Fujitsu MCM3064AP, MCM3130AP manual 113 Write 12 command, Host Interface

Models: MCM3130AP MCM3064AP

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4.6.24 Write (12) command

Host Interface

The WRITE (10) command receives and writes data for the specified number of blocks from the specified logical block address.

Logical Block Address specifies the head logical block address used to start writing.

Transfer Length specifies the number of blocks to be transferred and written.

When Transfer Length is 0, the command does not carry out data transfer. It simply ends normally without writing any data.

4.6.24 Write (12) command

Table 4.113 Write (12) command

Bit

7

6

5

 

4

 

3

 

2

1

0

Byte

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0

 

 

 

Operation Code (AAh)

 

 

 

 

 

 

 

 

 

 

 

 

1

Logical Unit Number

 

 

 

 

Reserved

 

 

 

 

 

 

 

 

 

 

 

2-5

 

 

 

Logical Block Address

 

 

 

 

 

 

 

 

 

 

 

 

6-9

 

 

 

 

Transfer Length

 

 

 

 

 

 

 

 

 

 

 

 

 

10-11

 

 

 

 

 

Reserved

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

The Write (12) command receives data for the specified number of blocks and, starting from the specified logical block address, writes the data.

Logical Block Address indicates the beginning logical block address where writing starts.

Transfer Length indicates the number of blocks to transfer and write.

When Transfer Length is 0, the command does not transfer data. The command simply ends normally without writing any data.

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C156-E227-01EN

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Fujitsu MCM3064AP, MCM3130AP manual 113 Write 12 command, Host Interface