Guy Rouleau

Last seen: Today | Active since 2008

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My Scuba Diving Simulator
I recently took a week of vacation to go scuba diving in the Caribbean. In the middle of a dive, at about 80 feet down, this...

13 days ago

Published

MathWorks Automotive Conference and Model Referencing
I recently attended the MathWorks Automotive Conference. This was a great opportunity to connect with industry experts and...

23 days ago

Answered
Error in Simulink - Derivative of state '1' in block at time 301.02267725 is not finite. The simulation will be stopped. There may be a singularity in the solution.
See this blog post: Derivative of state ‘1’ in block ‘X/Y/Integrator’ at time 0.55 is not finite » Guy on Simulink - MATLAB & Si...

1 month ago | 0

Published

Logging Simscape variables like Simulink Signals
Did you know that starting in R2024a, it is possible to log Simscape variables like if they were Simulink signals?Let's see...

2 months ago

Published

Model-Based Systems Engineering and Agentic AI
Today I am happy to welcome Sarah Dagen from MathWorks Consulting Services to talk about her experience with coding agents...

3 months ago

Published

What’s New in R2026a?
MATLAB R2026a is available, let's see what's new in the Simulink world.New Context MenuThis one cannot be missed! We decided...

3 months ago

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Simulink Agentic Toolkit
After the MATLAB Agentic Toolkit debuted last week, we are very happy to release the Simulink Agentic Toolkit on GitHub...

3 months ago

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My Repository of AI Skills for Simulink
Update: The Simulink Agentic Toolkit is now available. I recommend installing the toolkit when interacting twith Simulink...

3 months ago

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Refactoring a Simulink Model using the MATLAB MCP Server
Once you start using those AI agents, it's hard to stop!In today's post, I used Amp, an AI coding agent made by Sourcegraph...

4 months ago

Published

Simulink and Simscape modeling using Claude Code and the MATLAB MCP Server
This week, I am going one step further in my exploration of AI agents and how they can help Simulink workflows. In previous...

5 months ago

Submitted

Four-Cylinder Engine Ignition Control Simulation
Simulation of the ignition control of a four-cylinder engine

6 months ago | 8 downloads |

4.0 / 5

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Understanding the C/C++ Code Generated from a Simulink model
One of the key benefits of Simulink is that you can generate C/C++ code from the model using Simulink Coder and Embedded...

7 months ago

Published

MATLAB AI Coding Standards for Simulating Simulink Models
In my previous post, I went through the basics of using GitHub Copilot and the MATLAB MCP Server to generate MATLAB code...

7 months ago

Published

Simulating a Simulink Model through GitHub Copilot and the MATLAB MCP Server
Today I am continuing my exploration in the world of AI coding assistants and how they can help with Simulink. The topic for...

7 months ago

Published

My Personal Simulink AI Assistant
In my previous post, I introduced MATLAB Copilot and the Simulink Copilot Beta. Today, I continue my exploration into the...

7 months ago

Published

A Copilot for Simulink!
I recently decided to investigate different AI coding assistant technologies and see how they can help with Simulink. This...

8 months ago

Submitted

Example Driver blocks for Simulink Hardware Support Packages
Example Driver blocks for LEGO Mindstorm NXT and Arduino support packages

8 months ago | 1 download |

5.0 / 5

Published

How do you Inspect Logged Signals?
I receive and debug Simulink models all day every day. This means that I often need to log many signals and inspect them to...

9 months ago

Published

Extracting Timetables… Simulink style
Today I want to share a simple tip to interact with data logged from a Simulink modelThe ProblemLet's take this simple model...

11 months ago

Published

Record and Playback Blocks
Today I want to talk about two relatively new blocks: Record and Playback.Record BlockLet's start with this simple example...

1 year ago

Published

Merging Simulink Models Automatically in Git
This post is targeted at users developing Simulink models under Git source control, but who are not necessarily using the...

1 year ago

Published

How to programmatically configure a Simulink simulation?
Here is another frequently viewed MATLAB Answers post:Set simulation time and fixed step size for a Simulink model from the...

1 year ago

Published

Organizing Simulink files and folders in a project
Today I am happy to welcome Sarah Dagen from MathWorks Consulting Services to talk about project organization.I recently...

1 year ago

Published

What’s New in Simulink R2025a!
For a first post about R2025a, I decided to highlight 3 enhancements that will help speed up your Simulink workflows... and...

1 year ago

Published

Visualizing the number of blocks in a Simulink model?
I was recently discussing different ways to visualize the content of a Simulink model with colleagues. Working in technical...

1 year ago

Published

Using Test Points to log Signals for Software-In-The-Loop Simulation
This week's post is a suggestion from Raymond Estrada from MATLAB and Simulink Consulting Services. Raymond reached out...

1 year ago

Published

The Basics of a Control Loop in Simulink
This week I received a series of interesting questions on the basics of putting together a simulation of a control loop...

1 year ago

Published

The Most Impactful Recent Features in Simulink
I have been recently asked this question:What are the top 10 most impactful and recent features for Simulink and Model-Based...

1 year ago

Published

Capabilities for Modeling Dynamic Systems and Designing Feedback Control Systems in MATLAB and Simulink
In today's post, I want to share a few links. I shared those with individual users recently, and every time the response I...

1 year ago

Answered
How to correct error in port width or dimension in simulink ?
See my analysis of this question here: How to correct errors in port width or dimension in Simulink? » Guy on Simulink - MATLAB ...

2 years ago | 0