stepper motor control using DAQ (NI USB 6212)
Hello, I want to control stepper motor (specification : +5V, 1.2 A) using labview. Is it enough to use DAQ usb 6212 or some other driver required to interface stepper motor with labview.....
View ArticleHow to remove serial number from a PC?
Hello, I had previously activated some NI products on a PC using my serial number. Now, I'm transferring ownership of the PC to someone else, so I've deactivated the products. However, the serial...
View ArticleTiming violation when adding code blocks parallel to each other in a FPGA SCTL
Hey guys! I've got a problem with my code inside a SCTL of a VI running on a FPGA and was hoping somebody could help me. I'm working with an 120 MS/s ADC and write the data to the FPGA's block memory...
View Articleset flags in ni-rt.ini
I want to set the flag YouOnlyLiveTwice on my RT to TRUE to prevent the RT from automatically rebooting.(http://digital.ni.com/public.nsf/allkb/41E8E448E2547CEF86256CFD00678340) What I don't want to do...
View ArticleLabview commands for Tektronix DPO5054 oscilloscope
Labview commands for Tektronix 2430A oscilloscope Anyone have a list of command codes for this instrument? I do not find in the manual. I can establish communication but I am kind of stuck without...
View Articleusb printer
Hello all, I am looking for a repair ticket printer that I can access through Labview. I would like to address it as a windows printer. I was able to write a driver that made use of the report...
View ArticleVariable Engine crashes when querying a tag that doen't exist with OPC client
Hi!I'm working on a system based on LV 2011 DSC. The system is multi-node and uses Sahred Variables.We have a node that has everything available in the system and we would like to use the embedded OPC...
View ArticleWire Aligment with Different Screen Resolutions
I've noticed that block diagram wire positions/alignments can change, sometimes significantly, in moving to monitors with different resolutions. There's a ton of information about maintaining...
View Articlemouse down help
Im trying to create a program so that when the next button is pressed, the gui then reads the next line on my excel sheet for the standard. Im having trouble with the mouse my down functioin for this.
View ArticleMODBUS RTU - Simulate multiple slave to response to a PLC
Hi! I'm new with the use of the Modbus communication. I would like to simulate 4 devices (I/O Extenders) to response to a PLC. It is possible to do this using only one com port with RS232 to RS485...
View ArticleReport generation, max size
Hi all. I'm working on a pressure and temp system acquisition. I'm saving the data every 5 sec in a database, then i have 17280 data in 1 day. ¿Can I run a report (Report Generation Tool) directly from...
View ArticleClik here to view.
Auto build.vi
Hello! I programmed a short VI for automatically build an Application, which works perfectly. In order to start the autobuild program from a build server, I set the VI-properties to run when started...
View Articlestatic reference with global variable
Hi, I've used a static reference to a subvi where I am changing a global varible before (3-4 years ago) and can't remember how I did that.It was something like these attachment but now I am using...
View ArticleTwo signals at two waveform graphs
Hello Everyone! I got some problems with my software for data acquisition. I got two signals and I have to show two signals at two different Waveform Graph. How to seperate signals?
View ArticleHow to configure an ip camera in labview
I need to control several ip cameras in labview, but I don't know how to configure and add one of these cameras in a labview application, in order for me to get video and to take pictures.Can someone...
View ArticleProgramatically change control/indicator data type
Is there a way to change a control or indicator's underlying data type? I have a VI that I want to use that will accept any data type (basically varriant data) and display it accordingly. I have...
View ArticleCan you create multiple counter outputs?
Hello, I am working with a NI USB-6210 and I am having trouble with the infamous 50103 "specified resource is reserved." What I need to do is create two independent STL pulse trains on two counter...
View ArticleReceiving Error - 66450
Hello. I revised a LabVIEW project in 2012 to acquire data and control valves from C Series Modules using the cRIO-9082 real-time hardware. I am receiving error -66450 "The NI scan engine cannot...
View Articlexcontrol always returns default value
I have an Xcontrol that holds an enum in the data in shift register. I have a control on the Xcontrol and that should update the value that will be returned whent the control is read, but the control...
View ArticleWhy LabVIEW does not detect FlexRIO NI PXI-7954 as a target?
HI. I have recently installed NI PXI-7954 (FlexRIO FPGA) module on my PXI-1036 system. Measurement and Automation Explorer (MAX) is recognizing it and showing it as RIO0 under devices and...
View Article