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Measuring the Output of a Serial Port for Low Level Analysis
I'm using a serial device, and I'm unsure of the output of my serial port. Is there a way to view the signal that is being produced by the serial port in the lowest level possible.
URL:
http://digital.ni.com/public.nsf/allkb/79B995C3638F4177862572C900593631
LabVIEW 上での NI-VISA を使った 2進数/16進数の送受信
LabVIEW内のVISA読み取り・VISA書き込み関数は有効な引数のデータ型として文字列型のみを受け付けます。しかし、私のアプリケーション内では、データを通常文字列型として表されるASCII文字列ではなく、2進数あるいは16進数として送る必要があります。元のデ■>
URL:
http://digital.ni.com/public.nsf/allkb/69ACF712E1D430DE862572A4000AD9F8
Send or Receive Binary / Hex Data Using NI-VISA in LabVIEW
The VISA Read and VISA Write functions in LabVIEW only accept strings as valid data types. My application requires me to send and receive binary or hexadecimal values, rather than ASCII characters which would
URL:
http://digital.ni.com/public.nsf/allkb/6C24F2F07BC23BB78625722800710865
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
不能和我的串行仪器通信
我正在和我的串行仪器通信。 在 HyperTerminal 输入指令时, 该装置正确地产生了回应。 但当我在 LabVIEW 输入相同的指令时, 我会得到不正确的回应或是 timeout。为什么我的装置可以在 HyperTerminal 使用, 却不能在 LabVIEW 使用? 即使我用 'LabVIEW Serial' 的范例也不能行
URL:
http://digital.ni.com/public.nsf/allkb/8224EC54DF27BBB5482572270013B0BE
Preventing LabVIEW from Continuously Polling the Serial Port
When I read from my serial port, LabVIEW continuously polls for data until the data is available on the port. This increases my processor and resource usage and prevents other loops in my program from executing smoothly. How can I prevent this?
URL:
http://digital.ni.com/public.nsf/allkb/179E61F87CF8B340862571EA0037CFA3
RS-232CポートのRTSやDTRなどのライン制御
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ラインを任意にハイ、もしくはローにしたいのですが、どのようにしたらいいですか?
URL:
http://digital.ni.com/public.nsf/allkb/4F2547005DDA3C8C862571E30023F358
在LabVIEW中,我应该怎么实现对串口中的DTR和RTS信号线的控制?
在LabVIEW中,我应该怎么实现对串口中的DTR和RTS信号线的控制?
URL:
http://digital.ni.com/public.nsf/allkb/3591FEEECCBB604B482571770013FD11
¿Cómo Puedo Utilizar NI-VISA con mi Tarjeta Serial de Terceros?
Tengo una tarjeta serial de terceros. Luego de instalarla, esta trabaja correctamente usando Device Manager pero la tarjeta no está listada en MAX. ¿Sería posible usar NI-VISA para controlar la tarjeta?
URL:
http://digital.ni.com/public.nsf/allkb/2EEFB3AC63F2453B8625714E006380E7
Setting the Transceiver Wire Mode on Ports for National Instruments Serial Boards
How can I set the transceiver wire mode for ports on my National Instruments serial boards?
URL:
http://digital.ni.com/public.nsf/allkb/1D516C10D7EDFAC6862571110073B8F4
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