Answered
How to concatenate (insert, add) a scalar value into a vector using the Simulink Matlab Function block?
With variable "A" in the base workspace, you can run "diff(A)" in Command Window to get the result. If you want to use the same...

2 månader ago | 0

Answered
Making a datetime vector with a leap year
Do it directly by specifying the starting and ending datetime. d1=datetime(2021,1,1,0,0,0); d2=datetime(2021,12,31,23,0,0); s...

2 månader ago | 0

Answered
Display Simulation Time at 'First' Falling edge of a signal only in Simulink
You can add an Enable block to make it Enabled Triggered subsystem. Add a counter to enable it only before the first trigger. ...

2 månader ago | 0

Answered
Facing Issue with Simulink Bus Creator Block
Double click the signal line out of the Constant block and type in the signal name. Constant "block name" is not the same as s...

2 månader ago | 1

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Answered
'String scalar or character vector must have valid interpreter syntax' in waitbar
What is the issue? I don't have any error message in R2022b. h=waitbar(0.5,'c:\abc\xyz')

2 månader ago | 0

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Matlab / Simulink Block Error
The "State Name" parameter of the Integrator block, where you set as "V0", should not be a value. It is a "Name". It should be s...

2 månader ago | 1

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Answered
I am unable to find how to fix the error for the message 'Inferred size ('[7]') for data 'yOut' does not match specified size ('[3]')' for my PID controller problem
You have to straighout your design first. The reference has three elements, thus the feedback, the error and the PID controller ...

2 månader ago | 0

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Answered
simulink source that follows a sequence until it reaches a constant value
You have the arry of time-value pairs. Use them in a 1-D lookup table. Use the simulation clock as the input, specify "Clip" for...

2 månader ago | 0

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Answered
Why am i getting complex number?
Are you sure you got complex numbers? Complex numbers are like below. clear i j; i j a=2+3i b=4-5j

2 månader ago | 0

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Simulink State Space Error
Your A, B, C, D values specify that the size of the input is 2x1 (two inputs) but the Step block provides only one input.

2 månader ago | 0

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Run a script on all files in a folder/subfolders
I think the approach here can be used. https://www.mathworks.com/matlabcentral/answers/1934245-want-to-iterate-over-subfolders-...

2 månader ago | 0

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Answered
Load data from *.mat file with mask
For string parameters like folder and file name, you might not be able to pass it from the mask to the inside block parameter. I...

2 månader ago | 0

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Convert osm data to xodr
Mathworks' RoadRunner can do it but if you don't have a license, try the open-source SUMO with its netconvert. https://sumo.dlr...

2 månader ago | 0

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Parameters of FunctionCall block in Simulink
Click "Help" to bring up the document. It is there. get_param(gcb,'FunctionPrototype') 'InputArgumentSpecifications' 'OutputA...

2 månader ago | 0

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Want to iterate over subfolders within folder
Files=dir('**/*.xlsx') will give you a list of all the .xlsx files in the folder and sub-folder. Observe Files(1), Files(2), .....

3 månader ago | 0

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Answered
Is it possible to control where the ADC samples within a period? MATLAB Simulink C2000 F28379D
Not too many people noticed this. In the case of a discrete sample time, the vector is [Ts, To] where Ts is the sampling perio...

3 månader ago | 0

Answered
Why can't the index variable of a for loop be stored in a structure or other array?
There is no mention of any requirement on the name of the index varialbe, here in the document for "for", https://www.mathwork...

3 månader ago | 0

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How to obtain a vector (A) of 11 rows (output MATLAB Function block), from a vector (B) of 501 rows (input to the MATLAB Function block)?.
The straight solution is to use below. function y=f(A,B) temp=sqrt((A).^2+(B).^2); y=temp(1:49:450); Simulink is strict on k...

3 månader ago | 0

Answered
Using Try/For loop to allocate correct serial port number
See help document for "break" and "continue" for k=1:100 port=sprintf('COM%d',k); try ND280 = serialport(por...

3 månader ago | 0

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Answered
How to fetch the documentation content of a Doc block?
See this Answer. https://www.mathworks.com/matlabcentral/answers/521695-my-docblock-data-doesn-t-update-programmatically

3 månader ago | 0

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update a parameter in function block each timestep in simulink
Use the "Ramp" block to generate such a signal.

3 månader ago | 0

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Simulink, simout problem
The error is from the Simulink model itself. It can't determine the size of certain signals, most likely from the MATLAB Functio...

3 månader ago | 0

Answered
Error evaluating 'InitFcn' callback of block_diagram 'SIMULINK_MODEL'. Callback string is 'MATLAB_MODEL' Caused by: Error using MATLAB_MODEL
Most likely, it is looking for a file named "MATLAB_MODEL_v20180919.m". Search for that file and check if the folder is in your ...

3 månader ago | 0

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Simulink: changing gain based on input
For this, it sounds like you just need a Gain block. Set the gain value to be 255/pi, when the input is 0, the output is 0. When...

3 månader ago | 0

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I want to correct this command please
The three equations form a non-linear ODE with three independent variables (x,y,z). Because they are coupled, you can't solve th...

3 månader ago | 1

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Why can I break Simulink library links by right-clicking in the model, but can't programmatically?
"Implicit" means Block resides in library block and is itself not a link to a library block. Suppose that A is a link to a subsy...

3 månader ago | 0

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Extracting values from a string - Matlab
You got string array (" ") and char array( ' ') mixed. See which data format fits you better. ind = "i 1 1" ind(1) ind2=char(...

3 månader ago | 0

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Answered
How to log signal data from simulink to matlab with higher time interval to avoid high data storage?
Set the "Decimate data" to be 300. It means log every 300th data. It may not guarantee 0.3 second if using variable step size so...

3 månader ago | 1

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Answered
Find maximum value in a column of each cell in a large set of cell array?
c={rand(10),rand(11),rand(12)}; N=5; cellfun(@(M) max(M(:,N)),c)

3 månader ago | 0

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Answered
I would like to convert data of double type to single type before code generation in 2020A Simulink, without using Cast blocks on most functions.
See this example Validate a Single-Precision Model

3 månader ago | 0

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