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Altera_Forum
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18 years ago

Megawizard FIFO problem: Write and read request filling FIFO!

Hi, Well this has to be the most bizarre problem I've ever encountered. I've found that the read request signal to the fifo occasionally results in the fifo used counter to be incremented and t...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
18 years ago

Hey Rysc,

Now I can sleep at night! I was curious to as how something as seemingly robust as the FIFOs could malfunction in such a way. I'm grateful, as at the moment I didn't have the time to investigate (project overdue). Its reassuring to know that there was a logical explanation. I think I've learnt a valuable lesson and thats not to discount meta-stability for any problem, and the value of real scope!

Kind regards,

Evan.