Custom on block design

Config IP

1. Double-click the wanted IP
2. Go to IP Configuration page
3. Check input/output mode and change GPIO width

Config processor

1. Change I/O std

Mapping address

1. Open elaborated design (in flow navigator)
2. Go to I/O ports (in console)
3. Enter package pin and change I/O std which can be found in the board’s user guide

Constraints

1. Check if there is constraint .xdc