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Lennart


Beuth University of Applied Sciences

23 total contributions since 2013

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Question


writing bin data to *.dat file
Hey everybody, again I couldn't find the right solution and need your wise counsel ;) I have a binary vector i.e. like th...

1 year ago | 1 Answers | 0

1

answer

Question


Finding small vector in big vector
Hey everybody, I am desperately looking for a function that can find a small vector inside a big vector. Ismember and interes...

1 year ago | 2 Answers | 0

2

answers

Answered
Simulink rips blocks apart after reloading model
I guess I figured it out. There was another block hidden in the area between 0 and -2^15 pixels. I replaced that one in the posi...

1 year ago | 0

| accepted

Question


Simulink rips blocks apart after reloading model
Hi there, I'm facing a little problem with simulink and would like to ask whether this is a bug or whether I'm doing somethi...

1 year ago | 1 Answers | 0

1

answer

Question


Output missing when running Simulink model from script.
Hey everybody, I am currently trying to run a automated simulation by running a simulink model from a matlab script. Everyth...

1 year ago | 1 Answers | 0

1

answer

Question


Building Simulink Modell from Matlab Code
Hi there, I am currently trying to build Simulink models from Matlab code and have some problems with. My main problem is...

1 year ago | 1 Answers | 0

1

answer

Question


fi.sum increases bitlength although fimath is set to KeepMSB
Hi there, I was wondering why the sum function increases the length of my fixed point variable. Here is a little example: ...

1 year ago | 1 Answers | 0

1

answer

Question


Keep sign when using bitsliceget()
Hi there, I want to extract 8 bits from a 16bit fixed point number using bitsliceget(). Unfortunately the result is always an...

1 year ago | 0 Answers | 0

0

answers

Answered
Extracting first 8 bit from fixed point number
There we go. Thank you so much for this. Works perfectly!

1 year ago | 0

Question


Extracting first 8 bit from fixed point number
Hi there, I am currently having trouble with the above mentioned task. Basically, this is what I want to do: x = fi(1300...

1 year ago | 2 Answers | 0

2

answers

Question


sum() doesn't adjust fixpoint wordlength
Hi there, I am currently facing the problem that the sum() function doesn't adjust the word length of my fixpoint variable al...

1 year ago | 0 Answers | 0

0

answers

Question


Converting script using cell arrays to fixed point
Hi there, I am currently trying to convert a script, which is using two further functions from floating point to fixed point...

1 year ago | 0 Answers | 1

0

answers

Question


Beagleboard XM Ubuntu Kernel Sources of Support Package
Hi there, I wanted to upgrade the BBxM with a proper audiocodec while keeping the Matlab support through the support package....

2 years ago | 0 Answers | 0

0

answers

Question


c-code on Beagelboard xM through Simulink
Hi there, as far as I remember you can make a Simulink Block, which contains individual c-code (I guess it was the s-function...

2 years ago | 0 Answers | 0

0

answers

Question


Enable I2C2 on Beagleboard xM
Hi there, I would like to use the I2C2 interace of the Beagleboards xM Expansion Header. I had to realize that this interface...

2 years ago | 0 Answers | 0

0

answers

Question


Writing to DM3730 Registers on the Beagleboard xM
Hi there, I just finished my audiocodec daughterboard for the Beagleboard xM (BBxM) and now would like to set it up with the ...

2 years ago | 0 Answers | 0

0

answers

Answered
HDL FFT Optimized. Valid Out always high
Hi Alireza, I already did create a testbench and took care about the bitreverse order of the output. I simulated it with Xil...

2 years ago | 0

Answered
HDL FFT Optimized. Valid Out always high
Hi Alireza, I hope you're still reading this thread. I tried to keep valid_in high and feed the FFT with a sinusoid signal bu...

2 years ago | 0

Answered
HDL FFT Optimized. Valid Out always high
Alright. Guess I will ground the project then. Probably would be quite helpful if this would have been said in the documentation...

2 years ago | 0

Answered
HDL FFT Optimized. Valid Out always high
Wow ... good to know. What exactly is the bug about? Is it just the valid_out signal or is it the entire FFT? In the Simulink si...

2 years ago | 0

Question


HDL FFT Optimized. Valid Out always high
Hi everybody, I'm currently using the FFT HDL Optimized Block in my project and I wonder why my Valid Out is ALWAYS high. Eve...

2 years ago | 8 Answers | 0

8

answers

Answered
How to access RaspberryPi I2c in Simulink
Hi there, I was wondering whether anyone might know something like the i2cset and i2cget functin for I2S. Is there anything l...

3 years ago | 0

Answered
Program Beagleboard-xM DSP with Simulink
Hey Ryan, I'm a little surprised about your answer, since I actually found a c-file in the project folder, which looks a lot ...

3 years ago | 0