Table 32
+=====-========-========-========-========-========-========-========-========+
| Bit| 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 |
|Byte | | | | | | | | |
|=====+=======================================================================|
| 0 | Operation code (40h) |
|-----+-----------------------------------------------------------------------|
| 1 | Logical unit number | Reserved |
|-----+-----------------------------------------------------------------------|
| 2 | Reserved | Save |
|-----+-----------------------------------------------------------------------|
| 3 |Reserved| Definition parameter |
|-----+-----------------------------------------------------------------------|
| 4 | Reserved |
|-----+-----------------------------------------------------------------------|
| 5 | Reserved |
|-----+-----------------------------------------------------------------------|
| 6 | Reserved |
|-----+-----------------------------------------------------------------------|
| 7 | Reserved |
|-----+-----------------------------------------------------------------------|
| 8 | Parameter data length |
|-----+-----------------------------------------------------------------------|
| 9 | Control |
+=============================================================================+