User manual

DE2 User Manual

Audio CODEC

• Wolfson WM8731 24-bit sigma-delta audio CODEC

• Line-level input, line-level output, and microphone input jacks

• Sampling frequency: 8 to 96 KHz

• Applications for MP3 players and recorders, PDAs, smart phones, voice recorders, etc.

VGA output

• Uses the ADV7123 240-MHz triple 10-bit high-speed video DAC

• With 15-pin high-density D-sub connector

• Supports up to 1600 x 1200 at 100-Hz refresh rate

• Can be used with the Cyclone II FPGA to implement a high-performance TV Encoder

NTSC/PAL TV decoder circuit

• Uses ADV7181B Multi-format SDTV Video Decoder

• Supports NTSC-(M,J,4.43), PAL-(B/D/G/H/I/M/N), SECAM

• Integrates three 54-MHz 9-bit ADCs

• Clocked from a single 27-MHz oscillator input

• Supports Composite Video (CVBS) RCA jack input.

• Supports digital output formats (8-bit/16-bit): ITU-R BT.656 YCrCb 4:2:2 output + HS, VS,

and FIELD

• Applications: DVD recorders, LCD TV, Set-top boxes, Digital TV, Portable video devices

10/100 Ethernet controller

• Integrated MAC and PHY with a general processor interface

• Supports 100Base-T and 10Base-T applications

• Supports full-duplex operation at 10 Mb/s and 100 Mb/s, with auto-MDIX

• Fully compliant with the IEEE 802.3u Specification

• Supports IP/TCP/UDP checksum generation and checking

• Supports back-pressure mode for half-duplex mode flow control

USB Host/Slave controller

• Complies fully with Universal Serial Bus Specification Rev. 2.0

• Supports data transfer at full-speed and low-speed

• Supports both USB host and device

• Two USB ports (one type A for a host and one type B for a device)

• Provides a high-speed parallel interface to most available processors; supports Nios II with a

Terasic driver

• Supports Programmed I/O (PIO) and Direct Memory Access (DMA)