1 dax audio data register (xadr), 2 dax audio data buffers (xadbufa / xadbufb), 3 dax audio data shift register (xadsr) – Freescale Semiconductor DSP56366 User Manual

Page 221: 4 dax non-audio data register (xnadr), 1 dax channel a validity (xva)-bit 10, Dax audio data register (xadr) -5, Dax audio data buffers (xadbufa / xadbufb) -5, Dax audio data shift register (xadsr) -5, Dax non-audio data register (xnadr) -5, Dax channel a validity (xva)—bit 10 -5