Fujitsu MCJ3230SS 사용자 설명서
Host Interface
4-36
C156-E224-01EN
4.3.19 ERASE command
Table 4.58 ERASE command
Bit
Byte
7
6
5
4
3
2
1
0
0
Operation Code (2Ch)
1
LUN
Reserved
2-5
Logical Block Address
6
Reserved
7-8
Transfer Length
9
Reserved
The ERASE command erases the specified number of blocks of data beginning at
the specified logical block address. Logical Block Address specifies the logical
block address at which the command should start writing data. Transfer Length
specifies the number of blocks of data to be transferred and written.
the specified logical block address. Logical Block Address specifies the logical
block address at which the command should start writing data. Transfer Length
specifies the number of blocks of data to be transferred and written.
If Transfer Length is 0, the command transfers no data. It simply ends normally
without erasing any data.
without erasing any data.
4.3.20 SYNCHRONIZE CACHE command
Table 4.59 SYNCHRONIZE CACHE command
Bit
Byte
7
6
5
4
3
2
1
0
0
Operation Code (35h)
1
LUN
Reserved
IMMED
Reserved
2-5
Logical Block Address
6
Reserved
7-8
Number of Blocks
9
Reserved
The SYNCHRONIZE CACHE command writes data that has been left unwritten
in cache memory in the data buffer to media.
in cache memory in the data buffer to media.
The Immediate (IMMED) bit is not supported. If 1 is specified for the IMMED
bit, the command responds with Check Condition. The command writes all data
left unwritten in cache memory in the data buffer to media regardless of the values
specified for Logical Block Address and Number of Blocks. The command does
not check the values of Logical Block Address and Number of Blocks.
bit, the command responds with Check Condition. The command writes all data
left unwritten in cache memory in the data buffer to media regardless of the values
specified for Logical Block Address and Number of Blocks. The command does
not check the values of Logical Block Address and Number of Blocks.