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Altera_Forum
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17 years ago

Vi and VCCIO

hello, I am just starting designs with Altera devices and I hope my question will be easy to answer. 1. VCCIO is just a supply power for input and output buffers of the device. 2. If ...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
16 years ago

In my case, I would like to have 3,3 V and 2,5 V IO pins.

As I use the NEEK there are at all banks several pins that require 2,5 V. Unfortunately there are flash, ssram, sdram and lcd pins spread on all banks whichrequire these 2,5 V.

As I read in your Multi-IO voltage part of the documents, the input pins might not be the problem but ...

Am I right that it is not possible for me to use the output pins at 3,3 V? I just would like to have 2 pins driven at 3,3 V.

Thank you in advance.