Write (12) Command; Table 4.113 Write (12) Command - Fujitsu MCM3064AP Product Manual

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

Bit 7
Byte
0
1 Logical Unit Number
2-5
6-9
10-11
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.
4-80

Table 4.113 Write (12) command

6 5 4
Operation Code (AAh)
Logical Block Address
Transfer Length
Reserved
3 2 1
Reserved
C156-E227-01EN
0