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Passing values from Matlab to Simulink
Start a new model, drag a Constant block and Display block. Connect them, specify the Constant value as T and simulate.

거의 5년 전 | 0

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PID controller without using Simulink
"doc pid" or look at the examples in "doc connect"

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Make Combination form 3 kind of variable and each variable have its own value
Start with this [x,y,z]=meshgrid(1:4,1:4,1:4); data=[x(:),y(:),z(:)]

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Error evaluating parameter 'Mass'
All those variables "Mass", "CenterOfMass", etc. need to be assigned values in base workspace or data dictionary. Typically, the...

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Step Block Simulink Setup
The Step block in Simulink is all you need.

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draw 30 cycles of sinusoid oscillating at 10^6 hz
change to this line tt=0:T/100:30*T

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Different (Simulink) simulation results when called from App designer than a matlab script (.m)
This happened several times now and it might be related. Give a return variable when you call sim() such as Result=sim(...). Ot...

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How to use external function(m file) in a Simulink?
Interpreted MATLAB Function

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Set certain value of signal when it goes above threshold.
Use the Relational Operator block to compare the signal against the threshhold value. The output is a true or false signal. Use ...

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One of the Mask Parameters getting reset in Entire Model while saving Custom Library.
Things like this usually gets complicated when it is put in a library. Without the actual model, I could guess: If you are set...

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Deleting every n rows in matrix
A=1:100 A=A(1:15:end)

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Calling out array from workspace in simulink
You have "Var=1:5" in MATLAB base workspace. In Simulink, use a Constant block, specify its value as "Var", or "Var(1)", "Var(5)...

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How to create constant(!) input-dependent matrices with a Matlab function block without that variable-size stuff
MATLAB Function block can deal with variable size. It is just a lot of annoynance like you suggested. You need to declare the ma...

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How to achieve identical timing of two side by side annotations
What you can do is this. I think it can improve the timing. h1=annotation(..., 'visible','off'): h2=annotation(..., 'visible',...

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Architectural documentation of simulink model - UML
System Composer is supposed to do this. It uses SysML.

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How can I strip duplicates?
If you want remove duplicates only based on values in the first column Do not want the returned values be sorted then you nee...

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How can I swap two elements in each row of a matrix without loops?
This is lengthy but does the job. %% flag=logical([0 0 1 1]); % pick two elements in each row p=perms(flag); % all the possib...

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Mysterious tangent line on my plots
Your code has problem. If you have "clear all" at the begining to clear the variables in the memory, then your code has error. ...

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Rearrangement of vector elements
something like this? a=(1:95)' b=reshape(a,19,[]) c=b(1:11,:) d=c(:)

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How to create a string array with long strings that continue to a new line?
s=["aa"+ ... "aa", "bb"+ ... "bb"] s = 1×2 string array "aaaa" "bbbb"

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where is function block parameters:fcn that expression ex) sin(u(1))+cos(u(1))
I heard it was being phased out. I don't remember which version. You probably can search it in release note. It will be not ava...

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How to make state-space model for an array input in Simulink?
You should not duplicate the State Space block. The size of A, B, C and D should all match properly to the number of states X, t...

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Why Matlab and Simulink have different Plot for the same modulo function?
The step size is more important than solver in this case. Reducing the step size to be 1 or 0.5 and making it fixed would resolv...

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Why do i receive this error when lunching simulink ?
The \slprj folder can't be created under "C:\Program Files\MATLAB". Move your models and work in other folder such as \MyDocumen...

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How to put variable name in Y-limits of a scope in Simulink programmatically from Matlab
Seems true but also, it works this way. >> YY=5 YY = 5 >> set(gcbh,'ActiveDisplayYMaximum','YY') >> get(gcbh,'ActiveDi...

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zpk function is missing
I believe zpk() requires Control System Toolbox. Check to see if you have it ver control

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storing matrix elements in a single variable as string
Use for-loop if want to split A = [3 25 100 5 20 100]; >> B=sprintf("%d#%d@%d\n",A(:)) B = "3#25@100 5#20@100 ...

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finding the index of an array in cell array
arr ={[1,2,3],[4,45,6]}; >> index=find(cellfun(@(x) all(x==[1 2 3]),arr)) index = 1

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How to add the "Plottools" icon to plot control ribbon.
On the figure, click menu "View", check "Figure toolbar" or "Plot Edit Toolbar" or others.

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How do i fix return error in matlab?
This is a warning, not an error. If the code "return" here (which means exiting the function), the varialbe "rho" may never be ...

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