5.44WRITE (6) Command (0Ah)

The WRITE (6) command requests that the drive write initiator-supplied data to the medium.

The Command Descriptor Block for the WRITE (6) command is shown in Table 5- 206; Table 5-207describes the data fields.

Table 5-206WRITE (6) Command Descriptor Block-Data Format

Bit

7

6

5

4

 

3

2

 

1

0

Byte

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0

 

 

 

Operation Code (0Ah)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1

 

Reserved

 

 

 

Logical Block Address

 

 

 

 

 

 

 

 

 

 

 

2 - 3

 

 

 

Logical Block Address

 

 

 

 

 

 

 

 

 

 

 

 

 

4

 

 

 

Transfer Length

 

 

 

 

 

 

 

 

 

 

 

 

 

 

5

 

 

 

 

Control

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Table 5-207WRITE (6) Command-Field Descriptions

 

 

Field

Description

 

 

Logical Block

The address of the first logical block where the Write operation will occur.

Address

 

Transfer Length

The number of contiguous logical blocks of data to transfer. A transfer length of 0

indicates 256 logical blocks are to be transferred. Any other value indicates the ac-

 

tual number of logical blocks that will be transferred.

5-148 Maxtor Atlas 10K V