Synchronize Cache Command; Test Unit Ready Command; Table 4.109 Synchronize Cache Command; Table 4.110 Test Unit Ready Command - Fujitsu MCM3064AP Product Manual

Host Interface

4.6.20 SYNCHRONIZE CACHE command

Table 4.109 SYNCHRONIZE CACHE command

Bit 7
Byte
0
1 Logical Unit Number
2-5
6
7-8
9-11
The SYNCHRONIZE CACHE command writes cache memory data not written
yet in the data buffer to media.
The IMMED (Immediate) bit is not supported. When the IMMED bit is 1, the
command responds with Check Condition.
The command writes all data not written yet in the cache memory of the data
buffer to media, regardless of the value set in Logical Block Address and Number
of Blocks. The command does not check the value of Logical Block Address and
Number of Blocks.

4.6.21 TEST UNIT READY command

Bit 7
Byte
0
1 Logical Unit Number
2-11
The TEST UNIT READY command checks if the device is ready for test and
reports the device status to the host.
If the ODD can end normally for appropriate access commands, the command
responds with the Good status. Otherwise, the command responds with Check
Condition to the host.
4-78
6 5
Operation Code (35h)
Logical Block Address
Number of Blocks

Table 4.110 TEST UNIT READY command

6 5
Operation Code (00h)
4 3 2
Reserved
Reserved
Reserved
4 3 2
Reserved
Reserved
1 0
IMMED Reserved
1 0
C156-E227-01EN