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Altera_Forum
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10 years ago

Cyclone IV unused input in 3.3V bank tied to +1.2V

We're using the Cyclone IV EP4CE15 device in a 256-pin package. This package allows migration to the next larger device (EP4CE22), but the larger device has more VCCINT and GND pins. This requires ty...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
10 years ago

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Using SignalTap to snoop those pins is a great idea. And I love the power drill trick.

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It was a matter of the nearest RFI "test equipment" on hand ... :)

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Sounds like you've been doing this stuff for a while, Dave. Thanks for the ideas!

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I have had the "pleasure" of solving my own mistakes for a while :)

Solving problems is actually the fun part of engineering. If everything just worked, then clearly you're not doing anything challenging! I'm sure "consulting" has its fair share of problem solving :)

Cheers,

Dave