Altera DE2 Board
8
With 4 push-button switches
Debounced by Schimitter trigger
Normal high and Generate one active-low pulse when the switch is pushed
DPDT Switches
Contains 18 DPDT Switches for user inputs.
Clock Inputs
Contains a 50MHz Oscillator
Contains a 27MHz Oscillator
Contains a SMA External Clock Input
Audio CODEC
Uses Wolfson WM8731 24-bit sigma-delta Best-Quality Audio CODEC
Contains line-level input, line-level output, and microphone input jacks
Sampling frequency: 8Khz – 96Khz
Applications for MP3 players and recorders, PDAs, smart phones.
XSGA DAC Output
Uses ADI 7123 240Mhz Triple 10-bit High-speed Video DAC
With 15-pin high-density D-sub connector
Supports up to 1600x1200 at 100Hz refresh rate – best performance and
quality provided.
Can be used to implement a high-performance TV Encoder together with
Cyclone II FPGA.
NTSC/PAL TV Decoder Circuit
Uses ADI 7181B Multi-format SDTV Video Decoder
Support NTSC-(M,J,4.43), PAL-(B/D/G/H/I/M/N), SECAM.
Integrates three 54Mhz, 9-bit ADCs
Clocked from a single 27-Mhz oscillator input
Multiple programmable analog input formats: Composite video (CVBS),
S-Video(Y/C), and YPrPb components.
Supports digital output formats (8-bit/16-bit): ITU-R BT.656 YCrCb 4:2:2
HS, VS, and FIELD.
Applications: DVD recorders, LCD TVs, Set-top boxes, Digital TV, Portable