William

NASA Marshall Space Flight Ctr

Attivo dal 2013

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Domanda

More overhead in R2014a
I recently upgraded to R2014a from R2013b. It seems to take longer to run the same Simulink model in R2014a than R2013b. Dose ...

circa 11 anni fa | 0 risposte | 0

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Domanda

syntax error using roundn in fcn block
I got a syntax erro message on fcn block when I used roundn(u,3) in my Simulink model. Please advise. Thanks.

circa 11 anni fa | 1 risposta | 0

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Domanda

Sample time error in trigger subsystem & support from user community
I kept getting error on smaple time ([0 0] in my trigger subsystem. I tried to set it to -1 or inf but the option was not enabl...

oltre 11 anni fa | 0 risposte | 0

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Domanda

Incorect output from Merge block sometimes
The output from the Merge block is not producing the data I expected. I've IF ELSE block in the model. Only the data from the ...

oltre 11 anni fa | 0 risposte | 0

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Domanda

Reset counter to non-zero value
Can you strart & rest the countr-limit block to a non-zero value? Thanks.

oltre 11 anni fa | 0 risposte | 0

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Domanda

Check memory usage of Simulink model
How can I check the memory usage of a Simulink model? Thanks.

oltre 11 anni fa | 0 risposte | 3

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Domanda

Use of bus selector
Bus selection take in 2 inputs but generate 2 outputs. Is there any equivalent but only generate one output? I would like to ...

oltre 11 anni fa | 1 risposta | 0

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Domanda

Convert to float/double from Relational Block
I am using "Relational Blcok" to compare to output data (double). Can I output or use the "Data Convert" block to output the sa...

oltre 11 anni fa | 0 risposte | 0

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Domanda

Insert table in 1-d lookup table
Is there any good examples of using 1-d lookup table? I wnat to insert an external table into this block in my model. Thanks.

oltre 11 anni fa | 0 risposte | 0

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Risposto
Error in Using set_param
I still got error: "Invalid setting in Constant block 'Constant' for parameter 'Value'. 'x' is in the place of the 'constant' ...

oltre 11 anni fa | 0

| accettato

Domanda

Error in Using set_param
I've not been able to set the consant in the "constant" block. I used: set_param('dummy/Constant','x',50) but kept getting ero...

oltre 11 anni fa | 2 risposte | 0

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Domanda

Stop Ramp function before simulation time expires
As far as I understand, the value of a Ramp block will keep increasing (or dereasing) depending on the slope. Can you stop the...

oltre 11 anni fa | 1 risposta | 0

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Domanda

Make some lines invisible in Time Scope
I attached a PDF format of a Time Scope plot. Is there anyway you can make the data not to be plotted out during the simulation...

oltre 11 anni fa | 0 risposte | 0

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Domanda

Output as array in Matlab Fctn block
Does anyone know how to create function with array output in a Matlab Fctn block? I assume you could manupulate the edit data i...

oltre 11 anni fa | 0 risposte | 0

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Domanda

Reset value of Ramp block to be used in Matlab Fctn block
Can the initial value of the Ramp block to be reset to its initial value when it reaches certain value (ex: it starts at 2 & ca...

oltre 11 anni fa | 2 risposte | 0

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Domanda

Exmple of implementing C code in Simulink
Could someone provide me an example for using C code in Simulink? Thanks.

oltre 11 anni fa | 1 risposta | 0

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Domanda

Infinite loop in Matlab Fctn Block
Why did I run into infinite loop (see coode below)? Also, I tried to stop the simulation by clicking on the stop button on the ...

oltre 11 anni fa | 1 risposta | 0

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Domanda

Stop simulation in Matlab Fctn block
How can I stop simulation inside the ML Fctn block before it reach the end of the simulation time? Thanks.

oltre 11 anni fa | 2 risposte | 0

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Domanda

Set initial value in Matlab Function block
How can I set the initial value for UP? UPI is my initial value input to the block. How can I make sure UP will accepts thhs...

oltre 11 anni fa | 2 risposte | 0

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Domanda

About "Matlab Fctn" block
I included a for loop in the ML Fctn block. function [xtest] x=(k) for i=1:10 x=i if (i>5) x=k else x=i ...

oltre 11 anni fa | 1 risposta | 0

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Domanda

Enter input value interactively in Matlab
I would like to be able to enter a value interactively in Matlab. However, I am also using the "Matlab Function" block in my Si...

oltre 11 anni fa | 1 risposta | 0

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Domanda

About support I have received so far
To be honest, I am disappointed with this user community forum. I posted 2 questions in last 2 days & I think they are simple q...

oltre 11 anni fa | 2 risposte | 0

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Domanda

Generate elapsed time in Simulink model
The following commands is to generate elapsed time in Matlab: tic; t=sim('model'); toc Is there a block in Simulink to do th...

oltre 11 anni fa | 1 risposta | 0

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Domanda

Block for Matlab function in Simulink
I got the error when I ran this model. The error is on variable UL in the Matlab function block. Any suggestion? Thanks.

oltre 11 anni fa | 0 risposte | 0

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Domanda

Ramp function in Matlab
I know there is a block for ramp function in Simulink. Is there a similar function in Matlab instead of using for loop?

oltre 11 anni fa | 1 risposta | 0

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Risposto
Block in Simulink to indicate on-off state of a valve
I used this block before. I want to include a block which indicates the state of the valve if the pressure exceeds certain lim...

oltre 11 anni fa | 0

Domanda

Block in Simulink to indicate on-off state of a valve
Hi, this question should be simple for experience Simulink user. I want to create a Simulink model for a simple controller. Th...

oltre 11 anni fa | 2 risposte | 0

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Embeded existing C code in a Simulink model
One more question: The C code example in the manual has a function ("doubleIt") & returns one output. The C code I want to imp...

quasi 12 anni fa | 0

Risposto
Embeded existing C code in a Simulink model
The example for Legacy Code tool only applied to one input & one output from the C code. Can we specify multiple inputs & outpu...

quasi 12 anni fa | 0

Risposto
Embeded existing C code in a Simulink model
Is there any tool in Simulink libray you can embed the C code w/o using Matlab?

quasi 12 anni fa | 0

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