The FPGA transmits wave samples to the DAC through [I<sup>2</sup>S](https://en.wikipedia.org/wiki/I%C2%B2S).  ## Interface * `output bit` `clk` - serial clock * `output bit` `ws` - select left or right channel * `output bit` `sd` - serial data
The FPGA transmits wave samples to the DAC through I2S.
Interface
output bitclk- serial clockoutput bitws- select left or right channeloutput bitsd- serial data