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Altera_Forum's avatar
Altera_Forum
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12 years ago

EPCS config failing advice needed

Morning folks, I have just created my first FPGA (EP3C10E144C8N)board with a config memory (AT25DF321A-SH-B). Whilst I seem to be able to program the device with the jic and then verify it, th...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
12 years ago

At power on the Cyclone device issues a "Read Silicon ID" (opcode ABh) - Read the EPCS data sheet.

The AT25DF321A data sheet refers to this opcode as "Resume from Deep Power-Down".

Try disabling the Silicon ID check (its in the advanced options when you create the EPCS programming image).

Cheers,

Dave