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Mark McBroom


Last seen: 1 dag ago

MathWorks

266 total contributions since 2012

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Answered
Use struct data from MATLAB workspace in Stateflow
In Stateflow, define your struct A as a Parameter. See attached example.

ongeveer 23 uur ago | 0

Answered
Passing bus signals through a switch block
Are you using Simulink Bus Objects to define the child buses? If not, try creating a Simulink.Bus object and setting the dataty...

ongeveer 24 uur ago | 0

Answered
Generate Parameters as input to step function
I don't believe this is possible for C++ code gen, but is possible for C code generation. You have to place the parameters in t...

16 dagen ago | 0

Answered
Interface/communicate data between SIMULINK and a C-program running on the same computer
If you have the source code for the C program, the best approach is to create a new Simulink block that contains your C code mod...

16 dagen ago | 0

Answered
Vacuum and Radiative Heat Model
You should be able to use the Simcape Thermal library. The vacuum would be modeled with ~zero convection https://www.mathwor...

16 dagen ago | 0

Answered
Circuit Analysis using MATLAB
https://www.mathworks.com/help/symbolic/solve-differential-equations-using-laplace-transform.html

16 dagen ago | 0

Answered
Simulink. Is it possible to get the area's position by programming?
handle = find_system(gcs, 'FindAll', 'on', 'type', 'annotation', 'AnnotationType', 'area_annotation', 'selected', 'on') get_par...

27 dagen ago | 1

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Answered
How to compile simulink models with variables of big size in the simulink workspace?
The problem is that the array is so big it causes the visdual studio compiler to fail due to lack of heap space. You can try to...

28 dagen ago | 0

Answered
SIMULINK Datatype mysmatch error
In Shift Arithmetic block, make sure the "Binary points to shift" is set to zero.

28 dagen ago | 0

Answered
Single-Instance vs Multi-Instance Embedded Coder?
For single instance the generated code will use global data to hold state and parameter information. For multiple instance, st...

ongeveer een maand ago | 0

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Answered
Motor Control Blockset examples: Using variant source block
Those are functions, not variables. They are p-coded M-Files that are shipped with the example. Type the following to see wher...

ongeveer een maand ago | 0

| accepted

Answered
How to check files in a specified directory through Simulink?
As long as you don't need to generate C code from your SImulink model, use the coder.extrinsic function to notify Simulink that ...

ongeveer een maand ago | 1

Answered
Custom data types for S-function parameters
The easiest way to do this is to use the legacy_code tool to create the s-function for you. You will have to create a dummy c-f...

ongeveer een maand ago | 0

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Answered
Bus communication between charts in Stateflow
Simulink buses become structures in Stateflow. This link expains how a bus in a Simulink model becomes a structure in stateflow...

ongeveer een maand ago | 0

Answered
How can I stop the recompile of the model after first run to quicken the simulation time ?
make the parameters for INputX and InputY to be tunable workspace parameters. https://www.mathworks.com/help/xpc/ug/tuning-bloc...

ongeveer 2 maanden ago | 0

Answered
How to get all input signal names connected to my simulink block exported in excel file?
Here is one approach: Write MATLAB code that: use find_system() command to get list of all input ports at top level of model...

ongeveer 2 maanden ago | 0

Answered
Simulink: Access bus element properties
Here is one approach that might work. It requires some knowledge of block masking. Create a subsystem. Inside the subsystem...

ongeveer 2 maanden ago | 0

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Answered
S-Function does not exist
Make sure that the .m files are in the MATLAB current working directory or on the MATLAB path.

2 maanden ago | 0

Answered
S-function for static library
The library you built in Code COmposer studio is for a TI processor. S-Functions are built to run on Windows ( or LInux) and th...

2 maanden ago | 0

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Answered
How to call C custom variable or constant in Simulink Model
not sure what you mean by "call", but one solution would be to put the variable inside a C function that simply returns the cons...

2 maanden ago | 0

Answered
To worspace not showing
To Workspace should work in rapid accel mode. Does TIME appear in the workspace? Does your data appear on workspace in norma...

2 maanden ago | 0

Answered
Why I get an error when generating a cell array as an output of a simulink function?
First, it looks like you ahve a typo... should "Counter" be "count"? But that isn't the reason for the error. I think the prob...

2 maanden ago | 0

Answered
Removal of RT_MODEL variables in code generation
Look in TEST.h. What is in the data structure RT_MODEL_TEST? If there is an error_status variable, you can disable via this co...

3 maanden ago | 0

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Answered
Use Mfile's user defined function in the Simulink's Matlab Function Block.
Your function isn't named RhosatLiq, it is named fcn. Change it to be : function RSL = RhosatLiq(Tsat) %Calculate the Saturat...

3 maanden ago | 0

Answered
Errors while building mex
I believe the 4 missing symbols are functions normally provided by the AUTOSAR RTE. Simulink and Embedded coder do not generate...

3 maanden ago | 0

Answered
Dimension Mismatch between Simulink Bus and Calculation Results
The easiest approach is to set the variable that holds the result to be a fixed length vector with a length equal to the larges...

3 maanden ago | 0

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Answered
Why have some bus signals wrong datatypes?
Did you specify a Simulink Bus in the Bus Creator dialog? If so, then the signals feeding the bus creator must match the types ...

3 maanden ago | 0

Answered
Global Simulink static/constant inside Matlab function
If you add an argument to your MATLAB function and mark it as a parameter. Simulink will then look for this parameter in the MA...

4 maanden ago | 0

Answered
Running Matlab simulation from a C++ code
Option 1: Modify your C++ code so that it writes the data to a comma delimited file, where the first column is the simulation t...

4 maanden ago | 2

Answered
How can I initialize internal variable of s-function every simulation?
Add code to the mdlStart() or mdlInitialize() functions in the SFunctionto reset state variables.

4 maanden ago | 0

| accepted

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