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logi-wishbone infos and ucf file #24

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pentesgeorge opened this issue Jul 11, 2017 · 5 comments
Open

logi-wishbone infos and ucf file #24

pentesgeorge opened this issue Jul 11, 2017 · 5 comments

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@pentesgeorge
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Hello all,
I am new on LogiBone so i am trying the examples. I want to study wishbone communication.
I tried the wishbone project from the LogiBone and it worked.

Now i am trying to create the .bit file from the logibone-wishbone.xise.
When i opened the project it was asking for gpmc2wishbone - gpmc_wishbone_wrapper. I found the file in logi-hard-master.
The project now makes the .bit file but in my LogiBone the Led does not operates as in the predefined example.

My question is (i am sorry if it is a silly question) there is no .ucf file in the project. Do i have to include a .ucf file?
I tried with different .ucf files from the logi-hard-master folder but when i try to compile the project i get these errors:

  1. The specified design element actually exists in the original design.
  2. The specified object is spelled correctly in the constraint source file.

Also i want to ask which the max speed that i can get data at the BeagleBoneBlack from the LogiBone through wishbone?

Thank you very much,
George

@jpiat
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jpiat commented Jul 11, 2017 via email

@pentesgeorge
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pentesgeorge commented Jul 11, 2017 via email

@pentesgeorge
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Hello,
from the history of the logi-wishbone files i took this ucf: "adding r1 ucf file to project" and it worked! :)

Now i will go deeper on wishbone as i want to store data from fpga.
The max speed of my input in FPGA will be 30MB/sec. Is it possible?

As i read on discussions and projects-wiki i suppose that i have to setup wishbone in burst mode.
Is this write?

Thank you,
George

@jpiat
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jpiat commented Jul 12, 2017 via email

@pentesgeorge
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Hello,
i attach a txt file with the errors, maybe it is better for you.

Thank you,
George

errors.txt

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