
Fangjun Jiang
What is a model? Professional Interests: Model-Based Development
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How to Make a Simulink Scheduler for a Matlab Block Function to run each 40 ms of simulation?
Use a Function-call Generator block, specify the sample time. Put the MATLAB Function block inside a triggered subsystem, specif...
34 minutos ago | 0
How can i pass a string from simulink mask to matlab function block
With R2018a (with the String Constant block) or later, you can do this, with a little extra effort. Add a 'String Constnat' blo...
alrededor de 21 horas ago | 0
Is there a way to pass the name of an input signal to a matlab function block in simulink?
Not through passing but you can get it through get_param(). Note that some functions are not supported for code generation. fun...
1 día ago | 0
Simulink does not support 'Array' format for logging multiport data. Change the logging format of the Scope to 'Dataset', 'Structure', or 'Structure with time'.
See document web(fullfile(docroot, 'simulink/gui/format.html')) To use Array format, all logged states and outputs must be: ...
2 días ago | 0
Implicit scalar expansion doesn't work in MATLAB function block.
Good news. It seems it is available in R2021b, but not in R2021a. Check https://www.mathworks.com/help/releases/R2021b/coder/u...
2 días ago | 0
Use #define values from a Matlab function
You might need to add the C header file and source C code file to the model, Ctrl+E, Simulation Target, Follow the example in...
2 días ago | 0
Trying to read a new licence into LMTool on Linux
Name primary license file as license.dat, name secondary license file as xxx.lic. Put both in matlabroot\licenses folder and the...
5 días ago | 0
Difference between successive rows in a column
a=magic(6); b=diff(a(:,4)) a(2:end,end+1)=b
5 días ago | 0
How to make this string a = '(0 0 0)' into a double b = [0 0 0]?
a = '(12 2.8 1.22)'; b=sscanf(a,'(%f %f %f)') b=transpose(sscanf(a,'(%f %f %f)'))
5 días ago | 0
Sharing Custom Simulink Library via Toolbox
https://www.mathworks.com/help/matlab/matlab_prog/create-and-share-custom-matlab-toolboxes.html https://www.mathworks.com/help/...
5 días ago | 0
Compare all the signals from 2 data inspector or .mat files
This is exactly what Simulink Data Inspector does. Follow the documentation and examples. https://www.mathworks.com/help/simul...
5 días ago | 0
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...
5 días ago | 1
| accepted
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...
6 días ago | 0
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)
6 días ago | 0
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...
9 días ago | 0
| accepted
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()...
9 días ago | 0
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...
9 días ago | 0
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...
12 días ago | 0
| accepted
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...
14 días ago | 0
| accepted
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...
15 días ago | 0
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...
19 días ago | 0
know the number of open unsaved(dirty) simulink files
bd=find_system('type','block_diagram','dirty','on')
23 días ago | 0
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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...
26 días ago | 0
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...
27 días ago | 1
Option to confirm tab auto-completion with 'Enter'
MATLAB Preferences, Editor/Debugger, Automatic Completions Command Window, Automatic Completions
27 días ago | 0
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 ...
27 días ago | 1
| accepted
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...
27 días ago | 1
| accepted
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...
28 días ago | 0
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)...
28 días ago | 0
| accepted