What is Altera's recommendation for configuring unused I/O pins? - What is Altera's recommendation for configuring unused I/O pins? Description To determine the recommended unused I/O pin configuration refer to the Quartus® II software default setting for "unused pins". Check Quartus II software -> assignments -> settings -> devices -> unused pins. There is a drop down list with the available options for the selected device family. Confirm that the device wide option does not conflict with the board level connections. You can refer to the Pin Connection Guidelines to review board level connection recommendations for specific pins when unused in your design. Related Articles Can I connect unused I/O pins to VCC or ground via a 0 Ohm resistor? Do unused pins reserved as output driving ground need to be connected to a ground pin on the board? Custom Fields values: ['novalue'] Troubleshooting novalue False ['novalue'] ['novalue'] novalue novalue ['Programmable Logic Devices'] ['novalue'] ['novalue'] ['novalue']