PWM servo control works in FPGA, not from Real Time
Hello, I'm using the example Robotics/Motion Control/PWM Width Modulation.lvpropj to control a servo, using CompactRIO and LabVIEW. I've modified the example and replaced the high period ticks with...
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how to connect simulation on control design to DAQ card????
hi guys.. i have problems about control and design on simulation path I just make PID simulation and i can not to connect to DAQ card from simulation path in control design (function)...anyone can help...
View ArticleHow to write and format to excel
I am currently using labview 2010 and i am trying to write my data with time stamp to excel. I have my time stamp formated as a string and my data is in either an array or a dynamic data type. The...
View ArticleStatechart and solving linear systems
Hello; I am a student, I have a project of simulation of a converter in labview and compare the results with those obtained in matlab. 3 input signals are compared to a reference signal to obtain a...
View ArticleWrite from labview to excel test results
Hey I need some help to get my results from pressure transmitter to excel in 2 rows. The program works like when you get into case 9 like in picture and it will stay there in 15 min. I want it to log...
View ArticleA problem when creating setup file
I use labview2013. I programmed some VIs that are put into several folder, and some VI need invoke other VIs in the other folders. The program runs well when debugging, but after I create .exe files,...
View ArticleAdd up hex bytes to form a word
What is the easiest way to add up hex digits in a string to form a word. I am currently using the string to byte array and then the array elements, but this returns a byte only, i.e.xAA + xAA = x54how...
View ArticleData Acquistion Using Third Party Instruments
Hello, I am planning to create a data acquistion system using Labview+Third Party Data Acquistion Card(from Multi-Instruments Inc). I got the attached documentation from hardware producer which expain...
View Articlepop up window for login
hello friends, I am trying to develop a pop-up window for logging in into a labview application. I am using prompt user dialog box for the purpose with two buttons "OK " & "Cancel". I have managed...
View ArticleRead data from table step by step
Hello, I created table inside of .VI, where I will later set:1. column: time in seconds2. column: voltage in V3. column:current limit in A These data will be sent to programmable power supply (WISA...
View ArticleFSK modulation
hello eveyone and thanks for this forumi'm currently implementating a VI of FSK modulation, and i got stuck so i downloaded the template attached here, but some components were missing i wonder from...
View ArticlePossible to change integration time in Labview example of Ocean Optics hr2000+?
Hi, I have a Ocean Optics Hr2000+ spectrometer. I tried playing the example provided by NI and I couldnt find an option to change the integration time of the spectrometer in LabView. I would like to...
View ArticleE-mai y adquisicion de datos de Temperatura
Tengo un problema, necesito que el vi que tiene como ejemplo el labview de envio de correos, me envie dichos correos, pero me sale un msj que dice "Se necesita un servidor de correo valida", y no se...
View Article[SELL] Labview 2013 unused and sealed!
Hi everybody, I won a LabVIEW 2013 Base lincense with SP1. "Unfortunately" I already have LabVIEW and don't need another license, so I try to sell it here, maybe someone is interested. It's LabVIEW...
View Articlephase diffrence measurement
I am beginer to Labview. I want two measure phase difference between two sinusoidal waveforms. These waveforms are acquired from current and voltage sensors. I am using NI USB 6008. I want to measure...
View ArticleLabVIEW Module for Lego Mindstorms install fails
When I try to install LabVIEW 2013 Module for LEGO MINDSTORMS f2 Patch. I recieve an error: "NI LabVIEW 2013 32-bit must be installed before you can install NI LabVIEW 2013 Module for Lego...
View Articleintegrating array (and staring too long at it)
Good evening, I've got an array of time and 9 acceleration values (in columns). I'm trying to integrate the array to yield velocity, but for some reason (and I'm assuming the hour is contributing...
View Articlerunning average for 20 sec multiples
Hello, I am completely new to labview and have a data accqusition/running average question. Goal: Record data of every 50 transitions of a square pulse (Frequency 1Hz, 1 full cycle = 800ms), Have a...
View ArticlePick rows from an array and create a new one (with case structure)
I've got an array. I need to get from it first 8 rows which match the condition: the row must contain a given string (depending on the day of the week), starting from given X row number. The output is...
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