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MANJUNATH


NMAM INSTITUTE OF TECHNOLOGY NITTE UDUPI

31 total contributions since 2012

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Question


how to get data from spectrum analyzer using GPIB
hello everyone, i am using spectrum analyzer through GPIB i wanna write code get the plot's ascii data into my computer u...

mehr als 6 Jahre ago | 0 answers | 0

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answers

Question


how to plot with respect to time insted of samples
hello, i have sensor which gives voltage output based on change in radiant temperature, the plot i am doing now is voltag...

mehr als 6 Jahre ago | 2 answers | 0

2

answers

Question


how to resolve problem with wiat statement ?
i am using NI DAQ USB 6255 for data acquisition , i need to acquire the voltages from 1024 pixels so i am using "for loop " to a...

mehr als 6 Jahre ago | 1 answer | 0

1

answer

Question


wait statement in data acquisition is not working, what might be the reasons ?
i am using NI DAQ USB 6255 for data acquisition , i need to acquire the voltages from 1024 pixels so i am using "for loop " to ...

mehr als 6 Jahre ago | 0 answers | 0

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answers

Question


does wait statment in data acquicition help to speed up the execution
hi i am using adata acquisition card to extract the voltage valoues from a sensor , the problem wat i am facing is, the tme...

mehr als 6 Jahre ago | 0 answers | 0

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answers

Answered
downsampling / reducing fft data for log plot
reduce 'samplesPerTrigger' and try plotting

mehr als 6 Jahre ago | 0

Answered
gray values of pixels
use imshow(data) data i= the voltage value obtained from ur pixel output

mehr als 6 Jahre ago | 0

Question


how to use FIFO memory of DAQ
i have a DAQ which has a capability to store 4095 samples in FIFO , i want to store some data and which comes from a sensor via...

mehr als 6 Jahre ago | 1 answer | 0

1

answer

Question


in data acquisition start and extract data should be inside the loop or outside
i have ni DAQ card , time consumed by triggering(start(Ai)) and extracting(getdata(ai)) is too much , how can i reduce it ?? ...

mehr als 6 Jahre ago | 1 answer | 0

1

answer

Question


is this code works right to acquire data pixelwise,
ai=analoginput('nidaq',dev1); ai.inputtype=singleended; addchannel(ai.0); set(ai,samplespertrigger',5) dio=digi...

mehr als 6 Jahre ago | 0 answers | 0

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answers

Question


how to buffer the acquired data from DAQ card and display at the end
daq used :NI USB 6255 I am using the above mentioned data acquisition card to get data from the sensor in the whole proces...

mehr als 6 Jahre ago | 1 answer | 0

1

answer

Question


how to use profiler view
i want see the process timing and how much the program is taking to execute at all stages , so i tried using profiler view and...

mehr als 6 Jahre ago | 2 answers | 0

2

answers

Question


to reduce te reading time of a pixel array
Hi there, I need to read all the pixels of a sensor to process later. I successfully did that too. But my doubt is, my code ta...

mehr als 6 Jahre ago | 2 answers | 0

2

answers

Question


how to find time elapsed to execute the part of a program
i have written the code to acquire data from a data acquisition card , i want know the time taken at each stages to acquire da...

mehr als 6 Jahre ago | 1 answer | 0

1

answer

Answered
Using plot command in a loop
try using string to num conversion

mehr als 6 Jahre ago | 0

Question


how to store data from a for loop
i have a for loop for i =0:1023 data =i putvalue (dio, data) start (ai); % starting analog input data1= getdata(ai)%...

mehr als 6 Jahre ago | 1 answer | 0

1

answer

Question


what is integration time
what is integration time refering to adc switches etc

mehr als 6 Jahre ago | 1 answer | 0

1

answer

Question


what should be the sequence of intializations(enabling of analog n digital channels) in DAQ CARDS
DAQ CARD:NI USB 6255 data should be acquired from a sensor through DAQ , Task: give a pixel address to acquire a data fro...

mehr als 6 Jahre ago | 0 answers | 0

0

answers

Question


how to store a set of voltage values in the form of matrix
i have a set of voltage values , i want to display them as a matrix of 32 by 32 size in command window .

mehr als 6 Jahre ago | 0 answers | 0

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answers

Question


store or obtainn the data in the form of matrix
hello i am using data acquisition card(NI 6255) to get the data from the thermal sensor, at present or by default i'm a...

mehr als 6 Jahre ago | 1 answer | 0

1

answer

Question


plot an image using pulsating voltage
i have a data i.e voltage values which are varying at a faster rate , how to show them as a grayscale image with 32 by 32 s...

fast 7 Jahre ago | 0 answers | 0

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answers

Question


how to craete a matrix with desired elements
in case of magic(n) and rand(n) an n by n matrix is created wit magic and pseudorandom elements respectively , how i can...

fast 7 Jahre ago | 2 answers | 0

2

answers

Question


how to run the addressin for loop and display the values using imshow
bvdata=logical[0000000000] putvalue=(dio,bvdata) this is how i address each pixel and this is address the of 1st pixel , i ...

fast 7 Jahre ago | 0 answers | 0

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answers

Question


using imshow i want to display the values and need to refresh after every second
for m=0:31 a=0:31 dec2bin(a) dec2bin(m) end this gives the output as follows , for every binary value of "m" i get to rea...

fast 7 Jahre ago | 1 answer | 0

1

answer

Question


for loop for binary values from 00000 to 11111
i want to enable rows of a pixel by giving logic high to them , I want write a FOR loop so that first 000000 then 10000 t...

fast 7 Jahre ago | 2 answers | 0

2

answers

Question


how to plot 1000 samples , one sample generating at i mili sec.
i hava data(voltage ) from which i want plot 1000 samples each generating at 1 mili second , if i use hist (data), i need t...

fast 7 Jahre ago | 1 answer | 0

1

answer

Question


WHICH INPUT CHANNEL HAS TO BE INITIALIZED , analog input CH or digital input CH for DC VOLTAGE?
HELLO, i have DC voltage(2.5V) which i want to plot using NI USB 6255, whether i should use the analog input or digital HW ch...

fast 7 Jahre ago | 1 answer | 0

1

answer

Question


creating sessiion is not working using ni-6255 any one any idea?
i'm not be able to acquire data and plot using below mentioned code for ni6255 DATA ACQUISITION card . plz any one help. ...

fast 7 Jahre ago | 0 answers | 0

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answers

Question


how to get the image using imshow for variable voltages
I have used NI-6255 for extracting the variable voltages from the thermal sensor array of pixels by addressing each pixel ...

fast 7 Jahre ago | 1 answer | 0

1

answer

Question


code to plot the data acquired using ni-6255
I have connected function generator to data acquisition card and i want to access the data ( signal generated by the function ge...

fast 7 Jahre ago | 0 answers | 0

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answers

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