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I have a two questions.
First,
I use the quartus 18.1 version and run gate level simulation using VWF.
I can see the simulation waveform result but in this waveform the delay isn't considered. The output signal has a 0ns delay.
During simulation log,
The "Error: can't read "FileWatch(filename)": no such element in array" message was shown.
What does this message mean? Can it occur the 0ns delay problem?
Second,
I requested the solutions and source files about lab in this page (Solution Request for Intel® FPGA Academic Program) about 10 days ago.
But I didn't get any response.
Next semester, I will teach the subject using Intel FPGA training kit which
has the Cyclone II and V.
I need the solutions and source files about courses ASAP.
Thanks.
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Hi.
This is a waveform.
The circuit is very simple(Full Adder). The inputs are a, b, cin.
Output s is sum output. But it appears 0 ns delay.
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Hi @Junmo,
i think this is a vwf limitation. I would recommend the users to use the questasim. for Questasim reference video link sharing here.
https://www.youtube.com/watch?v=60-beTWcJSM
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Thanks for your response. I will try it.
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Hi
APAS files access issue requested to IT team from my side. did get any id number or requested mail id to identify you request.
Thanks,
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Hi
I sharing customer support for ASAP issue. pls contact there.
if you don't have any another quire i'll close the case. pls conform me.
https://it.intel.com/#/topic/5457
Thanks,
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I can't access that link. Is that right?
Would you mind checking that link?
And, I got the solutions today morning. But I couldn't solve 0ns delay on Gate level simulation in VWF.
Thanks.
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Yes.
I runned the Gate level simulaion on Quartus II 18.1 version using VWF university program.
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Hi @Junmo ,
I think in your design you are not using CLK. for reference i am sharing full adder VHDL code(i am not good in Verilog HDL, so i sharing VHDL) and simulation output files. Go through bellow attached files.
Thanks,
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Hi,
I think you got solution for your issue. if you don't have any quires I'll close the case. pls respond.
Thanks,
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Hi,
P/S: If you like my comment, feel free to give Kudos. If my comment solved your problem, feel free to accept my comment as solution!
Thanks,

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