![Altera Cyclone II Reference Manual Download Page 15](http://html1.mh-extra.com/html/altera/cyclone-ii/cyclone-ii_reference-manual_2910873015.webp)
Altera Corporation
Reference Manual
1–7
October 2006
Cyclone II FPGA Starter Development Board
Introduction
Component
Features
This section summarizes characteristics of each board component. For
detailed descriptions, refer to
Chapter 2, Development Board
Components
.
Cyclone II EP2C20 FPGA
■
18,752 LEs
■
52 M4K RAM blocks
■
240K total RAM bits
■
26 embedded multipliers
■
4 PLLs
■
315 user I/O pins
RS232
Serial connector
RS-232 9-pin serial connector with 5 V-tolerant
buffers. Supports all RS-232 signals.
JP1
Expansion header connector Expansion header 1 connecting to 40 I/O pins on the
FPGA with resistor voltage protection
JP2
Expansion header connector Expansion header 2 connecting to 40 I/O pins on the
FPGA with resistor voltage protection
MIC
Microphone input
Audio CODEC connectors
LINEIN
Audio Line input
LINEOUT
Audio line output
VGA
VGA connector
VGA video port
SD CARD
SD card socket
Secure Data card socket
BLASTER
JTAG connector
USB Blaster Port JTAG connection to the MAX
®
configuration controller
Configuration & Reset
U16
Serial configuration device
Altera EPCS4 low-cost serial configuration device to
configure the FPGA
SW11
Power ON/OFF switch
Push-button switch to power up the board
Clock Circuitry
Y1
Oscillator
50 MHz clock signal driven to FPGA
Y2
Oscillator
27 MHz clock signal driven to FPGA
Y3
Oscillator
24 MHz clock signal driven to FPGA
EXT_CLOCK
External clock input
Connector to FPGA clock pin
Power Supply
DC7.5V
DC power jack
7.5 V DC unregulated power source
Table 1–1. Cyclone II FPGA Development Board Components & Interfaces (Part 2 of 2)
Board Designation
Name
Description