4.6 Packet Commands

4.6.17 SEND DIAGNOSTIC command

Table 4.106 SEND DIAGNOSTIC command

Bit

7

6

5

 

4

 

3

 

2

1

0

Byte

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0

 

 

 

Operation Code (1Dh)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1

 

 

Reserved

 

 

 

 

 

SelfTest

Reserved

Reserved

 

 

 

 

 

 

 

 

 

 

 

2

 

 

 

 

 

Reserved

 

 

 

 

 

 

 

 

 

 

 

3-4

 

 

 

Parameter List Length

 

 

 

 

 

 

 

 

 

 

 

 

 

5-11

 

 

 

 

 

Reserved

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

The SEND DIAGNOSTIC command instructs diagnostic operation from the host.

When the Self-Test bit is 1, the command executes diagnostics on the data buffer. If an error occurs, the device responds with Check Condition.

Parameter List Length specifies the data length of diagnostic parameters to be transferred.

The functions and specifications of diagnostic parameters are not open.

4.6.18 SEEK command

Table 4.107 SEEK command

Bit

7

6

5

 

4

 

3

 

2

1

0

Byte

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0

 

 

 

Operation Code (2Bh)

 

 

 

 

 

 

 

 

 

 

 

 

 

1

 

 

 

 

 

Reserved

 

 

 

 

 

 

 

 

 

 

 

2-5

 

 

 

Logical Block Address

 

 

 

 

 

 

 

 

 

 

 

 

 

6-11

 

 

 

 

 

Reserved

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

The SEEK command positions the head on the track at the specified logical block address.

Logical Block Address specifies the logical block address at which the head is positioned.

C156-E205-01EN

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Fujitsu MCJ3230AP manual Send Diagnostic command, Seek command