
Chapter 6: Board Test System 6–7
Using the Board Test System
© October 2009 Altera Corporation Cyclone III LS FPGA Development Kit User Guide
The following sections describe the controls on the GPIO tab.
Character LCD
This control allows you to display text strings on the LCD on your board. Type text in
the text boxes and then click Write.
1 If you exceed
the 16 character display limit on either line, a warning message appears.
User Dip Switch
This read-only control displays the current positions of the switches in the user DIP
switch bank (S7). Change the switches on the board to see the graphical display
change accordingly.
User LEDs
This control displays the current state of the user LEDs. Click on the graphical
representation of the LEDs to turn the board LEDs on and off.
Figure 6–3. The GPIO Tab
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