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MATLAB の visa または visadev での Ametek Signal Recovery model 7270 DSP Lock-in Amplifier との通信ができないのはなぜですか？
USB RAW 型の VISA リソースで visa または visadev インターフェイスを使用することは推奨の方法ではありません。 USB 接続の機器に対しては、visa および visadev インターフェイスは USB INSTR リソースをサポ...
7 hours ago | 0
| accepted
Question
MATLAB の visa または visadev での Ametek Signal Recovery model 7270 DSP Lock-in Amplifier との通信ができないのはなぜですか？
MATLAB の visa または visadev インターフェイスを使用すると、Ametek Signal Recovery 7270 DSP Lock-in Amplifier との通信で問題が発生します: >> lockin = visa...
7 hours ago | 1 answer | 0
1
answerAI で作成した FBX ファイルは RoadRunner のアセットとして使用できますか？
これまでの経験から、AI生成の 3D メッシュを、クリーンアップや検証を行わずに直接 RoadRunner にインポートすることは、一般的には推奨していません。 このようなメッシュには、トポロジー、マテリアル、テクスチャ構造に不完全さや下流ツールに適さない...
7 hours ago | 0
| accepted
Question
AI で作成した FBX ファイルは RoadRunner のアセットとして使用できますか？
画像を入力として読み込み、3D ジオメトリを生成する生成 AI モデルを使用して、踏切の形状および外観を表す FBX ファイルを作成しました。 この FBX ファイルを、Library Browser にドラッグ＆ドロップして RoadRunner のア...
7 hours ago | 1 answer | 0
1
answerWindows PC で「UDP Receive」ブロックを使用しても Simulink で受信データを読み取ることができないのはなぜですか？
デスクトップ PC で実行されている Simulink モデルで UDP 通信を使用する場合は、デスクトップ向けの UDP 通信をサポートする適切な UDP Receive ブロックと UDP Send ブロックを使用します。これらのブロックは、以下の 3...
7 hours ago | 0
| accepted
Question
Windows PC で「UDP Receive」ブロックを使用しても Simulink で受信データを読み取ることができないのはなぜですか？
Simulink モデルを Windows PC で実行しています。Ethernet 経由で PC に接続された外部センサーとデータを交換したいと考えています。低レイテンシを実現するために、UDP プロトコルを使用しています。 「UDP Send」ブロック...
7 hours ago | 1 answer | 0
1
answerHow to update imported ReqIF requirements in Requirements Toolbox while preserving model links?
To preserve the model links, Update Imported Requirements instead of importing the updated requirements as new requirements. The...
1 day ago | 0
| accepted
Question
How to update imported ReqIF requirements in Requirements Toolbox while preserving model links?
I import requirements from a ReqIF file into Requirements Toolbox and create links from those requirements to a model. Later, I ...
1 day ago | 1 answer | 0
1
answerHow do I configure my Minidrone Competition License?
Link to License 1. Create or sign into a MathWorks Account 2. Enter your Activation Key on the Link a License page Download and ...
1 day ago | 0
| accepted
Why do I receive the error "This email is not linked to a license. Use a different email address..." when I try to launch MATLAB?
This error indicates that MATLAB is activated to launch in a licensing mode which requires your MathWorks account to be linked t...
1 day ago | 2
| accepted
How do I activate MATLAB or other MathWorks Products?
When installing MATLAB or other MathWorks Products, MATLAB automatically activates itself either during installation (R2020...
1 day ago | 88
| accepted
How can I work with multipart STEP and STL geometry in the Partial Differential Equation Toolbox in MATLAB R2025b when "importGeometry" does not preserve individual cells?
As of MATLAB R2025b, the Partial Differential Equation Toolbox does not support importing a STEP file and immediately recognizin...
1 day ago | 0
| accepted
Question
How can I work with multipart STEP and STL geometry in the Partial Differential Equation Toolbox in MATLAB R2025b when "importGeometry" does not preserve individual cells?
I am importing a STEP (CAD geometry exchange file format) file into MATLAB R2025b and working with Partial Differential Equation...
1 day ago | 1 answer | 0
1
answerFile Logging Basics: How can I perform intermittent data logging on Speedgoat to generate multiple log files and SDI runs?
For MATLAB R2022b and later: Starting in R2022b, you can create multiple log files on your target machine by using either:The in...
1 day ago | 0
| accepted
How to avoid running out of disk space on my Speedgoat target computer with Simulink Real-Time?
Data Management for File Logging: If you are using File Logging in your Simulink model, below are several strategies to help you...
1 day ago | 0
| accepted
Why does the "matfile" function create files larger in size compared to the "save" function?
This is a known limitation when updating existing variables in a MAT-File: the MAT-File's size can increase, especially if the v...
1 day ago | 0
| accepted
How to initialize a Unit Delay block with a Bus signal from a Data Dictionary in the Model Workspace in R2021a?
The attached example contains the following information which solves the issue: The following MATLAB code is used to create th...
1 day ago | 0
| accepted
how to color individual lines in a plot
You can replace the palette of colors MATLAB uses for multiline plots with the colororder function. If you want to use a colorma...
1 day ago | 0
How do I preemptively include a Basic Authentication header when working with webread/webwrite/websave?
R2026a and later Starting in MATLAB R2026a, to use Basic Authentication, create a "weboptions" object with the "BasicAuthentica...
2 days ago | 6
| accepted
Why does MATLAB crash when plotting with Intel drivers?
Starting in R2025a, most issues with Intel drivers have been resolved. However, if you experience crashes w...
2 days ago | 8
| accepted
Frequently Asked Questions: MATLAB Compiler
Where can I find example code to compile?Examples located in <matlabroot>\extern\examples\compilerExamples in documentatio...
2 days ago | 2
| accepted
How do I join the Book Program?
If you would like to join the MathWorks Book Program, please click here for further details and a link to the application f...
2 days ago | 1
| accepted
Why do I lose CAN messages when I use CAN Transmit and CAN Receive blocks in Vehicle Network Toolbox?
1. CAN メッセージが取りこぼされているように見える一般的な理由のひとつは、CAN Transmit ブロックの “Transmit messages periodically” オプションです。 CAN Transmit ブロックでは、“Transm...
2 days ago | 0
| accepted
Question
Why do I lose CAN messages when I use CAN Transmit and CAN Receive blocks in Vehicle Network Toolbox?
Simulink で CAN Transmit と CAN Receive ブロックを使用するとデータサンプルを取りこぼすように見えるのはなぜですか？
2 days ago | 1 answer | 0
1
answerWhy am I unable to launch App Designer, Simulink Start Page, and the MATLABWindow process in Linux?
The "symbol lookup error" in the last line of the output for each of the machines that experiences this issue indicate that the ...
2 days ago | 0
| accepted
What is the "main.cu" file and how can I generate and include a custom one when generating code for an NVIDIA target?
The example "main.cu" and "main.h" files are generated as part of code generation but are not deployed and compiled by default. ...
2 days ago | 0
| accepted
Why do I receive the error "Unable to find the 'CUDA_PATH' environment variable" when using the GPU Coder function "coder.checkGpuInstall"?
GPU Coder uses environment variables to locate the necessary tools, compilers, and libraries required for code generation. If yo...
2 days ago | 0
| accepted
How do I use ASIO, ALSA, and other APIs to communicate with PC audio hardware from Simulink?
In MATLAB R2007b, the Signal Processing Blockset released two blocks, the "To Audio" Device and "From Audio" Device blocks, whic...
2 days ago | 0
| accepted
How can I customize the version of PortAudio that is used with the Signal Processing Blockset 6.9 (R2009a)?
This enhancement has been incorporated in Signal Processing Blockset 6.10 (R2009b). For previous releases, please see the inform...
2 days ago | 0
| accepted
PEAK-System社製 CAN デバイスがVehicle Network Toolboxに認識されないのはなぜですか？
以下のような原因が考えられます。 ・"Vehicle Network Toolbox Support Package for PEAK-System CAN Devices" のインストールに失敗している。 ・"Vehicle Network Toolb...
2 days ago | 0
| accepted
