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Altera_Forum
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17 years ago

Preserving sectors in an EPCS

Hello, I need to update the configuration device (EPCS4N) of a Cyclone II FPGA (EP2CF4848N). Sector number 7 was used to store information that is programmed during production. I would like t...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
16 years ago

Right now, I am only writing 8 bytes of data... calibration parameters that let me tune gain and offset of an analog signal after it has been sampled. This only needs to be done when the board is manufactured. If I produce new firmware, it should be loaded in the field without having to recalibrate, a procedure that can only be done in the manufacturing facility.