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在LabVIEW中使用NI-VISA接收和发送二进制/十六进制数据 URL: http://digital.ni.com/public.nsf/allkb/13435A270D30ACEE8625731B002CD904

RS-232CポートでRTSやDTRなどのラインを制御する 標準的でないシリアル通信を行う機器と232Cによる通信を行おうとしています。RTSラインを任意にHigh、もしくはLowにしたいのですが、どうすれば良いですか？ URL: http://digital.ni.com/public.nsf/allkb/4F2547005DDA3C8C862571E30023F358

Runtime Error 28: Out Of Stack Space With Serial Communication I have two PCI-232/16 devices in one computer. I would like to communicate to all 32 ports using Visual Basic 6 and MSComm. Why do I get Runtime Error 28: Out of Stack Space when trying to access ports greater than 16? URL: http://digital.ni.com/public.nsf/allkb/FE1960ABD174292B862571E1007926EE

How Do I Use NI Spy for Linux? I am having trouble communicating with instruments in Linux and would like to perform an NI Spy capture for debugging/troubleshooting purposes. URL: http://digital.ni.com/public.nsf/allkb/DA87370E9FDB8516862571D5006D0587

在 MAX 中利用 VISA 使用虚拟 Com 端口或者第三方 USB-串口适配器 我在 MAX 中使用我的虚拟的 com 口或者第三方 USB-串口适配器遇到问题，始终得到 VISA 错误。什么地方出错了？ URL: http://digital.ni.com/public.nsf/allkb/5F897B6461ACB05C482571B8002CE7A6

Using Virtual COM Ports or Third-party USB-to-Serial Adapters with VISA in MAX I'm having trouble using my virtual COM port or third-party USB-to-serial adapter in Measurement & Automation Explorer(MAX). I keep getting VISA errors. What's wrong? URL: http://digital.ni.com/public.nsf/allkb/6E1922B526572CB8862571AA00544057

Location of Additional PXI Serial Ports in MAX I am not sure if my PXI serial card is properly installed. I can see all of my DAQmx devices under Devices and Interfaces, but I can't see my serial card. Where will this device appear once it is properly configured and ready to use? URL: http://digital.ni.com/public.nsf/allkb/25D09E37A815F43386257126007A9763

MAX에서 추가적인 PXI 시리얼 포트의 위치 가지고 있는 PXI 시리얼 보드가 제대로 설치되어 있는지 궁금합니다. 지금까지 Devices and interfaces 아래의 DAQmx devices 에서 모든 장비들을 볼수 있었는데, 시러얼 보드는 나타나지 않습니다. 이 보드가 제대로 설정되고 사용할수 있으면 어디에 나타나게 됩니까? URL: http://digital.ni.com/public.nsf/allkb/C7ADB957DE39006186257131000BA43E

Using Multiple USB Devices with Limited Power When I plug in multiple NI or other third party USB devices, they seem to malfunction. Why does this behavior occur? URL: http://digital.ni.com/public.nsf/allkb/B95D2CEF25C6E2928625709A004B4A6E

What is the Allen-Bradley DF-1 Protocol? Does National Instruments have products compatible with the Allen-Bradley DF-1 protocol? URL: http://digital.ni.com/public.nsf/allkb/E6793CA6D10D5A1D862570660073644A