This is a firmware for USB to I2S converter.
- 192kHz/24bit USB audio to I2S (no DSD)
- AT32UC3A3 microcontroller
- Slave to two crystal clocks of 44.1kHz and 48kHz master clock
- USB Audio class 2.0 compatible
- Based on sdr-widget.
Schematic and Board are here.
To build
- Use WSL or Cygwin
- Install dfu-programmer and AVR32 Toolchain 2.x (download from microchip site).
make writeto compile and write to board