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Simulink model output heavily dependent on relative tolerance
Not typical but is for a stiff system. Choose a stiff solver. https://www.mathworks.com/help/matlab/math/solve-stiff-odes.html

alrededor de 2 meses hace | 0

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Issue in creation of test harness of a Simulink state in stateflow or creation of harness of a subsystem present in simulink state of stateflow.
I don't think a "system under test" can be a "state" in a state chart. A typical "system under test" has inputs, while a "state"...

2 meses hace | 0

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Hello, can MATLAB solve equations like the one below? I mean, can MATLAB find the conditions for z that satisfy this relationship, instead of just numerical solutions?
https://www.mathworks.com/products/symbolic.html

2 meses hace | 0

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Generate signal according to the the rising edges of two pulse generators in simulink.
A triggered subsystem shoud suffice. https://www.mathworks.com/help/simulink/slref/triggeredsubsystem.html

2 meses hace | 0

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Matlab & Simulink crash at 2nd model run
After first run, execute "clear mex" or "clear functions" in MATLAB Command Window to see if it makes a difference.

3 meses hace | 0

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Avoid reuse of local variables in Embedded coder
That is probably not the correct option. You should try to disable the "Reuse local block outputs" option. https://www.mathwor...

3 meses hace | 0

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Switch multiport switch inputs based on time and order from user
There are many ways to do it. The easiest or most flexible way to do it is probably by using a MATLAB Function block. Use a Cloc...

3 meses hace | 0

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Attempting to turn off Dynamic Memory allocation but struggling to set variable size upper bound
Try allocating the variable in one shot, e.g. obj=struct('x',num2cell(rand(1,1000)))

3 meses hace | 0

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Can one Function call Trigger Multiple Subsystems?
Function-Call Split https://www.mathworks.com/help/simulink/slref/functioncallsplit.html

4 meses hace | 0

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运行s-function Output argument "sys" (and possibly others) not assigned a value in the execution with "ctrl>mdlOutputs" function.
Probably a typo at the last line of this code below. Should be 'sys', not 'sym'. Also need to add a line 'end' to finish this fu...

5 meses hace | 1

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my for loop stop after the first valid number has been found how do i fix this
Use "result_1", no need to create "answer_1" numbers=1:100; result_1=[]; for i =1:numel(numbers); num=numbers(i); i...

7 meses hace | 0

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hi i started the matlab onramp course and im stuck on this further practice question i wld appreciate if anyone cld help me or even give an hint
density=10:10:100 index=[1 3 6] SelectedDensityValue=density(index)

7 meses hace | 0

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Questions regarding Unit Delay block initial condition and model recompilation
Use Simulink.Parameter Specify its storage class as "ImportFromFile" and specify a HeaderFile name. When the code is generated...

7 meses hace | 0

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Why am I getting a computed maximum size is not bounded error in a MATLAB Function block in Simulink R2021a even when using assert?
The Simulink diagnostic is probably not designed to read the assert() function. The proper way for this is to define those data...

7 meses hace | 0

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How do I use the unit per mille in Simulink parameters and ports?
It is "m" for "milli". "mille" means "a thousand", that is "k" for "kilo".

7 meses hace | 0

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switching of svpwm is not working . it is not showing staircase mode in scope
To convert radians to degree, the Gain should be 180/pi. You had it as pi/180. That seems to be the cause. The logic seems corr...

7 meses hace | 0

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how to write a program combininb name and age?
No Switch statement is needed. This practice is to get the input and put it in the right format. help input help sprintf

7 meses hace | 1

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Is it possible to access the blocks inside the model under test from the test harness in custom criteria script of simulink test?
I think the testing harness model is using the Model block to reference the model under test, so you can't access the block dire...

7 meses hace | 0

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Why do I receive "Error in port widths or dimensions"?
Simulink uses forward propagation and back propagation to determine the size of the signal. There is a conflict in this propagat...

7 meses hace | 0

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How to use global variable in MATLAB discrete-event system block (not MATLAB Function Blocks)?
Use Global Variables in System Objects https://www.mathworks.com/help/simulink/ug/use-global-variables-in-system-objects.html#b...

7 meses hace | 0

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How to save a MATLAB Simulink based simulaton with scopes data intact for future viewing?
Simulation Manager https://www.mathworks.com/help/simulink/slref/simulationmanager.html

7 meses hace | 0

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How to save in Simulink output/results to different files
SDI datastore and tall array https://www.mathworks.com/help/simulink/slref/matlab.io.datastore.sdidatastore.html

7 meses hace | 1

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I have some calcualted variable in simulink which will create an array is there a block to work this out?
https://www.mathworks.com/help/simulink/slref/selector.html

7 meses hace | 0

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How can I save the text in the model workspace variable description?
mw=get_param(bdroot,'ModelWorkspace'); a=mw.getVariable('Param'); >> s=get(a,'Description') s = 'abc'

8 meses hace | 0

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get Simulink block libinfo in find_system
'ReferenceBlock' is a block property. 'Library' is not. You are probably looking for 'LinkStatus'. model='f14'; open_system(mo...

8 meses hace | 0

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How to adjust font size in Matlab editor
Fonts, Custom, Editor

8 meses hace | 0

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Output single Timetable from Simulink when some logged signals are not doubles
I did an example in R2022b. It didn't have problem logging and extracting different data types in a single table. Your problem m...

8 meses hace | 0

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How can i edit my code which works on r2014b version at work but not on my personal r2024a version?
No matching files named 'XXXXXX' were found. This is the error. It should give you a clue. Put a break point at line 239 where...

8 meses hace | 0

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Simulink Mask won't display parameter values
Variable 'label' is inside the function. It is not visible in the mask workspace. disp(label), not disp('label') Use the follo...

8 meses hace | 0

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How to programmatically change the command window text size?
https://www.mathworks.com/help/matlab/matlab_external/access-and-modify-settings.html

8 meses hace | 0