Change the sampling rate for digital signal generation
I have a question about changing the sampling clock rate when using the digital outputlines to generate signals. I'm using DAQmxCfgSampClkTiming (TaskHandle taskHandle, const char source[],float64...
View ArticleProgramatically check when cDAQ is ready after reserve
Hey, I am trying to connect and disconnect a NI9188 cDAQ programmatically, I start by adding the device with "DAQmx Add Network Device.vi" followed by reserving it with "DAQmx Reserve Network...
View Articlesetting priority for reading inputs
Hi NI Community,Not sure if this is the right place to start. But, someone must have had a similar issue. We are using C# to talk to our NI 6323 board. We have two analog inputs that need to be read....
View ArticleNI cDAQ-9191 connection issue
Hello all, I am having a problem with getting my NI cDAQ-9191 to show up in MAX. I am eventually trying to get it to connect to my workstation wirelessly, however I cannot even get it to show up in MAX...
View ArticleDAQ and CAN
Hi I am working on a project that involves LabVIEW communicating with a CAN bus. I was wondering if the NI PCMCIA-CAN/DS Series 2 needs to be hooked up to the DAQ to allow for communication between...
View ArticleDAQ and CAN
Hi I am working on a project that involves LabVIEW communicating with a CAN bus. I was wonderingwhat hardware I would need to connect CAN with LabVIEW?
View ArticleDAQ and CAN
Hi I am working on a project that involves LabVIEW communicating with a CAN bus. I was wondering what hardware I would need to connect CAN with LabVIEW?
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Best practice for logging measurements (fastest logging)
What is the fastest or best way to log data? I want to capture multiple signals with 100 samples / second. To be able to plot the various waveforms I want to log the measurements to file. But this...
View ArticleNI 9216 sampling rate incorrect
I have a NI 9216 which is specified as 400S/s (50S/s/ch), but I am not able to get this sampling rate. For example in Signal Express I set it up for 10 samples per second and noticed that the samples...
View Articlemeasure the voltage and current draw
Hello,I have compact daq (NI CDAQ 9274) and CDAQ modules to measure current and voltage like NI 9215 and NI 9227 respectively.1) I need wiring cables to connect current sources to my NI modules. I did...
View ArticleChange Physical Channel Name of Global Channel
My current project is a test equipment with five indentical fixtures. Each of them uses a NI PCIe-6341. With MAX, I have just defined the scales and global channels for the first of them. Instead of...
View ArticleMeasure voltage with NI 9215
Hello, I have a power adapter as shown in the attached image which powers my embedded system. I would like to measure the voltage on the DC power plug at the end of this power adaptor (DC power plug...
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Sync up Analog Inputs and Outputs from Several Cards
Hi all, I am very new to the DAQmx drivers, so please let me know if I'm leaving out any important information. Right now we have a setup that uses a PCI-6733 to provide 6 AOs to the DUT and a...
View ArticleSynchronize DAQ analog output with the digital output of my camera
Hello,I am new with the utilisation of a DAQ instrumentin Labview.Right now I am trying to synchronize an analog output with a digital input. I have a camera that will send a digital output of 5V...
View ArticleDAQ connections for an analog TTL sample clock
Hi,I wasn't sure whether to post this here or in the software boards so apologies if this is not relevant. I am doing laser experienments where I am trying to detect laser pulses with photodiodes. I am...
View ArticlePCI 5153 always busy (cannot fetch data)
History: We've been running a data acquisition system using a PCI 5153 card continously for about 16 months now. Of course, there were some interruptions from software updates etc. The card and the VI...
View ArticleAnti aliasing filtering
I want to buy a digital anti-aliasing filter (preferably from NI) with following specifications:1) Digitally controlled cutoff frequency from 10kHz to 100kHz.2) Real-time response.3) 100dB reduction in...
View ArticleDoes NI 9222 Support Analog Triggering?
Can I perform an aquisition using analog triggering with the NI 9222 module on the CompactDAQ chassis. I am using an NI 9237 and NI 9361 module paired with the cDAQ 9188.
View ArticleData acquisition Oscilloscope FFT MEMS SCB68A
Hey Guys,i have a Mems Sensor Adxl335 and a Ni SCB68A to get my signals digitalized. I wanna messure the frequency through a tipicaly oscilloscope with a fft.So far i made this with the DAQ-assistent...
View ArticleGetting the “raw voltage” or unscaled voltage from Pressure Bridge Measurement
My customer wants to be able to calculate mV/Pascal at various pressures to make sure the response is linear over the range. The problem is I have not been able to find a VI or property node that will...
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