Start/Stop Unit Command; Table 4.107 Start/Stop Unit Command; Table 4.108 Start/Stop/Eject Processing - Fujitsu MCM3064AP Product Manual

4.6.19 START/STOP UNIT command

Bit 7
Byte
0
1 Logical Unit Number
2-3
4
5-11
The START/STOP UNIT command ejects media or starts and stops rotating the
disk.
When the IMMED (Immediate) bit is 1, command completion is reported before
processing is completed.
Processing for other values is listed in Table 4.108.
LoEj
0
0
1
1
C156-E227-01EN

Table 4.107 START/STOP UNIT command

6 5
Operation Code (1Bh)
Reserved

Table 4.108 START/STOP/EJECT processing

Start
0 Stops disk rotation.
1 Starts disk rotation and checks the format type of media.
0 Ejects media if possible.
1 Ends abnormally (ILLEGAL REQUEST).
4 3 2
Reserved
Reserved
Reserved
Processing
4.6 Packet Commands
1 0
IMMED
LoEj Start
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