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Altera_Forum
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11 years ago

Help setting Cyclone III pins to 3.3V

Hello, I am trying to set two pins on the Cyclone III I'm using (EP3C120F780C7N) to work at 3.3V. I'm developing a custom slave I2C controller and the I2C bus will be 3.3V. I changed the pin ...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
11 years ago

ok well that makes sense. I've attached the schematics for my board. Could you point me to the place in here where the bank voltage for the banks I'm using for the pins above is listed? I don't see the VCCIO setting for pins for N26 and R27.