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Altera_Forum
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12 years ago

Why it wants mofr M9K blocks

Cyclone 3 - device has 66 M9K blocks. I set up 16384x36 memory chunk. It is 589824 bits, with device having 608256 bits. However quartus says it is too much, and says device needs to have 72 blo...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
12 years ago

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It depends on the dual-port mode you are using - see pages 43-46.

http://www.altera.com/literature/hb/cyc3/cyclone3_handbook.pdf

Based on the error message, I'd guess you were trying to use true dual-port mode.

Cheers,

Dave

--- Quote End ---

Not sure... Seems to be simple mode. BB file shows

module scope_mem (

clock,

data,

rdaddress,

wraddress,

wren,

q);