Question

question about Simulation annotations
Hi, In the document of "Simulink annotation" there is such a sentence: For example, you can use click functions to allow ...

presque 12 ans il y a | 1 réponse | 0

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Question

alternative to "mask" to initialize parameters?
Hi, by now I always use "mask" in Simulink to initialize parameters, but it needs a double click to open the input parameter ...

presque 12 ans il y a | 1 réponse | 0

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Question

Matlab type mismatch in Embedded Matlab Functions
Hello, I want to do a CRC-32 for a vector in an Embedded Matlab Function. Before it I've tried it in the Matlab command line ...

environ 12 ans il y a | 3 réponses | 0

3

réponses

Question

different sample times of vectors
Hi, A data stream with a constant sample time 'ts' shall be converted to vectors of 2 different lengths (2 and 4) with the Bu...

environ 12 ans il y a | 1 réponse | 0

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Réponse apportée
vectors to scalars with an Embedded Matlab Function
I've made it with an Embedded Matlab Function. For the sample time for each element I use the Repeating Sequence Stair block. Th...

environ 12 ans il y a | 0

Question

Integer Delay Block not working
Hello, A frame-based vector created with the Constant block shall be delayed one step with the "Integer Delay" block. The pam...

environ 12 ans il y a | 1 réponse | 0

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Parameters of a level-2 s function
With my configuration the string "variable1" is showed in the block dialogue. When I input the number 10 in the parameter field ...

environ 12 ans il y a | 0

Question

vectors to scalars with an Embedded Matlab Function
Hello, can anyone show me how to convert a 10x1 vector into 10 scalars with an Embedded Matlab Function? I just don't know...

environ 12 ans il y a | 3 réponses | 0

3

réponses

Question

different sample times for variable-sized vectors
Hi, I must transmit variable-sized frame based vectors (10x1 and 5x1) over a communication channel. Now I have two alterna...

environ 12 ans il y a | 1 réponse | 0

1

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Question

variable-sized data into fixed-sized data?
Hello, I read from this document: http://blogs.mathworks.com/seth/2009/10/16/radar-tracking-in-simulink-variable-size-signals...

environ 12 ans il y a | 1 réponse | 0

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Question

calculation of "Symbol period" parameter in AWGN block
Hello, I must now calculate the parameter “Symbol period” in the AWGN block. My model consists of a Random Integer Generator ...

environ 12 ans il y a | 1 réponse | 0

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réponse

Question

variable-sized vectors can't be processed
Hi, two frame based vectors of different lengths are connected to a multiport selector, after which an Integer to Bit Convert...

environ 12 ans il y a | 1 réponse | 0

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réponse

Question

option "Interpret vector parameter as 1-D" in Constant block
Hi, in Constant block there is an option called "Interpret vector parameter as 1-D". I tried this option and found out the fo...

environ 12 ans il y a | 1 réponse | 0

1

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Question

frame based and sample based data
Hi, I understand frame based and sample based data as following: Frame based = nx1 vector Sample based = 1x1 vector Is...

environ 12 ans il y a | 1 réponse | 0

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réponse

Question

Parameters of a level-2 s function
Hi, In the Level-2 S function block there is a parameter called "Parameters". Can this name be changed to others, say, "Speed...

environ 12 ans il y a | 2 réponses | 0

2

réponses

Question

M file starten in Simulink
Hi, I have an M file (also a function) which includes the "sim()" command. This M file is used to start the Simulink simulati...

environ 12 ans il y a | 1 réponse | 0

1

réponse

Question

"Buffer" block and "Bit to Integer Converter" block for byte creation
Hi, It seems that both "Buffer" block and "Bit to Integer Converter" block can convert 8 bit to 1 byte from a binary stream i...

environ 12 ans il y a | 1 réponse | 0

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réponse

Question

meaning of "Input signal power" in AWGN block
Hi, the AWGN block has a parameter called "Input signal power". How can the power be measured if the input is just an integer...

environ 12 ans il y a | 1 réponse | 0

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CRC-32 problem in Simulink
I think I have found the reason. The CRC-32 which I want to use is according to the following statement: _The payload FCS is ...

environ 12 ans il y a | 0

Question

CRC-32 problem in Simulink
Hello, I have to use CRC-32, but the CRC-N Generator block gives a wrong result. The parameters are following: CRC method ...

environ 12 ans il y a | 1 réponse | 0

1

réponse

Question

parameter "Samples per frame"in Local Oscillator block
Hi, In the Local Oscillator block there is a parameter: Samples per frame. I noticed this parameter can affect the bandwidth ...

environ 12 ans il y a | 1 réponse | 0

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réponse

Question

automatic bitrate detection in Simulink
Hi, I want to simulink a digital receiver with Simulink, which can detect the bitrate in channel automatically. Do I realy ne...

environ 12 ans il y a | 1 réponse | 0

0

réponse

Réponse apportée
Embedded Matlab function to save a random number
The problem is solved. The error is because the Random Number Generator block generates frame based data. A Buffer block of leng...

environ 12 ans il y a | 0

Question

Embedded Matlab function to save a random number
Hi, I want to write an Embedded Matlab function to store the ramdom number of the Random Generator block into a vector, somet...

environ 12 ans il y a | 2 réponses | 0

2

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Réponse apportée
variables in Simulink Workspace
My goal is, simulate a model with 'sim()' in an m file, but the variable 'simout' seems not to be defined in the m file, which i...

environ 12 ans il y a | 0

Question

variables in Simulink Workspace
Hi, I have created a variable 'simout' with the To Workspace block in Simulink. Now I have to use this in a m file, but an er...

environ 12 ans il y a | 4 réponses | 1

4

réponses

Question

about Local Oscillator block
Hi, In the “Local Oscillator” block there are two parameters “Sample time” and “Frequency”. Must these two be related to Nyqu...

environ 12 ans il y a | 1 réponse | 1

1

réponse

Question

Update and Outouts in S function
Hi, I try to understand the methods Update and Outputs in S function. Please tell me if my understanding is correct. Thank yo...

environ 12 ans il y a | 1 réponse | 1

1

réponse

Question

two inputs operation in an s function or embedded Matlab function
Hi, an S function or Embedded Matlab function has two inputs with the same sample frequency and one output. Input1 is a data ...

environ 12 ans il y a | 1 réponse | 0

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réponse

Question

Sample time control in S functions
Hi, I’d like to control the sample time of output so that this output under some conditions comes out only once. Now there ar...

environ 12 ans il y a | 1 réponse | 1

1

réponse