I2S

Features

• Compatible with Phillps I2S standard
• Half duplex serial data transmission(send or receive only)
• Audio CODEC master or slave mode support
• Programmable serial clock polarity
• Programmable prescaler
  • max division factor is up to 2^16
  • 8KHz, 12KHz, 16KHz, 24KHz, 32KHz, 48KHz or 96KHz sample rate
• Stereo or left channel and right channel only mode
• MSB-justified, LSB-justified or I2S Phillps mode
• 8, 16, 24 or 32 bits data transmission size
• Independent send and receive FIFO
  • 16~64 data depth
  • empty or no-emtpy status flag
• Maskable send or receive interrupt and programmable threshold
• Static synchronous design
• Full synthesizable

FULL vision of datatsheet can be found in datasheet.md.

Build and Test

make comp    # compile code with vcs
make run     # compile and run test with vcs
make wave    # open fsdb format waveform with verdi