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Type: Posts; User: FlyingDutch
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2nd December 2019, 17:15
Thread: fastest multiplication alghorithms
by FlyingDutch- Replies
- 13
- Views
- 565
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
... -
2nd December 2019, 14:56
Thread: fastest multiplication alghorithms
by FlyingDutch- Replies
- 13
- Views
- 565
Closed: Re: fastest multiplication alghorithms
Hello,
what datatype do you mean ?
Regards -
2nd December 2019, 14:52
- Replies
- 5
- Views
- 371
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 -
2nd December 2019, 12:46
- Replies
- 8
- Views
- 430
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... -
1st December 2019, 15:45
- Replies
- 8
- Views
- 430
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...
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1st December 2019, 13:44
- Replies
- 8
- Views
- 430
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... -
1st December 2019, 12:59
- Replies
- 8
- Views
- 430
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...
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1st December 2019, 11:56
- Replies
- 8
- Views
- 430
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... -
29th November 2019, 18:00
- Replies
- 5
- Views
- 371
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 -
29th November 2019, 17:30
- Replies
- 5
- Views
- 371
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... -
24th November 2019, 12:03
- Replies
- 5
- Views
- 386
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... -
24th November 2019, 10:22
- Replies
- 5
- Views
- 386
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... -
23rd November 2019, 19:30
Thread: Safety Critical/Certified Linux?
by FlyingDutch- Replies
- 1
- Views
- 729
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:
... -
23rd November 2019, 19:09
- Replies
- 2
- Views
- 791
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:
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16th November 2019, 10:36
- Replies
- 15
- Views
- 1,252
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)... -
16th November 2019, 10:18
Thread: instruction set translator
by FlyingDutch- Replies
- 9
- Views
- 541
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 -
16th November 2019, 09:23
Thread: instruction set translator
by FlyingDutch- Replies
- 9
- Views
- 541
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
... -
14th November 2019, 20:15
- Replies
- 4
- Views
- 365
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
... -
12th November 2019, 13:09
- Replies
- 1
- Views
- 369
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... -
11th November 2019, 19:17
- Replies
- 1
- Views
- 369
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... -
30th October 2019, 15:31
- Replies
- 15
- Views
- 1,252
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... -
5th September 2019, 17:35
Thread: Sine function generator (VHDL)
by FlyingDutch- Replies
- 6
- Views
- 863
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:
... -
11th August 2019, 17:55
Thread: Sine function generator (VHDL)
by FlyingDutch- Replies
- 6
- Views
- 863
Closed: Re: Sine function generator (VHDL)
Hello Klaus,
I don't want to argue width your arguments - I agree with all of them, but on the contrary why not?
What argumenst are against to use floating-point: occupation of FPGA resources... -
11th August 2019, 16:48
Thread: Sine function generator (VHDL)
by FlyingDutch- Replies
- 6
- Views
- 863
Closed: Re: Sine function generator (VHDL)
Hello,
here is next part of this post:
To make sine function generator in VHDL we need two components:
ROM memory width sinus table for one quarter
Compnent which is changing angle 10 bit... -
11th August 2019, 15:33
Thread: Sine function generator (VHDL)
by FlyingDutch- Replies
- 6
- Views
- 863
Closed: Sine function generator (VHDL)
Hello,
I need for resolving Forward/Inverse kinematics problem (in context for robotic arm) to calculate trigonometric functions values. I am going to use in every arm joint quadrature encoders...
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