fima v
Last seen: 1 day ago
116 total contributions since 2017
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Awarded to fima v on 25 Feb 2020
Question
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...
21 days 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...
2 months 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...
3 months 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...
3 months 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 ...
3 months 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...
3 months 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...
3 months 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...
3 months 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?
3 months 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...
3 months 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...
6 months 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...
6 months 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...
7 months 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...
8 months 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...
8 months 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...
8 months 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 ...
8 months 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...
8 months 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...
9 months 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....
9 months 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...
9 months 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...
9 months 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...
9 months 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...
9 months ago | 2 answers | 0
2
answersQuestion
for loop of vector
Hello, i have a function shown bellow called fun, i want to sample it in a 10.^-6 - 20*10.^-6 interval with 1000 samples as sho...
9 months ago | 1 answer | 0
1
answerQuestion
rftoobox gain stability plots on smithchart
Hello, i have the following S2P file shown bellow,i found realy not enough examples for implementing rftoolbox avalible gain cir...
9 months ago | 0 answers | 0
0
answersQuestion
creating continues ZOH plot from samples using sinc
Hello, i have an array of dots called y_in created by the code bellow. How using sinc function we create a continues signal of ...
9 months ago | 0 answers | 0
0
answersQuestion
error plotting smithchart by MATLAB manual
Hello i am trying to follow the steps in this manual https://www.mathworks.com/help/rf/examples/designing-matching-networks-par...
9 months ago | 0 answers | 0
0
answersQuestion
touchstone file could not be processed in matlab
Hello , I have created a touchstone in cadence virtuoso of two port system(i have renamed it in txt so i could upload it here) b...
9 months ago | 1 answer | 0
1
answerQuestion
converting csv file into s2p
Hello , I have a csv file representing s11 s21 s12 s22 S-param's i have extracted from cadence virtuoso simulator. each s-param...
9 months ago | 0 answers | 1
0
answers
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