CD-ROM SCSI-2 COMMAND REFERENCE MANUAL VERSION 3.1 (OB-U0077C)
TABLE 2-22 READ CD (BEH)
Bit
Byte 7 6 5 4 3 2 1 0
0 Operation Code (BEh)
1 Reserved Expected Sector Type Reserved
2 (MSB)
3 Starting Logical Block Address
4
5 (LSB)
6 (MSB)
7 Transfer Length in Blocks
8 (LSB)
9 Flag Bits
Synch Field Header(s) Code User Data EDC&ECC Error Flag(s) Reserve
10 Reserved Sub-Channel Data Selection Bits
11 Reserved
TABLE 2-22A READ-CD, EXPECTED SECTOR TYPE FIELD DEFINITION
Expected
Sector
Type
Definition Description
000b Any Type Checking of the Sector Type is not performed. Device will terminate
command at sector where transition between CD-ROM and CD-DA occurs.
001b CD-DA Only Red Book (CD-DA) sectors allowed. Attempt to read any other format
results in error report.
010b Mode 1 Form 1 Only Yellow Book sectors having “user” data field of 2048 bytes allowed.
Attempt to read any other format results in an error report.
011b Mode 1 Form 2 Only Yellow Book sectors having “user” data field of 2336 bytes allowed.
Attempt to read any other format results in an error report.
100b Mode 2 Form 1 Only Green Book sectors having “user” data field of 2048 bytes allowed.
Attempt to read any other format results in an error report.
101b Mode 2 Form 2 Only Green Book sectors having “user” data field of 2324 bytes allowed.
Attempt to read any other format results in an error report. Note: the spare
data is included in the user data making the size 2324+4 =2328 bytes.
110b~111b Reserved
