Answered
Simulink considers that an output matrix has variable size when the size is always constant
You have "Ga=zeros(nr,ns)" so the size of Ga is fixed in your mind. But it is not the case for Simulink. Since nr and ns all com...

2 months ago | 1

Answered
Stateflow output string error
Press Ctrl+H at the model, on the left, navigate to the chart, on the right, click the output data, change its size.

2 months ago | 0

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Answered
How to debug a Simulink model that is called from Matlab
This would be difficult. If you do need to debug any issue with the Simulink model simulation, I would suggest you do it separat...

2 months ago | 1

Answered
scope displays incorrect waveforms
It is a discrete/digital simulation. There is always a time interval (however small) between two values. Turning on Marker at th...

2 months ago | 0

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Answered
How does the matrix product block work?
For the [1 2] Constant block, un-check "Interpret vector parameters as 1-D". For your Inport block, specify its Port dimensions...

2 months ago | 0

Answered
could anyone knows a counter in simulink that counts up and hold value up to max value and then reset to 0.
Not sure what is "hold job to hold value up to 100". But here is the link https://www.mathworks.com/help/simulink/slref/counter...

3 months ago | 0

Answered
How to add a mini-script to the toolbar
https://www.mathworks.com/help/releases/R2023b/matlab/matlab_env/create-matlab-favorites-to-rerun-commands.html

3 months ago | 1

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Answered
Variable Frequency Ruining Signal in Simulink
Interesting but I think I got the explaination. Everything is correct. You thought something was wrong probably because you mis-...

3 months ago | 0

Answered
Checking the value at a specific point in time with display in Simulink
u<=133, not u=<133. A better way is below. Make sure to set the solver so the simulation can hit the time point.

3 months ago | 1

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Why is it that Line objects can be instances of two different classes? How can I use findobj to detect only chart primitives?
load handleArrays.mat get(hD,'Color') get(hD,'Type') get(hL,'Type') class(hD) class(hD(1)) class(hL) class(hL(1)) class(...

3 months ago | 0

Answered
I cannot evaluate "pauseFcn" callback by using "sim" command
A few things. Try SimOut=sim(). It used to be, that if there is no return variable specified, then the simulation won't log the...

3 months ago | 0

Answered
Test Simulink model with functions running at different sample time.
You need to make your test sequence, function-call trigger, or source signal update rate, etc. be the fast rate (2ms). The slow ...

3 months ago | 0

Answered
Create an array of distinct objects of handle class
As long as uilable() can only create a single object, there is no way to avoid the loop. In arrDir(1:2) = uilabel, the same sin...

3 months ago | 1

Answered
plot the function which is dependent on x, y and z with x, y and z on three axis.
You are asking for the impossible, the visualization of the 4th dimension. I thought it was impossible in three dimentional wo...

3 months ago | 0

Answered
Simulink source commands finding
Use the Signal Editor block https://www.mathworks.com/help/simulink/slref/signaleditorblock.html or in older version, it is ca...

3 months ago | 0

Answered
Simulink: Mask parameter fails to bind to block port
It is more involved for this task. I hope the attached model (in R2022b) make it easier. In your model, the two inports are cal...

3 months ago | 0

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Answered
Stop Simulink Model Update via Callback
Instead of sldiagviewer.reportError(errMsg), if you do error(errMsg), it should stop.

3 months ago | 0

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Answered
Reset value of Ramp block to be used in Matlab Fctn block
I think it is possible. Use the "State Writer" block. But using the "Integrator" block would be easier. Enable its external res...

3 months ago | 0

Answered
How to write overline on top of a word in title of a plot?
title(["Some text $\bar{XX}/V$","Some other text"], 'Interpreter', 'LaTeX')

3 months ago | 1

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Answered
Hi, i want to plot two columns of values of data from excel, the graph includes a zero while the excel sheet doesn't. Here is my code and the graph I got vs what I should get
I think the last data point (un-wanted) is at (0,0). Your data shows it. You can look at the value of q and D_q.

3 months ago | 0

Answered
IF statement if == "A variable" not working
Most likely it is a floating point data equal comparison problem. b is somewhere near 9999 but not exactly. Use round() or integ...

3 months ago | 0

Answered
array operations in app designer
Need to specify the .Value property? If not, just pause the code and check its value, app.uhly_array and app.theta1 app.delta1....

3 months ago | 0

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Answered
Simulink Discrete Filter Sample Time
See the note on this page. To set it in command line set_param('BlockPath','SampleTime','0.1') https://www.mathworks.com/help...

3 months ago | 1

Answered
"Unrecognized method, property, or field 'Type' for class 'matlab.ui.control.WebComponent'."
I think app.tabFiles.Children is an array of handles. Try tf = strcmp(get(app.tabFiles.Children,'Type'), 'uistatebutton')

3 months ago | 0

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Answered
The code is correct, however I keep getting this error: Invalid color, marker, or line style.
See the possible marker symbol and line symbol help plot Various line types, plot symbols and colors may be obtained with P...

3 months ago | 0

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Answered
'Could not determine the size of this expression' in simulink function block
In general, it is better to specify the size (number of rows and columns) of all the inputs, outputs and parameters that are use...

3 months ago | 0

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Answered
variable duty ratio to a switch at different time intervals
I assume this is in Simulink. You can use an AND logic block or Product block to multiply two signals. One is the regular 40% du...

3 months ago | 0

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Answered
How to use Workspace Variable value instead Sldd value in Simulink model.
Check the "Enable model access to base workspace" at Model Property, External Data tab? https://www.mathworks.com/help/simulink...

3 months ago | 0

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Answered
Is there a nice way to discretely simulate an LTI system using a function block in Simulink?
Yes. For sys = ss(A,B,C,D,ts), the following equation should be used to advance the simulation step by step. Make sure to use c2...

3 months ago | 0

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Answered
How can I solve this error??
There is nothing wrong in these commands. The simulation was being started but there is problem in your scenaio. Switch to the...

3 months ago | 1

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