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Altera_Forum
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11 years ago

Programming HPS pins in Quartus II - Unused HPS Pins

Dear community, On my PCB design, most of the HPS pins are unused - according to the pin connection guidelines, I should either 'Connect unused pins as defined in the Quartus II software' (for ...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
11 years ago

I'm having trouble getting my HPS I/O assignments to do anything. I am trying to change I2C1 from a 3.3V LVTTL to a 3.3V LVCMOS. I enter the assignment into quartus assignment editor. Looking at .fit and .pin reports, it appears like my assignment was honored. However after running Quartus full compilation, there are no changes made to the files in the hps_isw_handoff folder. What am I missing here?