# fima v

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why my code gives different result then the formula

Hello,I have triedto implent the formula shown bellow in matlab to create the plot shown bellow. but when i implemented the for...

1 month ago | 1 answer | 0

### 1

answerQuestion

problem accessing array of imported CSV file

Hello, after importing CSV file i have a variable 1D array called col but when i try to accsess it in different forms as shown...

4 months ago | 1 answer | 0

### 1

answerQuestion

what is the FFT logic in calculating far field defraction matlab implemetation

Hello,there is an expression shown bellow that we need to plot in 2D grid plot as shown bellow. X and Y are 2D matrices going fr...

9 months ago | 0 answers | 0

### 0

answersQuestion

how to understand .sc .mat in matlab

Hello,i cant see the logic of these two lines taken from the full code shown bellow. i know that its some how plotting an area...

10 months ago | 1 answer | 0

### 1

answerQuestion

understanding "<" operator line

Hello,I cant understand a line of the line bellow taken from the code bellow. I think i generates a circle but i cant see how ....

10 months ago | 2 answers | 0

### 2

answersQuestion

generating noisy data to play with in DSP

Hello,is there a way in matlab to create a signal put a high frequency noise on it and take samples from it to play with DSP FIR...

10 months ago | 0 answers | 0

### 0

answersQuestion

Matlab script saving mouse click location

Hello,I have started using this type of scripting to control mouse clicking automatickly. I want to mouse click on some locatio...

1 year ago | 0 answers | 0

### 0

answersQuestion

creating array of strings from recieved data

Hello,my serial Comm sends over and over abcd/n which in matlab abcd i wanted to create and array of abcd strings as shown bell...

1 year ago | 1 answer | 0

### 1

answerQuestion

standart slicing not working on my vector

Hello i Have the following code: val=fscanf(ser); var_hex=dec2hex(uint8(val)) y = reshape(var_hex.', 1, []) which gives me...

1 year ago | 0 answers | 0

### 0

answersQuestion

weird behavior of matlab serial communication protocol

If is send it 1F 2F 3F FF \n in endless loop (I defined LF to be the terminator) then it sends shows me the a huge block of dat...

1 year ago | 0 answers | 0

### 0

answersQuestion

sticking together 4 hex bytes question

Hello I have four DECIMAL numer for example 31(1F) 47(2F) 63(3F) FF(255) how using those decimal numbers i get a HEX number of ...

1 year ago | 2 answers | 0

### 2

answersQuestion

LF terminator stops working when sending data

Hello,I have defined the port as following sObject=serial('COM4','BaudRate',115200,'TimeOut',1,'Terminator','LF') sObject.Byte...

1 year ago | 0 answers | 0

### 0

answersQuestion

fscanf of live stream question

Hello I have written the following code for counting how much '\n' chars we have so far. i assume fscanf holds the char recieve...

1 year ago | 0 answers | 0

### 0

answersQuestion

serial communication shows huge batch istead of steady small bursts

Hello i am sending threw my microcontroller to MATALB 4 uint8_t variables 0x2F,0x06,0x8F,0x3F and for signalling the end of th...

1 year ago | 1 answer | 0

### 1

answerQuestion

coverting string to ascii value in Matlab

Hello the letter 'a' is 61 why in matlab i get NAN?

1 year ago | 1 answer | 0

### 1

answerQuestion

Matlab having problem interpreting streamed string into numbers.

Hello , i am sending 0x61 over and over which is the letter 'a' to matlab as shown bellow. But when i want to convert the recie...

1 year ago | 1 answer | 0

### 1

answerQuestion

How to catch UART Live data in Matlab

I have built a mechanism for sending the letter 'O' every few seconds. After that I catch the recieved Data with fgets in MATLAB...

1 year ago | 0 answers | 0

### 0

answersQuestion

Live data recieving as alternative to fgets command

Hello,i am using fgets command to manually get what was recieved from UART i get a result after 10 seconds is there a way in ma...

1 year ago | 0 answers | 0

### 0

answersQuestion

matlab UART communication with FTDI c232HD cable problem

Hello ,before coding in Matlab i tried to test the connection with the UART cable with COMM software In the device manager it s...

1 year ago | 0 answers | 0

### 0

answersQuestion

Matlab simulink components not conecting problem

Hello , I tried to connect those three components together the resistor is from powerlib/Elements/Series RLC Branch. The Opamp...

1 year ago | 0 answers | 0

### 0

answersQuestion

simscape noise on scope display

Hello , i have tried to display my DC with noise signal into a scope using PS-simulink converter but as you can see bellow. its...

1 year ago | 0 answers | 0

### 0

answersQuestion

noise voltage source in simulink

Hello, from the manual shown bellow i have tried to look for the Vn component where i could get the following menu of noise volt...

1 year ago | 0 answers | 0

### 0

answersQuestion

resistor with random variable number not working

Hello i have many simulink blocksets, i have tried to put rf blockset in order to build a ressistor with random value in it as ...

1 year ago | 1 answer | 0

### 1

answerQuestion

ressistors with small random offset in SIMULINK

Hello , I want to have 10 resistors with a littles offset in resistance by random number arounk 1kohm i have itried to use matl...

1 year ago | 2 answers | 0

### 2

answersQuestion

debugging within built in matlab function

Hello , I want to see how my data being proccessed with polyfit function given my input vectors. breaking point can only be put...

1 year ago | 1 answer | 0

### 1

answerQuestion

interp1 function error

Hello i have made an interpolation of a descrete CSV file which is attached and turned it into continues function using interp1....

1 year ago | 1 answer | 0

### 1

answerQuestion

regular function integration failure

Hello, i have two functions .The first called "fun" (purple in the plot) is integrated great and i get a precise result of 43 fr...

1 year ago | 1 answer | 0

### 1

answerQuestion

multiplication of functions integration problem

Hello,i have two functions "fun" and "coef_fun" "coef_fun" was created with interpolation of the attached CSV and it looks lik...

1 year ago | 1 answer | 0

### 1

answerQuestion

unique function usage at interp1 interpolation

Hello, i have imported 2D data from the attached CSV as x_data and y_data. i have used interp1 function as shown bellow to inte...

1 year ago | 2 answers | 0

### 2

answersQuestion

integral with vectoric varying coeficient

Hello , i have a basic function exp(-x.^2).*log(x).^2 which i integrate in a certain interval. i want to multiply my basic f...

1 year ago | 2 answers | 0