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 ...

nästan 12 år ago | 1 answer | 0

1

answer

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 ...

nästan 12 år ago | 1 answer | 0

1

answer

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 ...

nästan 12 år ago | 3 answers | 0

3

answers

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...

nästan 12 år ago | 0 answers | 0

0

answers

Answered
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...

nästan 12 år ago | 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...

nästan 12 år ago | 0 answers | 0

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answers

Answered
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 ...

nästan 12 år ago | 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...

nästan 12 år ago | 3 answers | 0

3

answers

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...

nästan 12 år ago | 1 answer | 0

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answer

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...

nästan 12 år ago | 0 answers | 0

0

answers

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 ...

nästan 12 år ago | 0 answers | 0

0

answers

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...

nästan 12 år ago | 0 answers | 0

0

answers

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...

nästan 12 år ago | 1 answer | 0

1

answer

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...

nästan 12 år ago | 0 answers | 0

0

answers

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...

nästan 12 år ago | 2 answers | 0

2

answers

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...

nästan 12 år ago | 1 answer | 0

1

answer

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...

nästan 12 år ago | 0 answers | 0

0

answers

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...

nästan 12 år ago | 0 answers | 0

0

answers

Answered
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 ...

nästan 12 år ago | 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 ...

nästan 12 år ago | 1 answer | 0

1

answer

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 ...

nästan 12 år ago | 0 answers | 0

0

answers

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...

nästan 12 år ago | 0 answers | 0

0

answers

Answered
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...

nästan 12 år ago | 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...

nästan 12 år ago | 2 answers | 0

2

answers

Answered
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...

nästan 12 år ago | 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...

nästan 12 år ago | 4 answers | 1

4

answers

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...

nästan 12 år ago | 1 answer | 1

1

answer

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...

nästan 12 år ago | 1 answer | 1

1

answer

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 ...

nästan 12 år ago | 0 answers | 0

0

answers

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...

nästan 12 år ago | 1 answer | 1

1

answer