Forum Discussion

Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
16 years ago

How Much Can The Code Be Compressed?

Hi Everybody, I use ep3c25e144c8 cycloneIII fpga in my project and i use epcs16 for its configuration. in the handbook of epcs16, it is written that epcs4 can be enough for EP3C25xx fpga w...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
16 years ago

EPC3CS25 image fit's into EPCS4 if it can be compressed to below about 65 %. That's most likely the case with many designs, but can't be guaranteed. You have to decide based on your empirical design parameters. If you want to keep an option to use any possible image in later updates, you must provide EPCS16. Apart from this point, there's no advantage in using a larger memory or no compression. That's the whole story.