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Altera_Forum
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12 years ago

Quartus sythesizes double the on-chip memory bits

Hello, I'm testing out how to code and simulate the on-chip memory usage, which is working well. However I've noticed in the Flow Summary window after compiling, it's using double the memory ...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
12 years ago

Your "mem_test" module references signals "address" and "wren" which you have not defined anywhere.

Fix those problems and try again.

If you are still confused about what is happening, check the report Fitter->Resource Section->RAM Summary and see what it thinks it's doing for you.