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Joshua Ford


Last seen: plus d'un an il y a |  Actif depuis 2021

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Question


How do you use App designer to read files from a folder and then present those files in the gui for the user to select one or multiple from?
Hi, I am very new to the App designer and creating gui's. I already have existing code for a system but now I wish to create a g...

presque 2 ans il y a | 2 réponses | 0

2

réponses

Question


remove and replace text in a .dat file
Hi, I am trying to find a certain line within a .dat file and replace its contents and save it back to the orignal place withi...

environ 2 ans il y a | 1 réponse | 0

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réponse

Question


What does 'coder.internal.indexShapeCheck>>errORWarnIF .... code generation assumption about size violated' mean?
I am attempting to convert a floating point model into fixed point code. I am recieving the error message presented below: ‘ E...

plus de 2 ans il y a | 1 réponse | 0

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réponse

Question


dsp.Window future removal - future replacements?
I have seen that the dsp.Window system object will be removed soon. In the future how will you be able to use window functions i...

plus de 2 ans il y a | 1 réponse | 0

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Question


Full Precision option in Fixed-Point Converter MATLAB
In the HDL Coder and Fixed-Point Converter tool in MATLAB there is an option to set the precision as LSB (least-significant bit)...

presque 3 ans il y a | 1 réponse | 0

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réponse

Question


dsp.fft system object unbounded in a for loop
I have matrix if size 256x1024, I would like to do the fft across each row and put it back into the matrix. Previously this has ...

presque 3 ans il y a | 1 réponse | 0

1

réponse

Question


Colon operation in fixed-point
I am writing a function in 2020b that I then want to convert into fixed-point using the tool. I am defining some arrays by the c...

presque 3 ans il y a | 3 réponses | 0

3

réponses

Question


Can you use SIL/PIL on a combined MATLAB/Simulink model?
I am testing a model which contains both MATLAB and Simulink. Is it possible to use SIL/PIL testing on both the MATLAB and Simul...

plus de 3 ans il y a | 1 réponse | 0

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réponse

Question


Is there an estimate/ratio of many lines of C code is produced by MATLAB? Is there an estimate of time too?
I want to generate 10,000 lines of matlab code into c code. The matlab code contains many different signal processing techniques...

plus de 3 ans il y a | 1 réponse | 0

1

réponse

Question


Can the variable selector block operate on variable-sized data?
I wish operate an fft on each column of a matrix. I am doing this by using a variable selctor block in a for iterator block. My ...

plus de 3 ans il y a | 1 réponse | 0

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réponse

Question


How can you change variable-sized data to fixed-sized data?
I am wishing to use multiple blocks and operation that do not support variable-sized data. The source of data is variable-sized ...

plus de 3 ans il y a | 1 réponse | 0

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Question


Can the assignment block assign a variable sized-signal to a fixed-sized signal?
I am wishing to do a bunch of operations on a signal. The source of the signal is variable-sized and so the variable-size propog...

plus de 3 ans il y a | 1 réponse | 0

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Question


Does anyone have any experience or success using the manually written fixed-point fft provided by Mathworks in this example?
I am trying to use an fft in fixed-point within MATLAB. I have found a solution within mathworks - a page that goes through manu...

plus de 3 ans il y a | 1 réponse | 0

1

réponse

Question


Is there a fixed-point alternative to the fft and ifft fiunction?
I wish to convert a series of functions from floating-point to fixed-point using the fixed-point converter app in MATLAB. Within...

plus de 3 ans il y a | 1 réponse | 0

1

réponse

Question


How to delete/cancel trailing zeros in complex and imaginary numbers?
Whenever I use or create imaginary and complex numbers, they are always saved with trailing zeros, for example 1.22000000 + 2.15...

plus de 3 ans il y a | 2 réponses | 0

2

réponses

Question


Why can't complex integer arithmetic be done?
I have been experimenting with a model, comparing fixed and floating-point. At one stage I am taking the product of a complex fl...

plus de 3 ans il y a | 3 réponses | 0

3

réponses

Question


Why can't an fft function output an int data type?
I am wanting to experiment with model using floating and fixed-point. I understand the fft cannot handle fixed-point data howeve...

plus de 3 ans il y a | 1 réponse | 0

1

réponse

Question


How do you swap axis independent of the data?
I plotted data via imagesc() however the data and the axis are the opposite way. For example the y-axis shows data for the x-dim...

plus de 3 ans il y a | 1 réponse | 0

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réponse

Question


Why does a DocBlock written in Word not show within Simulink Report?
I want to write the contents of a Docblock within Microsoft word which is possible. However when I then include that DocBlock in...

plus de 3 ans il y a | 1 réponse | 0

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réponse

Question


How to quickly and simply convert floating-point to fixed-point in matlab script?
I want to compare the performance and speed of running the same script as floating-point and fixed-point. How do I simple conver...

plus de 3 ans il y a | 1 réponse | 0

1

réponse

Question


How to apply a window function to a chirp/linear chirp in Simulink?
I am trying to apply a window function to a linear chirp. When I look at each signal, there seems to be no difference between th...

plus de 3 ans il y a | 1 réponse | 0

1

réponse

Question


How can you include hyperlinks in the model and the report?
I would like to insert a hyperlink into the model canvas via annotations or a docblock. I would then like to view and access thi...

plus de 3 ans il y a | 1 réponse | 0

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Question


Can you include hyperlinks in DocBlocks or annotations?
Can you include hyperlinks in DocBlocks or annotations? Is there a way to somehow link the docblocks or annotation to an interna...

plus de 3 ans il y a | 1 réponse | 0

1

réponse

Question


How can you link annotations and blocks in the report generator, just like you can in the canvas via lines?
Within Simulink, you can link blocks with annotations via "lines" on the canvas. I can produce information on the annotations in...

presque 4 ans il y a | 1 réponse | 0

1

réponse

Question


How to use annotation loop in Simulink Report Generator?
How do you use annotation loop in Simulink Report Generator to incorporate model annotation in the system design report. I am en...

presque 4 ans il y a | 1 réponse | 0

1

réponse

Question


Best way to document model design - Is it possible to incorporate everything in one model?
I'm looking at the best ways to document the design and description of a model through Simulink tools/apps. It seems like while ...

presque 4 ans il y a | 1 réponse | 0

1

réponse

Question


What are the SIL/PIL files/Report that is generated after a SIL test for generated code?
I have succesfully generated SIL code for testing of a model and all looks good (coverage, equivalency etc). In the reports sect...

presque 4 ans il y a | 1 réponse | 0

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réponse

Question


How do I view the actual generated C code from a simulink model?
I am interested in generating C code from a Simulink model and then viewing the actual C code. Within Simulink Coder, the repo...

presque 4 ans il y a | 1 réponse | 0

1

réponse

Question


Floating-points for HDL
Hi, Most documentation I have read on mathworks states that the model floating-points should be converted into fixed-points fo...

presque 4 ans il y a | 1 réponse | 0

1

réponse

Question


HDL Code Generation Block Support
I understand that Simulink offers specific HDL-support blocks and a HDL environment for models intended for HDL code generatio...

presque 4 ans il y a | 1 réponse | 0

1

réponse

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