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Altera_Forum's avatar
Altera_Forum
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15 years ago

Commodity configuration flash

I've read many threads about using commodity flash devices for Cyclone III configuration and it seems it is possible to use certain devices from Spansion and Atmel instead of EPCS-series in AS mode. ...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
15 years ago

I've used Altera EPCS4, Numonyx M25P40 and Spansion S25FL040 for Cyclone III configuration and they all worked fine for me. They all have the EPCS4 instuction set in common, but Numonyx and Spansion have define some extra instruction. I wouldn't worry about differences in byte or word ordering. That's the same for all mentioned devices.

So if you got it working with an EPCS4, it will work with the others too.

Good luck, Ton