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Fangjun Jiang


Last seen: Today Active since 2011

What is a model? Professional Interests: Model-Based Development

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Answered
Clock/pulses controller in Simulink
If you want to adjust the width or phase while the simulation is running, then you can use the Slider block. Add the Slider bloc...

ongeveer 3 uur ago | 0

Answered
How can I use named RAM arrays in the Simulink 1-D Interpolation block?
Lookup Table Dynamic

ongeveer 5 uur ago | 0

| accepted

Answered
How to rename signal in Signal Data inspector ?
Double click that signal line in the Simulink model, give it a valid signal name, the signal name will then appear in the Data I...

1 dag ago | 0

Answered
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...

1 dag ago | 0

| accepted

Answered
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...

2 dagen ago | 0

Answered
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...

2 dagen ago | 0

Answered
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: ...

3 dagen ago | 0

Answered
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...

3 dagen ago | 0

Answered
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...

3 dagen ago | 0

Answered
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...

6 dagen ago | 0

Answered
Difference between successive rows in a column
a=magic(6); b=diff(a(:,4)) a(2:end,end+1)=b

6 dagen ago | 0

Answered
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)'))

6 dagen ago | 0

Answered
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/...

6 dagen ago | 0

Answered
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...

6 dagen ago | 0

Answered
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...

6 dagen ago | 1

| accepted

Answered
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...

7 dagen ago | 0

Answered
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)

7 dagen ago | 0

Answered
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...

10 dagen ago | 0

| accepted

Answered
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()...

10 dagen ago | 0

Answered
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...

10 dagen ago | 0

Answered
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...

13 dagen ago | 0

| accepted

Answered
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...

15 dagen ago | 0

| accepted

Answered
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...

16 dagen ago | 0

Answered
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...

20 dagen ago | 0

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

24 dagen ago | 0

| accepted

Answered
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...

27 dagen ago | 0

Answered
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...

28 dagen ago | 1

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

28 dagen ago | 0

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

28 dagen ago | 0

Answered
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 ...

28 dagen ago | 1

| accepted

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