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Last seen: 3 meses ago | Active since 2017

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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...

3 meses ago | 1 answer | 0

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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...

8 meses ago | 0 answers | 0

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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...

8 meses ago | 1 answer | 0

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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 ....

8 meses ago | 2 answers | 0

2

answers

Question

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...

9 meses ago | 0 answers | 0

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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...

11 meses ago | 0 answers | 0

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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...

12 meses ago | 1 answer | 0

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Question

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...

alrededor de 1 año ago | 0 answers | 0

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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...

alrededor de 1 año ago | 0 answers | 0

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Question

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 ...

alrededor de 1 año ago | 2 answers | 0

2

answers

Question

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...

alrededor de 1 año ago | 0 answers | 0

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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...

alrededor de 1 año ago | 0 answers | 0

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Question

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...

alrededor de 1 año ago | 1 answer | 0

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Question

coverting string to ascii value in Matlab
Hello the letter 'a' is 61 why in matlab i get NAN?

alrededor de 1 año ago | 1 answer | 0

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answer

Question

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...

alrededor de 1 año ago | 1 answer | 0

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Question

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...