Fujitsu 600C manual ABORT X06 MESSAGE OUT phase initiator → target, ATN detection phase, Action

Models: 600C

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The initiator does not intend to issue another message by activating ATN before it deactivates the ACK INITIATOR DETECTED ERROR message.

 

Table 4-25

 

 

ATN detection phase

Action

 

 

SELECTION

Moves to the BUS FREE phase

COMMAND

Discards the CDB already received and returns to the

 

COMMAND phase

DATA OUT

Discards the data already received and returns to the

 

DATA OUT phase

DATA IN

When transferring image data, the scanner moves to the

 

STATUS phase (Check Condition) MESSAGE IN

 

phase (Command Complete) BUS FREE phase and

 

keeps the sense key X'B' (Aborted Command)

 

When transferring inquiry data or sense data, returns to

 

the DATA IN phase and transfers data again

STATUS

Returns to the STATUS phase and sends the status byte

 

again

MESSAGE OUT

Ignores this message

MESSAGE IN

Returns to the MESSAGE IN phase and sends the

 

message byte again

4.6.2.3ABORT (X'06'): MESSAGE OUT phase (initiator target)

The initiator requests the target to clear the input/output operation of the specified I/O unit (i.e., the input operation ordered by the initiator that issued this message) and to move to the BUS FREE phase. Input/output operations ordered by other initiators are not affected.

If a logical unit is not identified before the ABORT message, the target merely moves to the BUS FREE

If no operation to be cleared, an error does not occur.

The initiator does not intend to issue another message by activating ATN before it deactivates the ACK of ABORT message.

This scanner does not have a function that clears input/output operation for certain initiators. This scanner must have been reserved when it is operated in multi-initiator environment.

4.6.2.4MESSAGE REJECT (X'07'): MESSAGE IN/OUT phase (initiator target)

This message indicates that a transferred message was rejected by the receiver as invalid or unexecutable.

The initiator does not intend to issue another message by activating AIN before it deactivates the ACK of MESSAGE REJECT message.

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Fujitsu 600C ABORT X06 MESSAGE OUT phase initiator → target, MESSAGE REJECT X07 MESSAGE IN/OUT phase initiator → target