Specifications

Altera Corporation vii
Contents
About this Manual ..................................................................................iii
How to Find Information ............................................................................................................iii
How to Contact Altera .................................................................................................................. iv
Typographic Conventions ............................................................................................................. v
EPXA1 Development Board ........................................................................9
Features .............................................................................................................................................9
Functional Overview .......................................................................................................................9
EPXA1 Development Board Components .................................................................................10
EPXA1 Device .........................................................................................................................10
Prototyping Area ....................................................................................................................11
Interfaces .................................................................................................................................13
Development Board Expansion ...........................................................................................20
Jumper Configuration ...................................................................................................................23
Clocks ...............................................................................................................................................24
Jumper Configuration for the Clock Inputs .......................................................................26
Sources for the Stripe Clock Reference ...............................................................................27
Sources for CLK3 & CLK4 ....................................................................................................28
Device Configuration ....................................................................................................................28
Booting from Flash Memory ................................................................................................28
Using the Quartus II Software .............................................................................................29
JTAG Interfaces ..............................................................................................................................29
Power Supply .................................................................................................................................30
Test Points & Test Pads .................................................................................................................32
Signals ..............................................................................................................................................33
UART .......................................................................................................................................33
Expansion Headers ................................................................................................................34
Configuration/Debugging Interfaces .................................................................................37
Development Board Pin-Outs ......................................................................................................38
Configuration .........................................................................................................................39
SDR SDRAM Interface ..........................................................................................................40
EBI ............................................................................................................................................42
UART1 & UART2 ...................................................................................................................44
Fast I/O Pins ...........................................................................................................................44
Test Points ...............................................................................................................................45
Test Pads ..................................................................................................................................45
Prototyping Area ....................................................................................................................46
Expansion Header I/O Pins .................................................................................................47
General Usage Guidelines ............................................................................................................48