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Fangjun Jiang


Last seen: Today 自 2011 起处于活动状态

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

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MATLAB
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English
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已回答
error using mex function.
Follow this and make sure you got the correct version. https://www.mathworks.com/matlabcentral/answers/313298-i-already-have-mi...

15 hours 前 | 0

已回答
List all the ports of a subsystem and it's data types
This answer should also apply to a Subsystem block. https://www.mathworks.com/matlabcentral/answers/95626-how-do-i-query-the-da...

16 hours 前 | 0

提问


How to enforce guidelines regarding the use of Generative AI on MATLAB Answers forum?
First, I felt that the three answers provided by a user in this thread might have been generated by AI. How do you think? https...

4 days 前 | 0 个回答 | 0

0

个回答

已回答
in this simulation model, how can i resolve the shown error, due to capacitor (shown the parameters)
In the error message, the variable 'v' refers to the parameter voltage under "Initial Targets". It seems like you need to check ...

5 days 前 | 0

已回答
Calculation of RMS like dc signal for a sinusoidal signal using Simulink algorithm
The RMS Measurement block? https://www.mathworks.com/help/sps/ref/rmsmeasurement.html

5 days 前 | 0

已回答
How to set and get value for a Data Store Memory.
See if this helps. https://www.mathworks.com/help/simulink/ug/using-global-data-with-the-matlab-function-block.html

6 days 前 | 0

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已回答
Use an 'auto' variable from the script in the matlab to simulink solver
Yes. This is a problem. A Mathworker might be able to explain why it is done this way. I can provide a workaround solution. In ...

6 days 前 | 1

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已回答
How to load justification file in Model advisor, Matlab R2022b?
For R2022b, it's here. https://www.mathworks.com/help/releases/R2022b/slcheck/ug/_mw_584cd3da-fd76-45a5-9459-0edc715a08e6.html

8 days 前 | 0

已回答
get_param(confgset, 'SampleTime') does not return any value...
Your lucky guess stopped at three. It is not called 'SampleTime'. You are probably looking for 'MaxStep'. https://www.mathwork...

11 days 前 | 0

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已回答
How to plot from a specific point?
Use line(), you need to put the data in the right format. See help document Vector=[20;50;0]; Traslacion=[10;-15;10]; d=[Tras...

12 days 前 | 0

已回答
How to turn off and turn on PWM signal?
Generate the PWM signal that is always on. Its period or width could all change as needed. Generate another pulse signal. This ...

13 days 前 | 0

已回答
Function Trigger as input to sub-system to be simulated via MIL Testing (spreadsheet)
Function trigger (Function-Call) can be fed to a subsystem. It does not matter whether the simulation is MIL, SIL or HIL. It doe...

13 days 前 | 0

已回答
How to auto-adjust the subsystem height to make the spacing between adjacent ports consistent?
I had this problem before. I didn't find an exact formula. I suggest not looking at the previous height. Just use this formula t...

13 days 前 | 0

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已回答
want to save data from simulink, but receive "The file name is invalid because it does not have the extension ".mdl" or".slx"."
sim() runs a Simulink simulation. Model name should be *.slx or *.mdl, not *.xlsx. Variable 'Out1' and 'B' are not defined in y...

13 days 前 | 0

已回答
I have a Sample and Hold block inside a Resettable Subsystem and it is not resetting.
The "Latch (buffer) input" has to be checked to see this effect. I think the reason is due to the execution order. The SH block ...

15 days 前 | 0

已回答
Storing of Array in Simulink
Unless necessary, you don't need a Data Store Memory block to "store" an array. A Constant block can store the 10x4 array. Its...

15 days 前 | 0

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已回答
add element in table
You should check size(ff(end,:)). I assume it has 4 columns.

18 days 前 | 0

已回答
Behaviour change of `isequal`
In R2018b, it returns TRUE already. See the "Compare Character Vector to String Scalar" section https://www.mathworks.com/help/...

18 days 前 | 1

| 已接受

已回答
Array Creation in Simulink
Use a Constant block, specify its value as [1,4,2;3,6,8], connect it to a Display block, run simulation to see the result.

18 days 前 | 0

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已回答
How to create a Buffer that is an Array in Simulink?
The Buffer block in the DSP System toolbox. https://www.mathworks.com/help/dsp/ref/buffer.html

18 days 前 | 0

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已回答
Error using pyversion, Too many input arguments.
Might be the white space in the folder name? Try pyversion("C:\Users\ASUS\AppData\Roaming\Microsoft\Windows\Start Menu\Programs...

19 days 前 | 0

已回答
Simulink - Obtain fixed-width vector from MATLAB function block output
Use the Compose String block and String to ASCII block? https://www.mathworks.com/help/simulink/slref/composestring.html https...

21 days 前 | 0

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已回答
How can I get the values ​​in the power block sequentially?
The Scope block? https://www.mathworks.com/help/simulink/slref/scope.html

22 days 前 | 0

已回答
Using multiple error messages in one function file
When the program encounters an error, it will stop the execution. Don't use error(). Instead, use fprintf() to get the message ...

25 days 前 | 0

已回答
Unsure how to handle .mat data from keysight 34465A
It is easy to make it start from zero by off-setting the first value X = dmm_data(k).Time_s-dmm_data(k).Time_s(1); But what do...

25 days 前 | 0

已回答
OOP with Object-creation in Simulink
Not "MATLAB Function" block, use MATLAB System block matlab.system

26 days 前 | 0

已回答
Press html hyperlink to open block in model
Do this in MATLAB Command Window and then click the link f14; disp('<a href="matlab:open_system(''f14/u'');">Click Here</a>')

27 days 前 | 0

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已回答
How to give an array of steering wheel and longitudianl velocity to vehicle body 3DOF single track model
Use a "From Workspace" block, specify the data as [Dataset.tout, double(Dataset.Steeringangle)]

27 days 前 | 0

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已回答
Using read write data meory block using indirect addressing - SIMULINK
Buffer block Assignment block

27 days 前 | 0

已回答
What's the difference between Simulink Design Verifier and Model Advisor/Simulink Check?
Think of the Simulink model as your software code Simulink Check checks the static quality of the code (e.g. syntax errors, cod...

28 days 前 | 0

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