What do column and row I/O banks refer to in Altera devices? - What do column and row I/O banks refer to in Altera devices? Description Column I/O banks refer to the top and bottom I/O banks (also referred to as vertical) and row I/O banks refer to side (left and right, or horizontal) I/O banks in Altera® devices. You can refer to each device handbook for figures showing I/O bank location. Custom Fields values: ['novalue'] Troubleshooting novalue False ['novalue'] ['novalue'] novalue novalue ['Programmable Logic Devices'] ['novalue'] ['novalue'] ['novalue']