Track-Control Information

      The Track-Control Information byte corresponds to the byte in the TOC lead-in track containing the two 4-bit control field and ADR. The Control information is in the most-significant 4 bits, and the ADR information is in the least-significant 4 bits. The track-control information is encoded as shown in the following table: 
      旼컴컴컴컴컴컴컴쩡컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴�
쿍it            쿏escription                                  �
쳐컴컴컴컴컴컴컴탠컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴�
�7              �0 = Two-channel audio                        �
�               �1 = Four-channel audio                       �
쳐컴컴컴컴컴컴컴탠컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴�
�6              �0 = Audio track                              �
�               �1 = Data track                               �
쳐컴컴컴컴컴컴컴탠컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴�
�5              �0 = Digital copy prohibited                  �
�               �1 = Digital copy permitted                   �
쳐컴컴컴컴컴컴컴탠컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴�
�4              �0 = Audio without preemphasis                �
�               �1 = Audio with preemphasis                   �
쳐컴컴컴컴컴컴컴탠컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴�
�3-0            쿌DR data for track                           �
읕컴컴컴컴컴컴컴좔컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴�

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