Module regs

Structs

• Align
  Alignment of sample within a frame.
• Channels
  Enable channels.
• Enable
  Enable I2S module.
• Format
  Frame format.
• Int
  Enable or disable interrupt
• Maxcnt
  Size of RXD and TXD buffers.
• Mcken
  Master clock generator enable.
• Mckfreq
  Master clock generator frequency.
• Mode
  I2S mode.
• Ratio
  MCK / LRCK ratio.
• Rxen
  Reception (RX) enable.
• Swidth
  Sample width.
• Txen
  Transmission (TX) enable.