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How to save streaming data to Matlab workspace
Hi, I am trying to save real-time streaming data obtained from hardware to Matlab workspace, I use the following command: My...
거의 10년 전 | 답변 수: 1 | 0
1
답변질문
Plotted waveform frequency is way too low
I am using Quartus 12.1 sp1, vhdl and Altera Nios II programmed in C code for DE0-Nano Development. Basically, what I have is, ...
대략 10년 전 | 답변 수: 1 | 0
1
답변질문
Equivalent time sampling in Matlab
I am sending data from fpga (nios ii processor) to serial port and Matlab access the serial port and plot real time graph. The N...
10년 초과 전 | 답변 수: 0 | 0
0
답변질문
Serial port timeout- 10 seconds, but getting less samples than expected/desired
Dear Sir/Madam, I have the following error while trying to access serial port data sent from Nios II UART: The specified amou...
10년 초과 전 | 답변 수: 1 | 0
1
답변답변 있음
Read serial port and plot Matlab graph - some characters are missing, why?
anyone please? any hint will do for me to try?
Read serial port and plot Matlab graph - some characters are missing, why?
anyone please? any hint will do for me to try?
10년 초과 전 | 0
질문
Read serial port and plot Matlab graph - some characters are missing, why?
Hi all, I was trying to access serial port data sent from UART in Altera Nios II to plot graph real time in Matlab. I want...
10년 초과 전 | 답변 수: 1 | 0
1
답변답변 있음
Access serial port for data sent from Nios II's uart for real time plotting graph in Matlab
anyone please?
Access serial port for data sent from Nios II's uart for real time plotting graph in Matlab
anyone please?
10년 초과 전 | 0
질문
Access serial port for data sent from Nios II's uart for real time plotting graph in Matlab
Hi all, I am able to read data from FPGA to Nios processor, then transmit this data to Uart component created in Qsys using d...
10년 초과 전 | 답변 수: 1 | 0
1
답변질문
Do I need USB-to-Serial interface to plot graph real-time from Nios II to Matlab?
Hi, I am able to read data from FPGA to Nios processor, then transmit this data to Uart component created in Qsys using direc...
10년 초과 전 | 답변 수: 0 | 0
0
답변질문
How to divide tasks to be done by Nios II processor & Logic elements?
Hi all, I have a complete working project where I use MATLAB/Simulink with coding in S-function Level 2 as well as Simuli...
거의 11년 전 | 답변 수: 0 | 0
0
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FPGA: Advantages coding conversion using HDL coder vs. direct coding in VHDL/Verilog
Dear all, I would like to know, since the conversion of Simulink to VHDL/Verilog coding could be done using HDL coder tool et...
거의 11년 전 | 답변 수: 1 | 0
1
답변질문
How to convert Simulink project into Verilog or VHDL coding?
Hi all, I have a complete project where I use MATLAB coding in S-function Level 2 as well as Simulink blocks. I would lik...
거의 11년 전 | 답변 수: 1 | 0
1
답변질문
Single lookup table block in Simulink for 300 sets of data?
Hi, I would like to know if it is possible to use JUST a single lookup table block in Simulink for 300 different sets of data...
11년 초과 전 | 답변 수: 1 | 0
1
답변질문
Multiple sampling rates in Simulink - to speed up simulation
Hi, I have a system developed in Simulink where simulation of 60 seconds took around two hours to complete, at the end I wou...
11년 초과 전 | 답변 수: 0 | 0
0
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Replacing PLL with a ramp signal and clock
Hi all, How can a ramp signal and clock be used to replace a PLL (phase locked loop) in the case where I know frequency is al...
11년 초과 전 | 답변 수: 0 | 0
0
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dq0 transformation link - useful reference
Dear all, I am looking for simple explanation of dq0 transformation, preferably with examples. I would like to use dq theory ...
11년 초과 전 | 답변 수: 0 | 0
0
답변질문
Problem in using loops - how to have index inside a loop
Hi all, "a" contains index, Vb contains values for example, inputs: vref= 20 a=[2 4 6 9] Vb=[ 8 9 1 7 5 3 6 55 8 7] ...
11년 초과 전 | 답변 수: 0 | 0
0
답변질문
How do I write a for loop for repeatable division algorithm?
Hi all, "a" contains index, Vb contains values for example, inputs: vref= 20 a=[2 4 6 9] Vb=[ 8 9 1 7 ...
11년 초과 전 | 답변 수: 0 | 0
0
답변질문
Faster or smarter way to sort and intersect large amount of data??
Dear Sir/Madam, I was using "intersect" in my Matlab code to do the sorting where I want the following: [ch] = sort(s, 'as...
11년 초과 전 | 답변 수: 1 | 0
1
답변질문
Subscript indices must either be real positive integers or logicals.while using indexing
Hi all, After performing some processing, now the variable 'a' contains [2 5 9]. Let say i have another variable 'b', vari...
11년 초과 전 | 답변 수: 2 | 0
2
답변질문
How to assign value in an array depending on the index stated in another array
Hi all, After performing some processing, now the variable 'a' contains [2 5 9]. Let say i have another variable 'b', var...
11년 초과 전 | 답변 수: 2 | 0
2
답변질문
How to vectorize signal and parameter?
I created a subsystem in Simulink with mask underneath. There are all sorts of control and calculation inside this subsystem. No...
11년 초과 전 | 답변 수: 1 | 0
1
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Variable size to Fixed step discrete - sample time?
Hi, I have a Simulink block with S-function Level-2 which was working fine to control switching on and off of devices. It was...
거의 12년 전 | 답변 수: 0 | 0
0
답변질문
Calculation error?? system always gives output =[0 0 0 (value in index 3 - value in index 1) 0]
I is defined in workspace and feed to the Matlab function from a constant block in Simulink. I is timeseries object : [0 1 2 3 ...
거의 12년 전 | 답변 수: 0 | 0
0
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Index expression out of bounds. Attempted to access element 2. The valid range is 1-1.“2”
I keep getting this error, my desired output is to get abs(I(2,ii(a))-I(2,ii(a)-1) so that when ii(a)=2, I want I(2,2) minus I(2...
거의 12년 전 | 답변 수: 1 | 0
1
답변질문
Pre-allocate memory gives zeros all the time, how to avoid?
In the beginning of a function, we have to pre-allocate memory by doing something like this: integ_signal=zeros(5,4); Using t...
거의 12년 전 | 답변 수: 2 | 0
2
답변질문
Subscripted assignment dimension mismatch (size [1 x 1] ~= size [1 x :?])
Hi, I wanted to be: arr(2,1) = arr(2,1) + abs(5.0 minus 5.1);% where I(1,a) is 5.0 and I(1,a+1)is 5.1 Why couldn't I ad...
거의 12년 전 | 답변 수: 0 | 0
0
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Alternative to Sample and Hold block from Simspower
Dear all, Sample and Hold from Simspower/Control and Measurements/Additional Components I want to use this block however ...
거의 12년 전 | 답변 수: 0 | 0
0
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Dimensionality issue with Matlab Function
I thought this should be fairly simple, I really have no idea what went wrong, been trying for a week, gosh!! so ashamed of ...
거의 12년 전 | 답변 수: 0 | 0
