Mode Select Header; Table 2-28 Mode Select Header; Table 2-29 Mode Select Block Descriptor - HP 2600fx - Optical Disk Drive Command Reference Manual

Mode Select Header

Table 2-28 Mode Select Header
The Medium Type field shall be set to 00H (Default, only one medium
type supported), 02H (Write-once medium), or 03H (Optical Reversible or
Erasable medium). The Block Descriptor Length specifies the length in
bytes of the block descriptor. It shall be equal to 0 or 8. A Block
Descriptor Length of zero indicates that the block descriptor is not
included in the parameter list. This condition is not considered to be an
error.
Table 2-29 Mode Select Block Descriptor
NOTE All fields in the Block Descriptor have no effect on the drive.
Chapter 2
Byte 7 6
0
1
2
3
Byte 7 6
0
1
2
3
4
5
6
7
5 4 3
Reserved (0)
Medium Type
Reserved (0)
Block Descriptor Length
5 4 3
Density Code
Number of Blocks (MSByte)
Number of Blocks
Number of Blocks (LSByte)
Reserved (0)
Block Length (MSByte)
Block Length
Block Length (LSByte)
SCSI-2 Drive Command Set
Mode Select Command (15H)
2 1 0
2 1 0
2-33