Altera Cyclone II FPGA Starter Development Board - Manual (Page 14)

1–6 Reference Manual Altera Corporation
Cyclone II FPGA Starter Development Board October 2006
Introduction
Figure 1–4. AS Configuration Setup
Component
Summary
Table 1–1 lists the components, their locations, and brief descriptions.
USB Blaster Circuit
MAX
3128
USB
FPGA
JTAG Config Port
EPCS Serial
Configuration
Device
RUN/PROG
PROG”
Auto Power on Config
Table 1–1. Cyclone II FPGA Development Board Components & Interfaces (Part 1 of 2)
Board Designation Name Description
U2 Cyclone II FPGA EP2C20 device
User Interface
KEY0 – KEY3 Push-button switches Four momentary contact switches for user input to the
FPGA
SW0 – SW9 Toggle switches Ten toggle switches for configuration of the FPGA
LEDG0 – LEDG7 Individual LEDs Eight green LEDs driven by the FPGA
LEDR0 – LEDR9 Individual LEDs Ten red LEDs driven by the FPGA
HEX0 – HEX3 Seven-segment LEDs Four seven-segment LEDs that display numeric
output from the FPGA
Memory
U7 SRAM memory 512 KBytes of SRAM
U9 Flash memory 4 MBytes of nonvolatile memory for use by both the
FPGA and the configuration controller. LED7 lights
whenever the flash chip-enable asserts.
U6 DDR SDRAM memory 8 MBytes of DDR SDRAM.
Connections & Interfaces
PS2KB PS/2 connector PS/2 keyboard connector