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Type: Posts; User: FlyingDutch

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1. ## Thread: Solve Equations Verilog

by FlyingDutch
Replies
11
Views
547

### Closed: Re: Solve Equations Verilog

Sorry,

I did a mistake, some kind of brain fade :lol:

regards
2. ## Thread: Solve Equations Verilog

by FlyingDutch
Replies
11
Views
547

### Closed: Re: Solve Equations Verilog

[QUOTE=FlyingDutch;1668043]

BTW: this equotation is contrary and has not solutions ! Substitute 1 for a variable and check it yourself.

See: 1^7-2*1^5-1^2 = -1
1-2-1 =-1
-2=-1 -> equotqtions...
3. ## Thread: Solve Equations Verilog

by FlyingDutch
Replies
11
Views
547

### Closed: Re: Solve Equations Verilog

Hello,

maybe first famiiarize yourself with one of methods for approximation solving of nonlinear equations - for example Nwewton's method. See links:
...
4. ## Thread: fastest multiplication alghorithms

by FlyingDutch
Replies
13
Views
684

### Closed: Re: fastest multiplication alghorithms

Hello,

i agree with @KlausST. If you are looking for theoretical information see links to these algorithms:

https://en.wikipedia.org/wiki/Karatsuba_algorithm
...
5. ## Thread: fastest multiplication alghorithms

by FlyingDutch
Replies
13
Views
684

### Closed: Re: fastest multiplication alghorithms

Hello,

what datatype do you mean ?

Regards
6. ## Thread: QMTECH Xilinx FPGA Artix7 Artix-7 Development Board

by FlyingDutch
Replies
5
Views
407

### Closed: Re: QMTECH Xilinx FPGA Artix7 Artix-7 Development Board

Hello,

this is unfortunately true and I am afraid of such taxes :|

Thanks for opinion and regards
7. ## Thread: What is the best way to interface MCU (STM32F4 series) with FPGA board (Artix-7)

by FlyingDutch
Replies
8
Views
464

### Closed: Re: What is the best way to interface MCU (STM32F4 series) with FPGA board (Artix-7)

Hello @KlausST,

now I can say you more about assumptions to my design. I find in Xilinx Vivado free IPCore with FPU module implementation. This implementation is using DSP slices and I suspect it...
8. ## Thread: What is the best way to interface MCU (STM32F4 series) with FPGA board (Artix-7)

by FlyingDutch
Replies
8
Views
464

### Closed: Re: What is the best way to interface MCU (STM32F4 series) with FPGA board (Artix-7)

"Really huge" means in this case up to few millions. The first dimension of tensor is usually the number of samples used to training "artificial neural network". of course vector coprocessor will be...
9. ## Thread: What is the best way to interface MCU (STM32F4 series) with FPGA board (Artix-7)

by FlyingDutch
Replies
8
Views
464

### Closed: Re: What is the best way to interface MCU (STM32F4 series) with FPGA board (Artix-7)

Hello Klaus,

related to 1) Yes you are right. There be many instances of 16 bit floating-point units (only two operations: multiplying and adding). Them will be used in module for making...
10. ## Thread: What is the best way to interface MCU (STM32F4 series) with FPGA board (Artix-7)

by FlyingDutch
Replies
8
Views
464

### Closed: Re: What is the best way to interface MCU (STM32F4 series) with FPGA board (Artix-7)

I am working on some kind of vector floating-point coprocessor. I would like to use it for multiplying and adding matrixes with floating-point numbers. Yes I am aware that FPU for floating-point...
11. ## Thread: What is the best way to interface MCU (STM32F4 series) with FPGA board (Artix-7)

by FlyingDutch
Replies
8
Views
464

### Closed: What is the best way to interface MCU (STM32F4 series) with FPGA board (Artix-7)

Hello,

I am looking for best way (in sense of speed and simplicity) how to connect STM32 MCU to FPGA board (Artix-7). The comunication must be two-directional. I am experimenting with some kind of...
12. ## Thread: QMTECH Xilinx FPGA Artix7 Artix-7 Development Board

by FlyingDutch
Replies
5
Views
407

### Closed: Re: QMTECH Xilinx FPGA Artix7 Artix-7 Development Board

Hello,

could you please expand on this? What is wrong with them to stop you from buying much advanced products?

Thanks and Regards
13. ## Thread: QMTECH Xilinx FPGA Artix7 Artix-7 Development Board

by FlyingDutch
Replies
5
Views
407

### Closed: QMTECH Xilinx FPGA Artix7 Artix-7 Development Board

Hello Guys,

I would like to ask for opinion. For some time I am looking for cheap FPGA board with big number of "logic cells" and "DSP blocks". I do not need very high clock frequency and super...
14. ## Thread: FPGA stratix III vs Artix 7 vs kintex 7, which one is faster?

by FlyingDutch
Replies
5
Views
414

### Closed: Re: FPGA stratix III vs Artix 7 vs kintex 7, which one is faster?

Hello,

it is impossible to answert such question. If you don't specify type of operations - I am citating:

You list three diferent families of FPGA's from two different vendors (them differ...
15. ## Thread: FPGA stratix III vs Artix 7 vs kintex 7, which one is faster?

by FlyingDutch
Replies
5
Views
414

### Closed: Re: FPGA stratix III vs Artix 7 vs kintex 7, which one is faster?

Hello,

as far as I understood you correctly - you waana design a matrix multiplier (2 dimensional arrays). You don't give many important assumptuions related to your design. We don't know how big...
16. ## Thread: Safety Critical/Certified Linux?

by FlyingDutch
Replies
1
Views
804

### Closed: Re: Safety Critical/Certified Linux?

Hello,

I am not expert in this subject, just find some information on the web. Maybe it could be anchor point for your research ;)

See this document:
...
17. ## Thread: Running .elf file on ubuntu platform, Zynq Board

by FlyingDutch
Replies
2
Views
888

### Closed: Re: Running .elf file on ubuntu platform, Zynq Board

Hello,

you can transfer file by using "WinScp "application (it uses ssh connection to the Zynq board - which you used with TeraTerm). Here is link to their website:
...
18. ## Thread: Data Transfer over long rwisted pair cable

by FlyingDutch
Replies
15
Views
1,304

### Closed: Re: Data Transfer over long twisted pair cable

Hello,

I would like to relate to your opinions:

1) It is possible (in real environment) to achieve bit rate 12 Mbit/s on "CAN FD". I agree that it is not possible for such long distance.

2)...
19. ## Thread: instruction set translator

by FlyingDutch
Replies
9
Views
571

### Closed: Re: instruction set translator

Hello,
yes you are right :). The assumption to emulate more complicated CPU on smaller and simpler one is bad choice. But you can see how things are done in such examples.

Best regards
20. ## Thread: instruction set translator

by FlyingDutch
Replies
9
Views
571

### Closed: Re: instruction set translator

Hello,

here you are few links to existing 8086 CPU emulators:

https://github.com/TheFox/i8086emu

https://codegolf.stackexchange.com/questions/4732/emulate-an-intel-8086-cpu
...
21. ## Thread: Using Arduino-Compatible SMD Microcontrollers in Custom PCB Designs

by FlyingDutch
Replies
4
Views
373

### Closed: Re: Using Arduino-Compatible SMD Microcontrollers in Custom PCB Designs

Hello,

you can use STM32 MCUs in arduino IDE. See these links:

https://github.com/stm32duino/wiki/wiki/Getting-Started
...
22. ## Thread: Has anybody tried to run Keras or "Tensor flow" on FPGAs ?

by FlyingDutch
Replies
1
Views
388

### Closed: Re: Has anybody tried to run Keras or "Tensor flow" on FPGAs ?

Hello,

I found this project:

https://opencores.org/projects/keras_to_fpga

, but this doesn't look to be finished/completed, and rather is only runtime for running ANN from Keras not tool for...
23. ## Thread: Has anybody tried to run Keras or "Tensor flow" on FPGAs ?

by FlyingDutch
Replies
1
Views
388

### Closed: Has anybody tried to run Keras or "Tensor flow" on FPGAs ?

Hello,

as in title "Has anybody tried to run Keras or "Tensor flow" frameworks on FPGAs. I don't ask for runing trained ANN on FPGAs, but I rather asking about running neural networks in training...
24. ## Thread: Data Transfer over long rwisted pair cable

by FlyingDutch
Replies
15
Views
1,304

### Closed: Re: Data Transfer over long twisted pair cable

Hello,

what about "CAN FD" (the newest CAN standard). It has max. data transfer rate close to your requirements (8Mbps). I am using "CAN FD" in my newest project based on STM32MP157A MCU and it...
25. ## Thread: Sine function generator (VHDL)

by FlyingDutch
Replies
6
Views
874

### Closed: New trends in High-End FPGAs - EEJournal arti8cle

Hello Guys,

I am just reading article from EEJournal titled "High-End FPGA Showdown – Part 1 A Tale of Three Cities". Here is link to this article:
...
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