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I am trying to make a s-function in my simulation. it consists of a c program. I have put this c program in matlab folder.But the simulation shows error and says that such a c program does not exist. s function does not allow us to specify the path name
Hmm... if you are writing an S-function by hand, then you should be able to add your other source files when you build it >...

14 years 前 | 0

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Convolution using Embedded MATLAB Function Block in simulink
To do this, somewhere in your model you need to have a block that maintains the previous values of the sampled input (the convol...

14 years 前 | 1

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How to set multiple ports for a step input block
I believe you can use a single Step block, and then for the various parameters (such as the Final Value parameter) you can set a...

14 years 前 | 1

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mirrored axes labels with imagesc
Are you referring to the y-axis being in reverse direction? If so, you can set it back... a = rand(5,5) a(3,3) = NaN ...

14 years 前 | 0

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text into matrix cell
My solution would involve meshgrid and some fancy arrayfun action (though you could easily replace arrayfun with a for loop) ...

14 years 前 | 0

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for loop query
Reshape and fliplr will help you here: m = 3; c = [40,39,36,30,22,21,1,2,3,4,5,6] result = reshape(c,m,[])' result...

14 years 前 | 1

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convert to text
I think your step creating e should be E = reshape(D,8,[])' The way you have it now does not properly reorder the string...

14 years 前 | 0

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ftp connection
I get the same behavior you get. This works for me though... f=ftp('tgftp.nws.noaa.gov'); cd(f,'data/observations/metar...

14 years 前 | 1

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coordinates of pixels in a contour plot
I would just bypass the contour altogether. It seems that you essentially want to find the points where (Am1_r == 0) & (Am2_r...

14 years 前 | 0

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Simscape Pneumatic Orifice Problem
I am no expert in pneumatics (I had to make sure I was spelling it right when I typed it just now) but I have a thought. The ...

14 years 前 | 1

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changing the style in a loop with hold all...
Ok I understand your remark about it "feeling wrong" so please don't hate me for suggesting this... However, a little-known tri...

14 years 前 | 2

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Removing a block and making connections
I've run into this before. My solution was to find port handles and reconnect. I'm not sure if there is an easier way. Here...

14 years 前 | 2

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已解决

Column Removal
Remove the nth column from input matrix A and return the resulting matrix in output B. So if A = [1 2 3; 4 5 6]; and ...

14 years 前

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Select every other element of a vector
Write a function which returns every other element of the vector passed in. That is, it returns the all odd-numbered elements, s...

14 years 前

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Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...

14 years 前

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Setting priority to data store read/write blocks
A couple general comments for you - If you really are just using Data Stores to avoid drawing signal lines, you'd probably be...

15 years 前 | 0

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simulink components names from vector of strings
Sounds like you just need some string concatenation... for i = 1:length(vector) block2AddSrc = ['library/' vector{i}...

15 years 前 | 0

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Stateflow question: transitions evaluated before state is executed
Hi Iban, I believe that is actually the default behavior. Generally, outer transitions (ones on the super states) are tested...

15 years 前 | 0

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3d representation of GPS coordinates
Hmmm... does stem3 help? t = 0:0.01:pi; x = sin(t); y = cos(t); z = t; stem3(x,y,z)

15 years 前 | 0

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how do I write the intergration part of an equation into matlab
I would start by simplifying the problem a bit. *Step 1 - for a fixed x1,x2, how could I calculate the integral?* For this, yo...

15 years 前 | 2

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3D interpolation Help with
I always find this stuff cool for some reason. Anyway, TriScatteredInterp might help you X=[245 135 356 356 135 245 450 24...

15 years 前 | 2

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matrix array
Would reshape followed by transpose do the trick.... %Create data array data = [12 0 8 0 4 0 1 0 5 0 9 0 3 0 1 0 10 0 12...

15 years 前 | 0

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Multiple date and time formats in .txt files
I'm going to assume you have a cell array of strings of different formats. Could you define some criterion of being able to det...

15 years 前 | 0

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pushbutton coloring problem
Sounds like a bug. I would report it using the "Contact Support" button here: <http://www.mathworks.com/support/?s_cid=globa...

15 years 前 | 0

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What is the best way to execute a Simulink model step-by-step (interactively) from Matlab
Forgive the basic question, but why can't you just set the simulation inputs to change at desired points in the simulation? F...

15 years 前 | 0

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replacing multiple lines with multiple lines in ascii file
Can you read the whole file in and then just replace the strings? wholeFile = fileread('myFile.txt'); newStr = 'This is ...

15 years 前 | 1

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multiple subplots in a figure
Similar question: <http://www.mathworks.com/matlabcentral/answers/6481-strange-behavior-bug-with-subplot-and-setting-outerposit...

15 years 前 | 0

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Unable to troubleshoot this error message
I'm not sure, but should [Z,Y]=RK4(-0.5e-8, [0.1;0.5], 20e-100, 50, @(Z,Y) prob5partb(z,y,n)); really be [Z,Y]=RK4...

15 years 前 | 0

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Increase the speed of the program
I may be missing something, but a general thought... Try replacing all those calls to dlmread with the textscan function. ...

15 years 前 | 0

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Nested Structures using Custom Storage Classes RTW EC
Can you be more specific as to how nested bus objects is limiting for you? Most people I've encountered achieve nested struct...

15 years 前 | 1