Risposto
fiaccel set fi numeric type based on input
When using MATLAB Code with MATLAB Coder, MATLAB Function Block, or fiaccel, the numeric type of a variable is not allowed to ch...

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INHERIT VIA BACKPROPAGATION MEANS
Inherit via Back Propagation The purpose of the setting Inherit via Back Propagation is for a block have its output data type ...

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Changing significant digits of constant block
The constant block is showing the text that is entered for the parameter, and is not showing the evaluated numeric value. You do...

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Why does fi signed plus unsigned produce needless range bits?
The behavior observed when adding signed and unsigned inputs is currently a limitation in Fixed-Point Designer. The sum output d...

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How to create FMU source code for Linux 64 in windows with LONG_MAX set to 64 bit
Simpler need If you're goal is just to have the size of long defined as 32-bits in the generated code, then you can change the ...

oltre un anno fa | 0

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Simulink Counter counts random numbers (not by order)
If you have not already done so, try using the Simulink debugger. Instead of clicking the Run icon on the toolstrip, click the ...

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Simulink Counter counts random numbers (not by order)
Check the sample times of the blocks being used. One hunch is that your are running the blocks in continuous-time. And, the Sc...

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Tapped delay with Number of delays parameter of datatype "Single"
I believe the block currently requires that the MATLAB code entered in the edit box for parameter "Number of delays" to ev...

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overflow detected due to mux signal
To understand why overflow is not reported for the scalar case you described, my suggestion is to Turn on show port data type ...

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overflow detected due to mux signal
Hi, The branches leading to the inputs of the switch block will normally all get evaluated in simulation even though the result...

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This assignment writes a 'int16' value into a 'double' type.
My guess is you are using this code in a situation that explicitly or implicitly requires generation to C/C++ code such as ...

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Usage of Switch block according to the MAAB guidelines
To satisfy the MAAB guideline, drop in a relational operator block and a constant just prior to the switch block's middle input....

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How quantization is impletemented in matlab ( by quantization i mean either the conversion from floating point format to fixed point or the conversion from fixedpoint q-format to an other fixed point format)
Yes, Fixed-Point Designer product makes it easy to handle fixed-point in MATLAB and Simulink. will make it easy to handle fixed...

oltre un anno fa | 0

Risposto
Binary Point scaling Vs Slope Bias scaling
Slope and Bias Scaling can Maximize Accuracy Per Bit The key motivation for Slope and Bias scaling is maximize accuracy per bit...

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I need fixed point calculation in brief for fixdt(0/1,wl,slope,bias) defination?
Fixed-Point Scaling Equation The Fixed-Point Scaling Equation is described at this link. real_world_value = (slope * sto...

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Transition not executed despite true condition
@Scherer Gábor Hi, I did a quick spot check of the functionality I've attached a model showing transitions based on relation...

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Integrator block: Deriving velocity from acceleration
Let me describe a systematic way to get from Your knowledge of the physical equations describing your system to Si...

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Accelerating the compilation time of optimisation problem
You can get dramatic speed-ups across multiple simulation by using Simulink's Fast Restart and several related features. See thi...

oltre un anno fa | 1

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Obtain variable name in TLC
Consider doing it in two parts bytes = LibBlockInputSignalWidth(0) * sizeof( LibBlockInputSignal(0, "", "", 0) )

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Hold multiple values in a signal
These ideas may get you moving forward. 1) In Simulink (unlike MATLAB) signals have fixed maximum lengths and most commonly th...

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how to find the minimum resolution for controller output signal ?
Minimum resolution could mean multiple things. My guess is you want to do a rough what-if-analysis to determine how coarsely yo...

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How do i get the slope of a running simulink file?
Look at the Discrete Derivative block.

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Programmatically get propagated datatype of a block
Hi, The attached function provides an example of how to use Simulink API's to get data type information from signals and run-ti...

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How to use Convolution in Simulink?
You can quickly model this BEHAVIOR using the two Tapped Delay blocks one Dot Product block I emphasized BEHAVIO...

quasi 2 anni fa | 1

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Data Type Conversion in simulink
To explore the impact of output data type specification rounding mode specification integer overflow handling specification...

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How to delay a signal arbitrarily without using a Delay block　in Simulink
Open Simulink Library Browser search on the term: Delay You will see many blocks that provide different delay capabilities. ...

quasi 2 anni fa | 0

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How can I create an S-Function with dynamically typed inputs that support uint64 in Simulink
S-Functions work with features that utilize code generation in a variety of ways. The way I'm familiar with to get the fullest ...

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How can I create an S-Function with dynamically typed inputs that support uint64 in Simulink
Hi Daniel, Providing one extra argument -lfixedpoint when mex'ing your SFunction should solve the linker issue. An examp...

quasi 2 anni fa | 0

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Matlab 2018b Simulink does not recognise the input/output of datatype uint64
Way back in the "dark ages" of the 1990s, 64-bit integer were not main stream integer types like 8-bit, 16-bit, and 32-bit were....

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How can I get a sum of elements over a specified sample period in simulink?
For the case you described, a known fixed sample time (1ms in your case) and a know fixed time window (32ms in your case) to ave...

quasi 2 anni fa | 0