Optical Disc Recording Modes - CD Track-At-Once

CD Track-At-Once

Track-At-Once or TAO is a recording mode where the recording laser stops after each track is finished and two run-out blocks are written. One link block and four run-in blocks are written when the next track is recorded. TAO discs can have both data and audio at the same time.

There are 2 TAO writing modes

• Mode 1
• Mode 2 XA