Table 31

+=====================================-============-======-============+
|  Command name                       | Operation  | Type |  Subclause |
|                                     |   code     |      |            |
|-------------------------------------+------------+------+------------|
|  CHANGE DEFINITION                  |    40h     |   O  |   8.2.1    |
|  COMPARE                            |    39h     |   O  |   8.2.2    |
|  COPY                               |    18h     |   O  |   8.2.3    |
|  COPY AND VERIFY                    |    3Ah     |   O  |   8.2.4    |
|  INQUIRY                            |    12h     |   M  |   8.2.5    |
|  LOG SELECT                         |    4Ch     |   O  |   8.2.6    |
|  LOG SENSE                          |    4Dh     |   O  |   8.2.7    |
|  MODE SELECT(6)                     |    15h     |   Z  |   8.2.8    |
|  MODE SELECT(10)                    |    55h     |   Z  |   8.2.9    |
|  MODE SENSE(6)                      |    1Ah     |   Z  |   8.2.10   |
|  MODE SENSE(10)                     |    5Ah     |   Z  |   8.2.11   |
|  READ BUFFER                        |    3Ch     |   O  |   8.2.12   |
|  RECEIVE DIAGNOSTIC RESULTS         |    1Ch     |   O  |   8.2.13   |
|  REQUEST SENSE                      |    03h     |   M  |   8.2.14   |
|  SEND DIAGNOSTIC                    |    1Dh     |   M  |   8.2.15   |
|  TEST UNIT READY                    |    00h     |   M  |   8.2.16   |
|  WRITE BUFFER                       |    3Bh     |   O  |   8.2.17   |
|----------------------------------------------------------------------|
|Key:  M = Command implementation is mandatory.                        |
|      O = Command implementation is optional.                         |
|      Z = Command implementation is device type specific.             |
+======================================================================+