Pressing on the Table Control locks the front panel in a certain state
Hello everyone! I have following problem. I have a very simple state machine with two cases. In the Idle case there is an event structure receiving input from a Table Control. When pressing Run the Vi...
View ArticleStatistics on the fly
I have 200+ channels coming in continuously, at a frame rate of 10 Hz. Client requires an AVERAGE value of each channel, between a START time and a STOP time, possibly several minutes apart. What I do...
View Articlehow to increase data acquisition speed ?
I'm trying to measure the number of times a light goes on and off in a specific system using high speed photodiode, however the photodiode sees only the initial state and the final state, so i need to...
View Articledsc
Hello, Is it possible to store to SHV event of changing SHV properties like LOLO, LO, HI, HI, HI settings.If we are changing this settings by program we want to see in Event / History log when sombody...
View ArticleRecording data to Spreadsheet
My program is meant to read incoming data, multiply it by a 6x6 matrix, and out put the data to a graph and a spreadsheet. However, while the program can read incoming data, it fails to display the...
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[FPGA] DSP48 problem
I need to do a multiply in a 120MHz SCTL and DSP48 seems to be the only method to hack it. I started by taking a DSP48 that was configured as part of a complex multiply function within some NI code...
View ArticlePause function working with haptic joysticks.
I've come into an internship, and have been working on some code. What is being done is information is read from haptic joysticks for transferal to different cRIO setups. The next thing I would like to...
View ArticleHow do I simulate engine speed encoder signal input into ECU
I need to simulate a bydirectional (+/- Vdc) engine speed encoder pulse train input into an ECU. Does anyone have example code or can recomend proper hardware to use for this type of application.
View ArticleLabview crash related to Virtual Bench 8012
My application consists of a Labview User Interface that calls a Teststand sequence.The UI is very similar to what gets installed by default with TestStand.In the TS sequence there are calls to VIs....
View ArticleXY graph
Hi I am new to Labview. I have two graphs (X,Y) and (X2,Y2). I want to ply a third graph (Y,Y2) by extracting the datas from the previous plots. Any idea how to do this?
View ArticleSimulate Signal Express VI is sending two periods of the wave per loop...
Hello, I've been trying to use the Signal Generator Express VI and DAQ Assistant in order to generate an output waveform, as seen in this NI tutorial...
View Articledsc modbus - Serial communication input/holding registers
Hello, I am trying to create a labview application to act as a Modbus master and control multiple stepper motors. I have the DSC module in labview and am using a serial communication with an RS-485...
View ArticleSynchronizing Two DAQ devices of different types
Hello, I am new to LabVIEW and I would be grateful if you help me on this. I am using two different DAQ devices to measure voltages and temperatures (via thermocouples). These two, have different...
View ArticleProblem with a case structure
I have the following problem:I want that the structure from the TRUE case of the bigger case structure to start only when I switch from the button and activate the TRUE position. I observed with the...
View ArticleWindows 7 Style Controls?
I recently upgraded to Labview 2013, and was hoping that NI would finally add some Windows 7 style containers and decorations to the "Silver" controls now that Microsoft is fully invested into Windows...
View ArticleLabview myRIO 2013 stopped working after product activation, system vi files...
Hello, My Labview myRIO 2013 had been working while it was in its evaluation period. Recently, I activated Labview 2013 with a 6-month activation code. Now, if I try and create the standard myRIO...
View ArticleVision information
I'm not very experienced in labview, andI'm using OCR with the vision assistant.I would like to know if someone could tell me what is threshold, and why do I have to train the vision assistant with...
View Articletriangle detection in image
Hi. i need help on making a vi for detecting triangles in an image. IMAQ Detect shapes has no provision for triangle but for circle, ellipse an d rectangle. Please help. Anyone developed this can elp...
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Errors in running the vision application
Hello, I am working on vision acquisition using the usb camera,My vi runs successfully on the PC with labview installed with all toolkits.I created the application of my vi.And run it on a different...
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