5.3.3. 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 10. The GPIO Tab
The following sections describe the controls on the GPIO tab.
Character LCD
The Character LCD controls allow you to display text strings on the character LCD on your board. Type text in the text boxes and then click Display.
Attention: If you exceed the 16 character display limit on either line, a warning message appears.
User DIP Switches
The read-only User DIP switches control displays the current positions of the switches in the user DIP switch bank. Change the switches on the board to see the graphical display change accordingly.
User LEDs
The User LEDs control displays the current state of the user LEDs. Click the graphical representation of the LEDs to turn the board LEDs on and off. You can click ALL to turn on and off all of the user LEDs at once.
Push Buttons
The read-only Push Buttons 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