Specifications

Altera Corporation 23
EPXA1 Development Board Hardware Reference Manual
See Table 25 on page 35 for long expansion header pin-out details.
f
Refer to the Nios Embedded Processor Development Board data sheet for
further details about the expansion header interface.
Jumper
Configuration
The jumpers on the EPXA1 development board serve several functions:
■ Clock distribution
■ Enabling clocks
■ JTAG configuration
Figure 8 on page 23 shows the location of jumpers on the development
board.
Figure 8. Jumper Locations on the EPXA1 Development Board
Table 15 on page 24 lists the jumper settings and their uses.
JSELECT
(J5)
CLKA Select
(J13)
CLKB Select
(J14)