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3d graph run error in VS2013
I used 3d graph in VS2013, it's fine in design mode, but when I run the program, "class not registered" error appeared.I also follow...
View ArticleWaveformGraph axes
hello,I'm working in c# with VisualStudio 2015 and I'm often annoyed by a problem of range on my waveformgraph, maybe you could have an idea to help me:My graph has a defaultStart defined.When I want...
View ArticleNationalInstruments.Common.xml Purpose
In version 17 of NiDAQmx using VS2015 a NationalInstruments.Common.xml file is created in the Debug and Release folders. Does this xml file need to be included in an application release?
View ArticleUSB-6501
I use a USB-6501 as a ground fault monitor in a system. At various times, the 6501 reports the fault 'A USB transfer failed due to a transaction error reported by the USB host controller. Task Name:...
View ArticleDAQmx input buffer and breakpoints
When I start an analog read task, set a breakpoint and wait for a while, the next read will throw due to the input buffer being full. I can increase the input buffer size to buy more time, but on...
View ArticleScattergraph auto-scaling
So, I am using a NationalInstruments.UI.WindowsForms.ScatterGraph widget, and the incoming data causes the scattergraph to autoscale annoyingly fast on boundary conditions. Is it possible to have it...
View ArticleClose all currently opened VISA sessions
Hi all,I have a C# application that opens/closes VISA sessions with instruments via TCPIP. I noticed that if too many VISA sessions are opened without being closed, the following error occurs in NI I/O...
View ArticleIntensity Graph for WebForms
Hello all, We are working on a Asp.Net Web application and will be needing Intensity Graph to cater our requirements. I do not see this in the ToolBox anywhere. Not sure what is the reason for no...
View ArticleHow to get the number of bytes read before timeout exception?
I am using the NI VISA library ReadByteArray method to read approx. 100,000 bytes. I am receiving a timeout exception, which I believe is caused by not enough bytes being received before timeout...
View ArticleUSB 6008 programming in C#
kay, this seems to be the right place... kinda empty in here though.So, I'm making a hardware test fixture using a 6008 and a 6501 module. I seem to have the digital I/O working on the 6008, and the...
View ArticleNetwork variable problem in 64 bit application
Hi, The network variable does not work in our 64 bit application but 32 bit works OK. For example this function fails in 64 bit application: ServerProcessInfo processes = ServerProcess.GetAll();...
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NI DAQ Windows Application template missing
Hello all,I'm trying to follow the example in the following link:http://zone.ni.com/reference/en-XX/help/372636F-01/mstudiowebhelp/html/createnewnetproj/When I want to create a new project, NI DAQ...
View ArticleFuture Support
Hi all,I'm starting again developing sw that interfaces with NI boards. In the past I used legacy Nidaq library under Visual Studio 6.0. Now I want to start again with a more up to date design. I'm...
View ArticlePXI 4302 using .Net CreateCurrentChannel to capture 4 to 20mA input
I am using a C# application to capture 4 to 20 mA from a sensor, previously I successfully used a cDAQ 9208 card, I have now switched to PXI 4302 card with 4302C terminal Block.The application creates...
View Articlehow do all four channels simultaneously in the .NET example?
I am using accelerometer with the cDAQ-9181 and NI9234. I try to run the C# .NET example, named "ContAccelSamp_IntClk_AnlgStart"how do all four channels simultaneously in the .NET example?
View ArticleThird party OPC remote server connection
Hello,Is there a possibility to connect a DataSocket to OPC remote servers like KEPware 6 ? I tried to connect it with opc.tcp://... URL without success (fine with local opc:// url string).Thanks in...
View ArticleDelete image in a ImageViewer control
Hi all, in a form of application in VisualStudio 2015 (C#), I have an ImageViewer control for show the image acquired and the results from a VBAI Engine. The images are shown correctly. I want to...
View ArticleWhy can't "viFindRsrc" find the instrument?
viOpenDefaultRM(defrm) Dim find_list As Integer Dim retCnt As Integer Dim instrDesc As String status = viFindRsrc(defrm, "?*INSTR", find_list, retCnt, instrDesc) ' status = viStatusDesc(defrm,...
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How to use GPIB to transmit a large picture？
status = viVPrintf(vi, "YST:COMM:GPIB:RTER EOI" + vbCrLf, 0)status = viSetAttribute(vi, VI_ATTR_TMO_VALUE, 20000)status = viVPrintf(vi, ":MMEM:MSIS 'C’" + vbCrLf, 0)status = viVPrintf(vi, ":MMEM:CDIR...
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