SCSI Description

Table 3–5 Information Transfer Phases

 

Signal

 

 

 

MSG

C/D

I/O

Phase Name

Direction of Transfer/ Definition

 

 

 

 

 

0

0

0

DATA OUT

Initiator to drive.

 

 

 

 

Allows the drive to request that data be sent from

 

 

 

 

the initiator to the drive.

0

0

1

DATA IN

Drive to initiator.

 

 

 

 

Allows the drive to send data to the initiator.

0

1

0

COMMAND

Initiator to drive.

 

 

 

 

Allows the drive to request a command from the

 

 

 

 

initiator.

0

1

1

STATUS

Drive to initiator.

 

 

 

 

Allows the drive to send status information be sent

 

 

 

 

from the drive to the initiator.

1

1

0

MESSAGE OUT

Initiator to drive.

 

 

 

 

Allows the drive to request that message(s) be sent

 

 

 

 

from the initiator to the drive; the drive invokes

 

 

 

 

this phase in response to the attention condition

 

 

 

 

created by the initiator.

 

 

 

 

The drive handshakes byte(s) until the ATN signal

 

 

 

 

is negated, except when rejecting a message.

 

 

 

 

See 3.5.5.4 Message Out-Additional Conditions.

1

1

1

MESSAGE IN

Drive to initiator.

 

 

 

 

Allows the drive to send message(s) to the

 

 

 

 

initiator.

 

 

 

 

 

Quantum DLT 7000 Tape System

3-19

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Quantum Instruments DLT 7000 manual Scsi Description Information Transfer Phases

DLT 7000 specifications

The Quantum Instruments DLT 7000 is a state-of-the-art battery-powered light that brings advanced photography and videography offerings to professionals and enthusiasts alike. Renowned for its compact design, the DLT 7000 combines lightweight portability with powerful functionality. It is engineered to enhance the creative process by providing optimal lighting solutions in a variety of settings.

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In summary, the Quantum Instruments DLT 7000 stands out with its combination of advanced LED technology, adjustable color temperatures, built-in dimming capabilities, and smart wireless controls. Whether for professional photography or videography, this light is designed to meet the demands of the most discerning artists, making it an essential addition to any lighting kit.