make a xy graph with three data from cluster and tick count
Hi everyone.I have an issue with combining time counter and array of clusters to the xy graph. While three data are being collected, I want to write it into a xy graph seperately with the time counter....
View ArticleSTM32F4 - Reading general purpose timer count
There seems to be a little bit of trouble when I run this code.The situation is following,I'm using the STM32F4 HAL library on an emulated [in QEMU] STM32F4 Discovery board, and trying to configure...
View ArticleSynchronizing 4 Counters to Countdown Backwards 1 at a Time
I'm new to using multisim and was trying to get four timers to countdown 1 at a time from 9 to 0. Counter 1 9 to 0 then shuts off then the counter 2 does the same then to counter 3 then 4.
View ArticleSTM32F1 troubles with a timer
Today I'm working on my program and having some troubles with setting up a 1 second timer on STM32F103 mcu.I have set Timer 2 to have a prescaler of 1099 and a period of 65514, so I'm expecting to have...
View ArticleHow to read the output from a digital counter using python?
I am able to read the counter output from labview but when I tried to implement the following code in python I am unable to read the counter. I am in urgent need to solve this problem could someone...
View ArticleMovie Predator Gauntlet Countdown Timer
For an extra credit side project, my lab partner and I were trying to create a circuit in Multisim of the gauntlet countdown timer from the movie Predator. Anyone done this before? Or anyone know how...
View ArticleLow duty cycle square wave input
Hi there, I need to have a VI that can receive a squarewave input up to around 500 Hz, (I actually expect to be around 400 Hz max) but I don't yet know what the duty cycle will be. The high time of the...
View ArticleCounter Measurument Problem
Hi I have a CompactRIO counter module. I am using it to make period measurument. I am also using a third-party hardware that sends me RPM. The same sensor is connected to either CompactRIO or the...
View ArticlePulse frequency Vortex meter
Hi everyone, I am trying to read the output (4-20mA pulse) of a vortex meter system to regulate an air flow rate.The old system is using a display 415A.10E from contrec and the reading is working...
View ArticleFrequency and Duty Cycle measurement with NI 9361
Hello, in the LabVIEW examples there is a Counter - Read Pulse Duty Cycle and Frequency (Continuous).vi As in this VI, I want to use the Counter 1D Pulse Freq 1Chan NSamp type reading, so that I get a...
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Medidor de caudal por pulsos
Buenas tardes, estoy en un proyecto de facultad en el cual debo utilizar un medidor de caudal para sacar el flujo de una linea. El sensor que la universidad adquirió es Octave Polymer Ultrasonic Bulk...
View ArticleBuffered gated event counting
Dear all, I'm trying to add gating to buffered event counting. The latter works, however, making it gated gives errors. Since turning the counter on and off seems simple enough, I hope I'm missing...
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Counter pulse generation issues when synchronizing with analog output sample...
Hello, The device I am using is a NI USB-6229 USB. I have written a program that produces a finite sine wave on the analog output that consists of 200ms worth of samples. In addition to the analog...
View ArticleHow to use 4 counters in NI 9401 & cDAQ -9178
Hi frds , I am new LabVIEW i have to generate 6 channel PWM pulse for my application in one click if it possible to generate using 9401 with cDAQ 9178. I tried one example programs for counter output...
View ArticleDAQmxSetCIEncoderAInputTerm arguments
I am trying to translate this .NET command to it's c equivalent: myCounterTask->CIChannels[0]->EncoderAInputTerminal = "/Dev1/PFI0"; The c function would be:...
View ArticleMax number of angular encoders I can simultaneous read using a 9174 chassis...
This is the bottomline theoretical question:How many simultaneous angular measurements can I have using 2 separate 9411 counter modules which exist in a 9174 (4 slot) chassis?(or to re-phrase)Am I...
View ArticleMeasuring continuously counter edge separation
Dear all, I'm trying to measure continuously the separtion between pulses on a pulse train coming from a measurment device.For that I'm using the source "ctr0" (physical channel PFI8) of my NI pcie...
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Creating Derived Clocks on a cRIO-9068
I have a cRIO-9068 and I am creating a project that is designed to run entirely on the FPGA. I have a base FPGA clock of 40 MHz. I need to create a series of derived clocks (10Hz, 100Hz, 1000Hz and...
View ArticleConnecting the PXI6608 to the BNC2110
Hi all, I am trying to use the PXI6608 to generate precise pulses. Is it possible to connect the PXI6608 to the BNC2110? I have both, and I am using the cable RS6868 to make the connection. However,...
View ArticleCounter Pause on Digital Level; resume on user input
Hi, rotating a sample wheel with stepper driven by continuous counter output. Each position of sx wheel has a key for a photo-interrupter. When interrupted, counter pauses. I desire to 'override'...
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