MathWorks Student Competitions Team

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How can I control the VEX V5 Electromagnet with MATLAB/Simulink?
Although there is no official Electromagnet block for the VEX V5 support package. You can use the prototype block attached to th...

meer dan 2 jaar ago | 0

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Question

How can I control the VEX V5 Electromagnet with MATLAB/Simulink?
I am using the MATLAB/SImulink hardware support package for VEX V5 and would like to control the V5 ecletromagnet, but there is ...

meer dan 2 jaar ago | 1 answer | 0

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Answered
I get the error ' Unable to resolve the name matlabshared.toolchain.gnu_gcc_arm.getGnuArmToolsDir' when using the ARM Cortex based VEX Microcontroller Support Package
To fix the error, Please download and install Simulink Coder Support Package for VEX EDR V5 Robot Brain additionally over your c...

meer dan 3 jaar ago | 0

Question

I get the error ' Unable to resolve the name matlabshared.toolchain.gnu_gcc_arm.getGnuArmToolsDir' when using the ARM Cortex based VEX Microcontroller Support Package
Simulink models fail to build with the following error : Error Report: Command "codertarget.vexarmcortex.internal.addCompilerPa...

meer dan 3 jaar ago | 1 answer | 0

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Answered
I get the error 'Changing property 'UnconnectedLineMsg' is not allowed ' when using a block from the MATLAB and Simulink Robotics Playground
To fix the error, go to the Simulink model settings and set the UnconnectedLineMsg connectivity diagnostic to 'none'. See how to...

meer dan 3 jaar ago | 2

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Question

I get the error 'Changing property 'UnconnectedLineMsg' is not allowed ' when using a block from the MATLAB and Simulink Robotics Playground
When creating or running a model using the MATLAB And SImulink Robotics toolbox, I get the following error: Error evaluating 'I...

meer dan 3 jaar ago | 2 answers | 0

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Answered
How do I determine stiffness and damping parameters for contact forces in Simulink?
These coefficients are instrisic to the type contact you are trying to model. Very often these parameters are derived from testi...

meer dan 4 jaar ago | 4

Question

How do I determine stiffness and damping parameters for contact forces in Simulink?
Using the spatial contact force block from Simscape Multibody to add contact physics to my model. How do I determine appropriate...

meer dan 4 jaar ago | 1 answer | 1

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Answered
Hi. when i am trying to Controlling Robot Motion in Simulink, getting following error. please suggest about it. thank you.
This error usually occurs when you don't run the file "installMRTToolbox" included in the training files. This should be on the ...

ongeveer 5 jaar ago | 6

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Answered
How to change arena size in Robotics Playground?
Tarik, If you are using the MATLAB mlrobot object, this uses a hidden Simulink model that contains all of the environment det...

meer dan 5 jaar ago | 0

Answered
Can you get data from a Vex V5 Vision Sensor?
If you are using the Simulink support package for the VEX V5 Robot Brain in the R2019a version of MATLAB, you can use the files ...

meer dan 5 jaar ago | 0

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Answered
ultrasonic (sonar) with V5
If you are using version R2019a of the VEX V5 support package you can use the files attached to this post to add support for the...

meer dan 5 jaar ago | 3

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Answered
Vex V5 Motor Voltage
If you are using MATLAB R2018b you can use the attached blocks to set the smart motor voltages and read advanced motor parameter...

bijna 6 jaar ago | 0

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Answered
Why does the VEX Gamepad Button block in Simulink shows question marks?
This issue is only within the image display of the block mask. The block will work as intended and produce no errors when simula...

ongeveer 6 jaar ago | 0

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Question

Why does the VEX Gamepad Button block in Simulink shows question marks?
When I select Channel 8 Down configuration on the VEX gamepad Button block, the block image changes to three question marks.

ongeveer 6 jaar ago | 1 answer | 0

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Answered
Why does the Gamepad Simulator block in Simulink does not work in the R2018b version of MATLAB?
This is a known issue with the Gamepad Simulator block for R2018b. Please replace any usage of these blocks in your Simulink mod...

ongeveer 6 jaar ago | 0

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Question

Why does the Gamepad Simulator block in Simulink does not work in the R2018b version of MATLAB?
When using the Gamepad Simulator block from the VEX hardware support package, the simulation runs but the output of the block is...

ongeveer 6 jaar ago | 1 answer | 0

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Answered
Why do I get errors when using the MATLAB VEX Companion app in R2018b?
This is a known issue with version 16.2.2.0 of the VEX Companion app when installed in MATLAB 2018b. In order to resolve the iss...

ongeveer 6 jaar ago | 0

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Question

Why do I get errors when using the MATLAB VEX Companion app in R2018b?
I get the following error after installing the VEX Companion app in MATLAB R2018b and trying to open it from the app menu. Un...

ongeveer 6 jaar ago | 1 answer | 0

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Answered
How do I fix the issue with the Arcade Module block in the VEX library in Simulink R2017a and 17b releases?
This is a known issue that will be fixed in the VEX Support Package's monthly release of October (on Oct 11, 2017). You could re...

ongeveer 7 jaar ago | 0

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Question

How do I fix the issue with the Arcade Module block in the VEX library in Simulink R2017a and 17b releases?
There is an issue with how my VEX robot behaves when programmed to use the Arcade Module block from the VEX library in Simulink ...

ongeveer 7 jaar ago | 1 answer | 0

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Answered
How do I use the Track Designer?
This File Exchange entry contains a <https://www.mathworks.com/discovery/matlab-apps.html MATLAB App>, which can be installed by...

meer dan 7 jaar ago | 0

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Question

How do I use the Track Designer?
I found this entry on File Exchange called <http://www.mathworks.com/matlabcentral/fileexchange/57778 Track Designer>, and I wan...

meer dan 7 jaar ago | 1 answer | 0

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Answered
How do I install a Support Package for MATLAB R2016b and later releases using Add On Explorer on a computer that has restrictions to downloading files from a third party site?
To set your MATLAB proxy settings, see the following article: <http://www.mathworks.com/matlabcentral/answers/99719-how-can-i-c...

meer dan 7 jaar ago | 0

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Answered
How GUI communicates with microcontroller?
Currently, The Freescale FRDM-KL25Z Board is supported by MathWorks through an <http://www.mathworks.com/hardware-support/frdm-k...

ongeveer 9 jaar ago | 0

Answered
Why is there an installation problem with Vex libraries on Mac (using MATLAB R2015a)?
From the System information, it appears like you are on a Mac 10.10.2 OS version. Unfortunately, the VEX USB driver for Mac in t...

ongeveer 9 jaar ago | 0

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Answered
How do I program a servo to respond to two different buttons on the VEX Controller?
<</matlabcentral/answers/uploaded_files/36886/buttons2servo.png>> Above is a screenshot of an example model on how to achie...

ongeveer 9 jaar ago | 0

Question

How do I program a servo to respond to two different buttons on the VEX Controller?
How do I program a servo to respond to two different buttons on the VEX Controller such that one button turns it right and the o...

ongeveer 9 jaar ago | 1 answer | 0

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Question

Why is there an installation problem with Vex libraries on Mac (using MATLAB R2015a)?
We are receiving the following error when installing the VEX libraries on a Mac. Below are the error messages that we received ...

ongeveer 9 jaar ago | 2 answers | 0

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Answered
Why can't I see the Freescale FRDM-KL25Z board on my computer running Windows 8?
There are a couple of steps you need to do to make sure your computer can recognize the Freescale FRDM-KL25Z board: # You nee...

meer dan 9 jaar ago | 0

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