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Altera_Forum
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10 years ago

Trouble with altsyncram on cyclone III

Hello, I'm working on a simple video buffer, using the altsyncram dual port megafunction. Reading the memory works fine, I can display video using a memory initialization file. Writing to memory s...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
10 years ago

I finally fixed it. Some people on freenode IRC helped me out, and as far as I can tell it was a problem with the way my reset logic was written. Maybe it was metastability, along with not having negedge nReset in my sensitivity list for synchronous processes, or a combination of things, I guess I'll never know for sure.