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How to select a subsystem for convertToModelReference with an unknown subsystem name?
Since you have only one Subsystem block in the root level of the model, this will return this Subsystem. find_system(args,'Sear...

3년 초과 전 | 1

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Disable TransportDelay warning when time delay is set to 0
I understand the convenience of your using the TransportDelay block. When there is no delay, simply set the delay to be zero. Bu...

3년 초과 전 | 0

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fprintf use with error
use single quote mark, not double quote mark a=1.2; fid=1 fprintf(fid, 'this is my number %f', a)

3년 초과 전 | 0

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Simulink "globals" not working as expected
"global" data store is not meant for saving data between different simulation runs. Refer to this: web(fullfile(docroot, 'sim...

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Masked Subsystem: How to pass a double vector to a constant?
I don't know why this old question suddenly appears at the top. I believe the answer to this question is a trick. Use mat2str()...

3년 초과 전 | 0

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The Problem Of Multiple Gotos?
This is a bad practice or even incorrectr practice to put a "Goto" block inside a library component, which you know will be used...

3년 초과 전 | 0

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using a stateflow as a subsystem reference with some parameters to be editted after instantiation
Create your Stateflow chart and create parameter variables, add a mask to the Stateflow chart to bring all those parameter varia...

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How do I manage the Model configuration parameters when using variant with several system targets ?
You can have multiple model configuration sets saved with the model and switch them. It can be done manully or through API. htt...

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how to find index from matrix in another matrix?
%C is the logical index matrix. A=zeros(2,3,4); A(:,:,4)=4; A(:,3,4)=5; C=or(A==4,A==5) %To use it to select correspondin...

3년 초과 전 | 0

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How to open a Simulink example using command
Most likely, you don't have the toolbox installed. Or, if installed, the path is not correctly set. Try these two commands in yo...

3년 초과 전 | 0

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How to solve the the parameter 'SampleTime' must be a real double scalar (period) or a real double vector of length 2 (period, offset).
This is the cause and it shocked me. The "Ts" is currently of data type "single". Change it to be "double".

3년 초과 전 | 0

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know the number of open unsaved(dirty) simulink files
bd=find_system('type','block_diagram','dirty','on')

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Definition and Control of Variables via the Simulink Dashboard
Not sure if you are aware of the differences. The blocks in Dashboard are used to control parameter values and display signal va...

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syntax cellstr Error when using double as input argument
There is no point comparing two functions (with the same name) in two software and demanding one behaves the same way as the oth...

3년 초과 전 | 1

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Finding settling time of a response.
stepinfo() lsiminfo()

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Option to confirm tab auto-completion with 'Enter'
MATLAB Preferences, Editor/Debugger, Automatic Completions Command Window, Automatic Completions

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Real time, Matlab, SpeedGoat, Simulink, read write data, Solution?
To store runtime data like "A" in your example, use "Data Store Memory" block in your Simulink model. Use "Data Store Read" and ...

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matlab R2020b randperm fuction is not random
Duh! You store the result in "order" and display it again. Of course they are the same! order = randperm(10) disp(order) orde...

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Identifying data in plot from legend.
This might help. On the figure window, click the "Link/Unlink plot" button, or select menu "Tools", check "Link". On the pop-up...

3년 초과 전 | 1

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how to set port using loop indexing instead of defining every node pair explicitly.
setports(ckt,port_node(1,:),port_node(2,:),port_node(3,:)) or b=mat2cell(port_node,ones(size(port_node,1),1),size(port_node,2)...

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Finding the mean of every 24 elements of 3rd dimension of a 3d array
Something like this. Try simple example to make sure the dimension, row, column are right. a=ones(2,3,10); b=mean(reshape(a,2,...

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What do we mean by for example result=uint8(result)
change the data type to uint8 a=1 class(a) b=uint8(a) class(b)

3년 초과 전 | 1

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How to delete inports of a bus creator using script ?
I tried this on a simple example with 8 inports. %% lh=get_param('PathToBusCreator','LineHandles'); in_lh=lh.Inport([6:8]); ...

3년 초과 전 | 1

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Error "Argument to dynamic structure reference must evaluate to a valid field name." What did I wrong?
T_1=linspace(0,160,160); T=T_1+273.15; A= -181.587; B= 8632.13; C= 24.7981; D= 0; H12= 1./(exp(A+(B./T)+(C*log(T))+(...

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How can we understand the "the dimensions of output port" in the sentence?
In the S-function code, you need to define the dimensions (or size) of the outport 2. You must have defined the size of outport ...

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Opening .prj file with MATLAB 2016b
I think the concept of MATLAB Project does not exist in R2016b. I don't remember the exact starting version but the help documen...

3년 초과 전 | 1

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How to pass value to local scope Data store memory block without making it global
A local data store can still cover a large portion of a model. It is like a tree. If you place the Data Store Memory block at a ...

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How can I solve the following error?
Most likely, you have a variable called "sum". Clear it first and then run your code clear sum; A=magic(5); sum(A,2)

3년 초과 전 | 1

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Selecting multiple array elements
n = 10; A = zeros(n); B = A; k = [1 1; 2 3; 4 5; 1 8; 8 6]; A(k(1,1),k(1,2))= 1; A(k(2,1),k(2,2))= 1; A(k(3,1),k(3,2))= 1;...

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Difference between matlab ss function and Simulink State-Space block
https://www.mathworks.com/help/control/ref/lti.lsim.html There are limited number of settings when calling lsim(sys,u,t,x0,meth...

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