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Altera_Forum
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21 years ago

Accessing on chip memory

I recently added 1KB of on chip memory and am trying to write to this location without success. There is still external SRAM in our design; however, I'd like to utilize the on chip memory to mini...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
21 years ago

Note that if you use bit-31 then you need to mark your data volatile as otherwise the compiler will optimise it out.

It knows that IORD/IOWR are special so will not optimise these out, even when they appear to do something.