11.8.45 Device Configuration (B1h)
This command has a number of separate functions which can be selected via the Feature Register when the command is issued. The subcommands and their respective codes are listed below.
Subcommand | Feature Register |
DEVICE CONFIGURATION RESTORE | C0h |
DEVICE CONFIGURATION FREEZE LOCK | C1h |
DEVICE CONFIGURATION IDENTIFY | C2h |
DEVICE CONFIGURATION SET | C3h |
11.8.45.1 Device Configuration Restore
COMMAND CODE |
| 1 0 1 1 0 0 0 1 | REGISTER | |
| REGISTER SETTING | NORMAL COMPLETION | ||
DR |
| DRIVE No. | no change | |
CY |
|
| na | no change |
HD |
|
| na | no change |
SN |
|
| na | no change |
SC |
|
| na | no change |
FT |
|
| C0h | no change |
LBA |
|
| na | no change |
The DEVICE CONFIGURATION RESTORE command disables any setting previously made by a DEVICE CONFIGURATION SET command and returns the content of the IDENTIFY DEVICE or IDENTIFY PACKET DEVICE command response to the original settings as indicated by the data returned from the execution of a DEVICE CONFIGURATION IDENTIFY command.
11.8.45.2 | Device Configuration Freeze Lock |
| |||
|
|
|
|
| |
| COMMAND CODE | 1 0 1 1 0 0 0 1 | REGISTER | ||
|
|
| REGISTER SETTING | NORMAL COMPLETION | |
| DR |
| DRIVE No. | no change | |
| CY |
|
| na | no change |
| HD |
|
| na | no change |
| SN |
|
| na | no change |
| SC |
|
| na | no change |
| FT |
|
| C1h | no change |
| LBA |
|
| na | no change |
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