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Altera_Forum
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15 years ago

Trouble programming Cyclone III with USB Blaster (Can't recognize Silicon ID)

I was able to Program/Verify my FPGA many times until my PC crashed this morning while programming. Since then I'm unable to successfully program, erase or verify. I get the following mes...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
15 years ago

Thanks for your input.

After working on this for a couple days, my conclusion is that my EPCS has gone into lock mode when my PC crashed.

My only connection to the EPCS is through my USB Blaster, so I wasn't able to unlock it yet. However, I managed to get another board, where the same *.pof with my USB Blaster cable for the same device seems to be working just fine.