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Altera_Forum
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15 years ago

Write Protection issue on EPCS

Hi, I'm using CyclonIII with standard AS configuration scheme with EPCS64. My project includes writing/reading parameters to/from EPCS Flash memory by NIOS. How can I protect Configurati...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
15 years ago

EPCS flash devices have a block protection feature which helps to prevent unintentional data overwriting. You can select the protected blocks through a 3-bit configuration in status register.

Refer to the EPCS datasheet, page 16 and following.