Fangjun Jiang
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2.918 total contributions since 2011What is a model?
Professional Interests: Model-Based Development
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How can we Systematically pause Simulink model and update the variable and continue model from Matlab command line
Should work as you desired. Follow this example first. https://www.mathworks.com/help/releases/R2020a/sldrt/ug/sweep-matlab-var...
alrededor de 15 horas ago | 0
extract structure array value
%% correct data first MyData(6).User.Id= 45; MyData(6).User.Name= 'XXX'; %% then A=struct2array(MyData); result=[A.Id];
alrededor de 16 horas ago | 0
Stateflow, Determine Initial State
Use the default transition to pick any state as your initial state.
alrededor de 17 horas ago | 0
the data info from the cursor
Tools, check or un-check "Data Tips".
1 día ago | 0
| accepted
How can I display the last value obtained in a scope block graph in Simulink?
You could log the data and the last value would be data(end). Or do it manually, on the Scope, tools, Measurements, Cursor Mea...
3 días ago | 0
How can i solve this problem?
Double click the Bus Selector block and pick the right signal. The error might be caused by signal name change up-stream at its ...
3 días ago | 1
Is it possible to add a custom button in the Simulink's model editor Explorer Bar
This Edit time Model Advisor checking seems to be a good solution. Check the lastest version to see if it can be done on a custo...
7 días ago | 1
| accepted
Use of sampletime in a constant block simulink
Double click the block, click 'Help', see the explaination for 'sample time'.
7 días ago | 0
How to upgrade Matlab Online?
It seems that today is the release date for R2020b. You might have caught the interim switch of MATLAB Online. Wait a few days i...
8 días ago | 0
Set of sequnce number
%% A=1:8; N=numel(A); Multiply=10.^(N-1:-1:0)'; B=A*Multiply C=dec2hex(B)
8 días ago | 0
How to programmatically "click" the block mask Apply or OK button.
I don't understand the problem. If the block has a mask of a text area, when user opens the mask by double_clicking the block,...
8 días ago | 0
Programmatically duplicate signal in Simulink
add_line('SubSysBlock','InportBlock/1','MuxBlock/1','autorouting','on') loop N times
8 días ago | 1
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How to create a bus for the scenario reader?
To resolve the error, open the MATLAB Function, click "Edit Data", Select "Bus: <object name>" from the dropdown list for "typ...
8 días ago | 0
Loading static library to be implemented in Simulink
Available since R2018b C Caller block
9 días ago | 0
I need help with plotting Simulink output in Matlab
It depends on your saving format. It looks like you have "single simulation output" checked and the format is "dataset". Press C...
9 días ago | 1
| accepted
simulink/simscape final state 'cannot find a matching block state to element 135' output by the same model
This is frustrating! Try this, note the difference between 'Save complete SimState in final state' and 'Save Final States' http...
9 días ago | 0
Programmatically Change Preferences?
to save matfiles as version 7.3, use save(FILENAME, ..., VERSION) to set MATLAB preference, https://www.mathworks.com/help/rele...
9 días ago | 0
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generating/extracting a simulink restart state from system output? ?problem with 'discrete' blocks?
Just got this: https://www.mathworks.com/help/simulink/slref/saving-and-restoring-simulation-operating-point.html
10 días ago | 0
| accepted
Inquiry of the error of output port data type which can't be fixed
'BusMultiObjectTracker1' is likely a Simulink.Bus object. Check it in base workspace or your Simulink Data Dictionary. The numbe...
10 días ago | 0
How can I get the variant names inside a Simulink variant subsystem
If you run find_system(), set the 'Variants' option (use 'AllVariants'). For subsystem inside the variant subsystem, the propert...
11 días ago | 0
| accepted
Use the variable of function for title of a figure
Are you sure? put inputname(1) inside the function. It should show name as "MyStruct" if you call it with fullplot(MyStruct)
11 días ago | 1
Simulink scope not displaying values.
Most likely the settings of the Scope. Click View, Style, set the "Marker" to be none. I've answered at least twice on similar...
14 días ago | 0
Modifying parameters for S-function in a model which is compiled / run in rapid accelerator mode
Before the configureForDeployment line, use set_param('S_Function_Block','Param_Name','Param_Value') to change the parameter for...
14 días ago | 0
How to start a simulation in steady-state ?
In Configuration Parameters, Data Import/Export, you can check and specify "Initial State". You can also save "States" for you...
14 días ago | 0
'keyboard' calls fail outside try..catch when try..catch contains a keyboard call
There is no problem running the code in R2020a. run "which -all keyboard" to see if there are other function called keyboard D...
15 días ago | 0
| accepted
How to make recursion faster in Matlab (Matlab seems to forget steps already done)?
You might not need to use recursive function to get the solution. Instead, just calculate the result as a nxn matrix, but, it ne...
15 días ago | 0
How to make recursion faster in Matlab (Matlab seems to forget steps already done)?
The code can be simplified first. I see the potential saving. f(a,1,20) depends on f(a,2,20) and f(a,1,19), which depends on f...
15 días ago | 0
Simulink simulation to confirm the change of a state after n number of cycles
Use a "Detect Change" block and a "Counter" block. If no change is detected for "Nb_cycles" times, the output is ture, otherwis...
15 días ago | 0
Problem with Controlled voltage source
In ideal circuit, connecting a capacitor in pararell with a voltage source would short-circuit the voltage source (when initiall...
15 días ago | 1
| accepted
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