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Altera_Forum
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15 years ago

Output Pins stuck at VCC or GND (All of them!)

Hello I am using the Altera PCI-compiler MegaCore in 32bit target mode on a Cyclone III EP3C16F484I7. When I simulated my code in ModelSim (Altera edition), it work perfectly. But when I t...
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Altera_Forum
Icon for Honored Contributor rankHonored Contributor
15 years ago

There are several points to check:

- pinout report shows the pin actually connected as intended?

- any warnings during compilation about discarded logic or pins stuck?

- clock and reset signals applied correctly and with expected polarity