Specifications

Altera Corporation 17
EPXA1 Development Board Hardware Reference Manual
LED & Switch Interfaces
The EPXA1 development board provides a variety of LED and switch
interfaces. Some are user-definable and some are function-specific.
Figure 6 shows the location of LEDs and switches on the development
board.
Figure 6. Switches & LEDs on the EPXA1 Development Board
User-Defined LEDs
On the EPXA1 development board, there are ten user-definable LEDs in a
graph-type LED package, DG1. They connect directly to the EPXA1 device
I/O pins and can be used for any kind of application.
Table 8 on page 18 lists the user LEDs on the development board.
Ethernet
TX/RX LEDs
UART LEDs
NPOR
SOFT_RESET_N
SW6 (pin 1 indicated)
Voltage LEDs
User LEDs (LED 0 indicated)
Push-button switches
SW2, SW3, SW4, SW5