Read Header
2.26Read Header (44h)
Operation Code is (44h)
MSF
Set to 1 indicates that the absolute
If MSF bit is equal to 0, the absolute
Logical Block Address
Specifies the logical block at which the read header operation will begin. A logical block size smaller than 2048 bytes, will be mapped into the appropriate physical block from which the data would have been read.
Allocation Length is the length of header data to be returned (08h).
This command requests the drive to return the header data of the specified logical block to allow the system or applications to determine the mode of the specified block.
If the specified block is on an audio track, a Check Condition status is returned.
CD-ROM Data Mode
The
block.
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