Quantum Instruments DLT 7000 - Manual (Page 92)

Messages
4-2 Quantum DLT 7000 Tape System
Table 4–1 Message Format
Message Code Message
00h One-byte message (COMMAND COMPLETE)
01h Extended message
02h – 1Fh One-byte message
20h – 2Fh Two-byte message
40h – 7Fh Reserved
80h – FFh One-byte message (IDENTIFY)
The DLT 7000 tape drive supports the messages listed in Table 4–2. The
message code and the direction of the message flow is also included in the table
(In = target to initiator, Out = initiator to target).