Extract value from programmatically created text ring
Hello,I have a spreadsheet from which I would like to extract a single row. The first column of the spreadsheet has non-evenly-spaced time values and I feed these time values into a property node that...
View Articlehorizontal line on waveform graph
Hi Everyone! I'm still new to Labview, but I'm trying to add a horizontal line to an already established "bar chart" on my waveform graph. The way this code works is that it takes in a force from a...
View ArticleChange color of sub string text changing whole string
So I am trying to have certain text that is being displayed in a string indicator to be a different color that the rest but when the code is run it changes the color of all of the text instead of just...
View ArticleSR7230
Hi all, i just to ask about good way to connect and define SR7230 as device and software with Delay stage "ATP" by labView.? Thanks
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Local Variables and INLINING
LV2013SP1 When making a VI that originates a TYPEDEF'ed cluster, I have always used a local variable of that output cluster, and a BUNDLE BY NAME function to insert the various pieces. Like this: Now,...
View ArticleWhich architecture for hour long timed loop with front panel responsiveness
I am having trouble envisioning how to plan out this application. I originally was going to use an Event Driven Architecture with a Queued State Machine to parse Front Panel UI changes and respond...
View Articleinstrument Synchronization
Hello, I have a genreal question in LabView. I wrote a program that interface some (serial) instrument. I can send commands and change the state of the instrument and I can read data from it. I was ask...
View ArticleFPGA target NI 9146 publishing user-defined variables to a network
I am currently developing code to use on the NI 9146 ethernet expansion chassis with 3 modules hooked up, NI 9205, NI 9264, and NI 9476. The code is suppose to be downloaded onto the chassis as FPGA...
View ArticleAgilent 548xx multiple channels
I downloaded the driver off Ni's site and am able to configure scaling and trigger and read from one channel. Problem is my client's testing requires sometimes reading 2 and sometimes reading 3...
View ArticleDAQmx Timing Property Node missing 'more' options
Hello all I'm using LabVIEW 8.2 and am trying to change the AI Convert Rate in the Timing Property Node to change the interchannel delay. (Using a 6008 and attempting to acquire 2 channels at the same...
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from labview to excel:table and graph customized
HiI want to get this table in excel and in front of each row a graph drawed using just the value of E1,E2, E3, E4, E5 ....E10 ,and in the table ,for the columns M1 M2 ....M10 the have to contain either...
View Articlechecksum calculation
example:(hexadecimal format)7e 09 68 00 00 00 00 00 77 88 7e 09 69 00 00 00 00 00 78 88 7e 09 02 00 00 00 00 00 11 88 7e 09 10 00 00 00 00 00 1f 887e 09 01 00 00 00 00 00 10 88 7e 09 -- header68 00...
View ArticleDAQ Average alternating 25 sec window
Hello, I am fairly new to programming and LABVIEW, and was hoping to get some help. I am trying to analyze retinal potentials obtained as a response to flashing (ON and OFF) pattern of 120 LED's...
View ArticleHow to set the System Clock?
Hi, I am desiging a LabVIEW program that will measure data from an NI USB-6366, do some calculations and then output the corresponding data. At the moment, I am just doing data acquisistion with a...
View ArticleUsing Mean as one single point to start acquisition.
Hi guys, i have a problem with Mean. I make an acquisttion and want use the mean of ten firsts point like one single point to start the rest of my test, but i cant stop the mean calculation on 10...
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Labview FPGA and DIO CLIP (sbRIO target)
Hello, I have an sbRIO board and i want to pass a clock through FPGA from one pin to another. I'm routed a clock to port, say DI (DIO63) and expecting it on another port, say DO (DIO46). If a use...
View Articlepropotional flow control valves
Dear All I'm working on multiphase flow project, what I need to do at each set of experiment is to control the air flow and the liquid flow manually. The problem with manual system you can't get exact...
View Articleagilent 33220A
Dear all I would like to control the function generator, Agilent 33220A using attached vi. But, it needs a subvi as bellowed. Once I tried to skip those subvi, it shows an error. I would like to...
View ArticleHow can I generate a single timer event in a loop?
I have a simple PID script running inside of a timed loop to control a heating process. It works perfectly except that I cannot find a clean way to start the timer when it reaches the setpoint. Right...
View ArticleLED drivers
Hello everyone I'm new at LabView i have taken a class At Penn State University and im in Electrical Engieering at Penn state, I'm about to start my senior project in about one year, but i would like...
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