的脚本文件。但程序一执行到niRFSG Initiate.vi就反复报错-1074118136,"指定波形无效."
URL:
http://digital.ni.com/public.nsf/allkb/C019FF62AAF7DEA6862574CF0045EB71
哪些模块化仪器产品支持虚拟通道?
我试着在Measurement and Automation Explorer (MAX)中为一个模块化仪器创建一个Traditional Virtual Channel,traditional NI-DAQ。其中有一些可以工作,有一些则不能。所有的模块化仪器都可以被选中,但有些模块化仪器的Test Panel却不能正常使用。特别是NI 4060可以正常使用,但NI 4070■>
URL:
http://digital.ni.com/public.nsf/allkb/B7A8BCEB2343F838482571C90018D7C6
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