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Altera_Forum's avatar
Altera_Forum
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8 years ago

Questions regarding EPCQ256

Hello, I'm currently using the epcq 256 as general purpose memory and also flashing it with a .jic file. My concern was that the sectors that I am using for general purpose memory could be over...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
8 years ago

When using a jic file the design programmed into your FPGA and the Quartus programmer together are clever enough to only erase and overwrite the sectors required. So, providing your general purpose memory is beyond the last sector required by your configuration stream you can be sure your user data will not be overwritten. Just be careful if you're using a compressed configuration stream as its size will vary.

Cheers,

Alex