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.
Altera Corporation |
Reference Manual |
2–5 |
October 2006 |
Cyclone II FPGA Starter Development Board |
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Development Board Components
This device features microphone-in, line-in, and line-out ports, with a sample rate adjustable from 8 kHz to 96 kHz. A serial I2C bus interface connected to FPGA pins controls the WM8731 CODEC.
fFor information about the WM8731 CODEC, refer to the BoardDesignFiles\Datasheet folder in the kit installation directory or to the manufacturer's web site.
Audio Circuit Schematic
Figure 2–3 shows the audio circuit schematic.
Figure 2–3. Audio Circuit Schematic Diagram
2–6 |
Reference Manual |
Altera Corporation |
Cyclone II FPGA Starter Development Board |
October 2006 |
|