Altera Cyclone II FPGA Starter Development Board - Manual (Page 23)

Altera Corporation Reference Manual 2–5
October 2006 Cyclone II FPGA Starter Development Board
Development Board Components
Figure 2–2. VGA Circuit Schematic Diagram
Audio CODEC The development board provides a Wolfson WM8731high-quality, 24-bit,
sigma-delta audio encoder/decoder (CODEC) for applications such as
MP3 players and recorders, PDAs, smart phones, and voice recorders.