4.4.3. The GPIO Tab
The GPIO tab allows you to interact with all the general purpose user I/O components on your board. You can write to the character LCD, read DIP switch settings, turn LEDs on or off, and detect push button presses.
Figure 17. The GPIO Tab
| Character LCD | Allows you to display text strings on the character LCD on your board. Type text in the text boxes and then click Display. |
| User DIP Switch | Displays the current positions of the switches in the user DIP switch bank (SW2). Change the switches on the board to see the graphical display change accordingly. |
| User LEDs | Displays the current state of the user LEDs for the FPGA. To toggle the board LEDs, click the 0 to 7 buttons to toggle red or green LEDs, or click the All button. |
| Push Button Switches | Read-only control displays the current state of the board user push buttons. Press a push button on the board to see the graphical display change accordingly. |