I2S interfaces are commonly used in:
- Codec to Processor: Audio codec (ADC/DAC) connected to a microcontroller or DSP.
- Processor to Amplifier: Digital audio output to a Class-D amplifier.
- FPGA Audio: FPGA-based audio processing systems.
I2S Interface
Common interface configurations for I2S audio systems.
Common Configurations
Master vs Slave
| Role | Generates | Typical Use |
|---|---|---|
| Master | SCK, WS | Microcontroller, DSP |
| Slave | SD (Data only) | Audio Codec, DAC |