# wang

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**Content Feed**

Question

Could not determine the size of this expression

I want to convert the LMS filter algorithm to Verilog, but need to solve the problem of variable matrix. The point is, why does ...

6 months ago | 0 answers | 0

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answersQuestion

Error: variable-size matrix type is not supported for HDL code

I use the fixed-point tool to fixed-point the subsystem and then generate Verilog, but the following error occurs. The model co...

6 months ago | 1 answer | 0

### 1

answerQuestion

'wn' is inferred as a variable-size matrix, but its size is specified as inherited or fixed.

I built the model in SIMULINK according to MATLAN code, expecting to get Verilog. But putting the code into the MATLAB Function ...

6 months ago | 0 answers | 0

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answersQuestion

Simulink automatically generates Verilog. How should it run on FPGA

I have generated Verolig from part of the module, how do I run this part of Verilog on the FPGA? “bufen”This subsystem has gene...

6 months ago | 0 answers | 0

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answersQuestion

error HDL compilation failed

I am replicating a MATLAB document, but there is an error in the process. https://ww2.mathworks.cn/help/hdlverifier/ug/video-pr...

6 months ago | 1 answer | 0

### 1

answerQuestion

Verify the Verilog generated by HDLcoder

I have built the model through Simulink and generated Verilog using HDL Coder. May I ask how to verify Verilog next?

7 months ago | 1 answer | 0

### 1

answerQuestion

MATLAB stuck when HDL coder converted the model to Verilog

After clicking henerate HDL code to run, the operation page is directly stuck and no operation can be carried out. MATLAB can on...

7 months ago | 1 answer | 0

### 1

answerQuestion

Simulink model converts floating-point numbers to fixed-point numbers

According to the image encryption algorithm of MATLAB code, several data are obtained from the workspace in the Simulink model. ...

7 months ago | 2 answers | 0

### 2

answersQuestion

HDL coder error,Call to function 'fmod' is not supported for HDL code generation,

Build the model to generate VerilogHDL, which is error reporting. Call to function 'fmod' is not supported for HDL code generat...

7 months ago | 1 answer | 0

### 1

answerQuestion

The Simulink model is fixed-point based on floating-point numbers

I build a model that I want to fixed-point to produce VerilogHDL, but part of the output keeps being double.I changed it to un...

8 months ago | 2 answers | 0

### 2

answersQuestion

In Simulink HDLcoder, which converts a model into a hardware description language, it's stuck in this interface

8 months ago | 1 answer | 0

### 1

answerQuestion

A matrix is passed into Simulink fromworkspace,Invalid workspace variable specified as workspace input in 'test03/From Workspace1'. Time values must be non-decreasing.

img is a variable that I get from reading the image information. I want to pass in the img[512,512] matrix to do bit-by-bit Xor....

8 months ago | 1 answer | 0

### 1

answerQuestion

Dimension 1 is fixed on the left-hand side but varies on the right ([512 x 512] ~= [:? x :?]).

Dimension 1 is fixed on the left-hand side but varies on the right ([512 x 512] ~= [:? x :?]). More information Function 'sys...

8 months ago | 2 answers | 0

### 2

answersQuestion

Function variables are resolved in the workspace, not a .Simulink.Signal. object

This is part of an encryption algorithm that produces a matrix. Variable 'img' is resolved in workspace ('base') for block 'tes...

8 months ago | 1 answer | 0

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answerQuestion

Import a picture in a workspace ，Unsupported input format for From Workspace

img_path is the selected picture in MATLAB.Image input to system2. Unsupported input format for From Workspace block 'sy3/F...

9 months ago | 1 answer | 0