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Agdepusen's avatar
Agdepusen
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7 years ago

CONF_Done, nStatus not fully released (expected 3.3V, is 2V)

Hi, this is probably my 20th Altera board, but this error puzzles me. It's a modification to an existing design which works fine. Power cycling is good. All supplies is present and stable JTAG s...
Agdepusen's avatar
Agdepusen
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7 years ago

After power up it partially releases the nStatus to 2.0V. And no joy with JTAG.

We suspect solder or chip error. Most likely solder since we have two identical boards with same error.

We have manually compared the successful layout with the new one, and they do not differ.