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Nick Sarnie

MathWorks

Last seen: 3 years ago |  Active since 2017

Followers: 0   Following: 0

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I work as a developer on the Embedded Coder team at MathWorks and have a background in Computer Science.

My professional interests are Compilers, Code Generation and Performance.

DISCLAIMER: Any advice or opinions posted here are my own, and in no way reflect that of MathWorks.

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  • Knowledgeable Level 3
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  • Revival Level 2
  • Knowledgeable Level 2
  • 3 Month Streak
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Answered
How to use S function in SIL process?
Hi Anand, S-Function Builder should generate a TLC file that is used to inline the S-Function, making it fully supported for co...

4 years ago | 0

Answered
Embedded coder single task tunable time step
Hi Ben, It sounds like you are trying to make the 'Sample time' parameter on blocks be tunable in the generated code. This is ...

5 years ago | 0

| accepted

Answered
DLL from Simulink model with MEX - proto function
Hi all, This workflow is only supported if you have an inlined S-Function. That means there is a .tlc file for the S-Function. ...

5 years ago | 0

Answered
Custom storage classes for code generation
Hi Leopoldo, It looks like you are trying to use the custom storage class parameter in a block parameter that is not tunable. ...

5 years ago | 0

Answered
Code generation from level-2 C S-function containing Lapack function calls on targetPC.
Hi Wouter, Based on the error message it looks like the shipped lapack library with MATLAB was compiled for a 64-bit binaru but...

5 years ago | 0

Answered
Internal Signal logging during SIL Simulation
Hi Vishakha, Are you following the below workflow? https://www.mathworks.com/help/ecoder/ug/configuring-a-sil-or-pil-simulatio...

5 years ago | 0

Answered
Is it possible to assign arrays with different length for LUT parameters in generated code than in Simulink?
Edit: See below response

5 years ago | 0

| accepted

Answered
code generation with do not using temp local variable
Hi TaeHee, It is unlikely that you will be able to control the optimization to this level of detail. If you prefer the temporar...

5 years ago | 0

| accepted

Answered
How to do array operation With simulink blocks ?
Hi Sasidhar, It looks like that loop is adding two matricies. The "Add" or "Sum" block can do this: https://www.mathworks.com/...

5 years ago | 0

Answered
When I try to build my stateflow model, I got error "Function call triggered subsystems are not supported for subsystem based code/S-function generation. " What does it mean?
Hi Jenny, Based on the error, a right-click subsystem build has been performed on a function call subsystem, which is not suppo...

5 years ago | 0

Answered
Generate code from referenced model without generating from the parent
Hi Guilherme, Does using "slbuild(modelName, 'ModelReferenceRTWTarget')" solve your issue? Thanks, Nick

5 years ago | 0

Answered
I'm using Embedded Coder. Is there a way to configure the code generation process so that the dimensions of an input signal can be set at run time?
Hi David, Variable size signals are meant for signals that will change size during the execution of the model. It sounds like t...

6 years ago | 0

Answered
How to make Simulink.Parameter parameters stored in model workspace tunable?
Hi Sean, This is a limitation of R2016b. In the <https://www.mathworks.com/help/releases/R2016b/simulink/slref/simulink.param...

6 years ago | 0

| accepted

Answered
Real-time windows target Toolbox
Hi Zi, Yes, Real-Time Windows Target is now called Simulink Desktop Real-Time. It looks like the change happed in R2015a. ...

6 years ago | 0

| accepted

Answered
Code Generation Error - Why?
Hi Steve, This appears to be a bug. Please report this to Technical Support using the below link for further assitance. <...

6 years ago | 0

Answered
Crash when calling TLC library function LibBlockParameterDataTypeId()
Hi Olaf, I recommed reporting this crash to Technical Support. While some staff members such as myself browse MATLAB Answers,...

6 years ago | 0

| accepted

Answered
Does Matlab 2011b support Embedded Coder 7.0?
The Embedded Coder version is tied to the release of MATLAB, so you would need to upgrade MATLAB to R2018a to get Embedded Coder...

6 years ago | 1

| accepted

Answered
Simulink Coder Error : Unable to find build success text "### Successfully generated all binary outputs." in build log
It looks the root cause is that the LCC compiler does not support the neccessary Windows APIs required to compile the code gener...

6 years ago | 0

Answered
Running Simulink Coder gives warning 'GenSettings must be initialized'
If you have "clear all" in any model callbacks, especially the "Init Fcn" model callback, please remove that and try to generate...

6 years ago | 1

Answered
Matlab stop/crash/not work when i try to start Simulink
Hi everyone, This is believed to caused by a bug in glibc 2.19, the default in Ubuntu 14.04. The upstream bug report can be f...

6 years ago | 3

| accepted

Answered
Simulink Test: How to run the same test for MIL and SIL?
Hi Robert, I was able to accomplish this by creating two test harnesses, one for Normal mode, and then one for SIL. I then co...

7 years ago | 0

Answered
Hi, i am using simscape library in simulink and want to know how to call and change specific block parameters from GUI.
Hi Mohamed, First, you can use a variable in the workspace to represent a parameter of the Solar Cell block. For example, you...

7 years ago | 0

| accepted

Answered
Using matlab 2014b and m_map, and a script from Oct. 2017, I get error message.
Hi Knut, It looks like there is an issue with the license to the Optimization Toolbox, which the script uses. Please take a l...

7 years ago | 0

Answered
MATLAB crashes while calling fir1 function
Hi Victor, I have created a case with Technical Support regarding this issue, and a Technical Support Engineer will be contac...

7 years ago | 0

Answered
Call mex function in simulink/ s-function ?
Hi Hocine, It sounds like you used MATLAB Coder to generate a MEX for the MATLAB Function. If you want to use it in an S-Func...

7 years ago | 1

Answered
how to change a function using a GPU CODER ?
Hi Arnaud, It sounds like the MATLAB function written to detect the traffic sign is not supported for GPU Code Generation. Pl...

7 years ago | 0

| accepted

Answered
Where is Create Protected Model for Selected Model Block in simulink?
Hi Moonkwun, To see the the 'Create Protected Model for Selected Model Block' option, please right click on a Model block, he...

7 years ago | 0

Answered
Simulink Arduino Mega 2560 digital input - PWM signal uncorrect value
Hi Maximilian, You are correct in that it is not possible to run true real-time simulations on the Mega 2560. Using Extern...

7 years ago | 0

Answered
S-Function MAX6675 for Arduino MEGA2560
Hi Tobi, Based on the compiler errors and looking at the model, it looks like the custom code included in S-Function Builder ...

7 years ago | 0

Answered
How to return likelihood using unscentedKalmanFilter/extendedKalmanFilter Object in the signal processing toolbox?
Hi Hao, I wasn't able to find any documentation relating to likelihood or log likelihood for the unscentedKalmanFilte and ext...

7 years ago | 0

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