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Altera_Forum's avatar
Altera_Forum
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17 years ago

Cyclone III Dedicated clock inputs during configuration

Hi All: We have a question about the state of Dedicated Clock Inputs during configuration on Cyclone III devices. The handbook says that the "Programable Pull-up Resistors" are not avai...
Altera_Forum's avatar
Altera_Forum
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17 years ago

I'm pretty sure it means they don't physically exist, and therefore there is no way for them to have a pullup during configuration. If you're not using the dedicated clock input, you're supposed to tie it off(directly high or low, or a pull-up/down).