D - Direct Access Block Device (SBC-4) Device Column key .Z - Host Managed Zoned Block Device (ZBC) --------------------- . T - Sequential Access Device (SSC-5) M = Mandatory . P - Processor Device (SPC-2) O = Optional . .R - C/DVD Device (MMC-6) V = Vendor specific . . O - Optical Memory Block Device (SBC) Z = Obsolete -- with . . M - Media Changer Device (SMC-3) [std] identifying . . .A - Storage Array Device (SCC-2) last standard . . . E - SCSI Enclosure Services device (SES-3) . . . B - Simplified Direct-Access (Reduced Block) device (RBC) . . . .K - Optical Card Reader/Writer device (OCRW) . . . . V - Automation/Device Interface device (ADC-4) . . . . F - Object-based Storage Device (OSD-2) . . . . . OP DZTPROMAEBKVF Description 00 MMMMMMMMMMMMM TEST UNIT READY 01 M REWIND 01 Z ZZZ REZERO UNIT 02 V VVV V 03 MMMMMMMMMOMMM REQUEST SENSE 04 MO OO FORMAT UNIT 04 O FORMAT MEDIUM 04 FORMAT 05 V MVV V READ BLOCK LIMITS 06 V VVV V 07 O V OV REASSIGN BLOCKS 07 O INITIALIZE ELEMENT STATUS 08 Z M OV READ(6) 08 O RECEIVE 08 GET MESSAGE(6) OP DZTPROMAEBKVF Description 09 V VVV V 0A Z O OV WRITE(6) 0A M SEND(6) 0A SEND MESSAGE(6) 0A PRINT 0B Z OZV SEEK(6) 0B O SET CAPACITY 0B SLEW AND PRINT 0C V VVV V 0D V VVV V 0E V VVV V 0F V OVV V READ REVERSE(6) 10 V MVV WRITE FILEMARKS(6) 10 SYNCHRONIZE BUFFER 11 V MVV SPACE(6) OP DZTPROMAEBKVF Description 12 MMMMMMMMMMMMM INQUIRY 13 V VV 13 O VERIFY(6) 14 V OVV RECOVER BUFFERED DATA 15 O M OOOO OO MODE SELECT(6) 16 Z ZZ OOOZ O RESERVE(6) 16 Z RESERVE ELEMENT(6) 17 Z ZZ OOOZ O RELEASE(6) 17 Z RELEASE ELEMENT(6) 18 Z ZZZO Z COPY 19 V MVV ERASE(6) 1A O M OOOO OO MODE SENSE(6) 1B OM OO O MO O START STOP UNIT 1B O M LOAD UNLOAD 1B SCAN OP DZTPROMAEBKVF Description 1B STOP PRINT 1B O OPEN/CLOSE IMPORT/EXPORT ELEMENT 1C O OO OOOM OOO RECEIVE DIAGNOSTIC RESULTS 1D MOMM MMOM MMM SEND DIAGNOSTIC 1E O O OOO O O PREVENT ALLOW MEDIUM REMOVAL 1Ftop - bottom
D - Direct Access Block Device (SBC-4) Device Column key .Z - Host Managed Zoned Block Device (ZBC) --------------------- . T - Sequential Access Device (SSC-5) M = Mandatory . P - Processor Device (SPC-2) O = Optional . .R - C/DVD Device (MMC-6) V = Vendor specific . . O - Optical Memory Block Device (SBC) Z = Obsolete -- with . . M - Media Changer Device (SMC-3) [std] identifying . . .A - Storage Array Device (SCC-2) last standard . . . E - SCSI Enclosure Services device (SES-3) . . . B - Simplified Direct-Access (Reduced Block) device (RBC) . . . .K - Optical Card Reader/Writer device (OCRW) . . . . V - Automation/Device Interface device (ADC-4) . . . . F - Object-based Storage Device (OSD-2) . . . . . OP DZTPROMAEBKVF Description 20 V VV V 21 V VV V 22 V VV V 23 V V V 23 O READ FORMAT CAPACITIES 24 V V SET WINDOW 25 M M M READ CAPACITY(10) 25 O READ CAPACITY 25 M READ CARD CAPACITY 25 GET WINDOW 26 V V 27 V V 28 M OM MM READ(10) 28 GET MESSAGE(10) 29 V VO READ GENERATION OP DZTPROMAEBKVF Description 2A O OM MO WRITE(10) 2A SEND(10) 2A SEND MESSAGE(10) 2B Z OO O SEEK(10) 2B M LOCATE(10) 2B O POSITION TO ELEMENT 2C V OO ERASE(10) 2D O READ UPDATED BLOCK 2D V 2E O OO MO WRITE AND VERIFY(10) 2F O OO VERIFY(10) 30 Z ZZ SEARCH DATA HIGH(10) 31 Z ZZ SEARCH DATA EQUAL(10) 31 OBJECT POSITION 32 Z ZZ SEARCH DATA LOW(10) OP DZTPROMAEBKVF Description 33 Z ZO SET LIMITS(10) 34 O O O PRE-FETCH(10) 34 M READ POSITION 34 GET DATA BUFFER STATUS 35 O OO MO SYNCHRONIZE CACHE(10) 36 Z O O LOCK UNLOCK CACHE(10) 37 O O READ DEFECT DATA(10) 37 O INITIALIZE ELEMENT STATUS WITH RANGE 38 O O MEDIUM SCAN 39 Z ZZZO Z COMPARE 3A Z ZZZO Z COPY AND VERIFY 3B OOOOOOOOOMOOO WRITE BUFFER 3C OOOOOOOOO OOO READ BUFFER(10) 3D O UPDATE BLOCK 3E Z Z READ LONG(10) OP DZTPROMAEBKVF Description 3F O O WRITE LONG(10)top - bottom
D - Direct Access Block Device (SBC-4) Device Column key .Z - Host Managed Zoned Block Device (ZBC) --------------------- . T - Sequential Access Device (SSC-5) M = Mandatory . P - Processor Device (SPC-2) O = Optional . .R - C/DVD Device (MMC-6) V = Vendor specific . . O - Optical Memory Block Device (SBC) Z = Obsolete -- with . . M - Media Changer Device (SMC-3) [std] identifying . . .A - Storage Array Device (SCC-2) last standard . . . E - SCSI Enclosure Services device (SES-3) . . . B - Simplified Direct-Access (Reduced Block) device (RBC) . . . .K - Optical Card Reader/Writer device (OCRW) . . . . V - Automation/Device Interface device (ADC-4) . . . . F - Object-based Storage Device (OSD-2) . . . . . OP DZTPROMAEBKVF Description 40 Z ZZZOZ CHANGE DEFINITION 41 O WRITE SAME(10) 42 O UNMAP 42 O READ SUB-CHANNEL 43 O READ TOC/PMA/ATIP 44 M M REPORT DENSITY SUPPORT 44 READ HEADER 45 O PLAY AUDIO(10) 46 M GET CONFIGURATION 47 O PLAY AUDIO MSF 48 OO O SANITIZE 49 4A M GET EVENT STATUS NOTIFICATION 4B O PAUSE/RESUME 4C OOOO OOOO OOO LOG SELECT OP DZTPROMAEBKVF Description 4D OMOO OOOO OMO LOG SENSE 4E O STOP PLAY/SCAN 4F 50 Z XDWRITE(10) 51 O XPWRITE(10) 51 O READ DISC INFORMATION 52 Z XDREAD(10) 52 O READ TRACK INFORMATION 53 O XDWRITEREAD(10) 53 O RESERVE TRACK 54 O SEND OPC INFORMATION 55 OMO MOOOOMOMO MODE SELECT(10) 56 Z ZZ OOOZ RESERVE(10) 56 Z RESERVE ELEMENT(10) 57 Z ZZ OOOZ RELEASE(10) OP DZTPROMAEBKVF Description 57 Z RELEASE ELEMENT(10) 58 O REPAIR TRACK 59 5A OMO MOOOOMOMO MODE SENSE(10) 5B O CLOSE TRACK/SESSION 5C O READ BUFFER CAPACITY 5D O SEND CUE SHEET 5E OOMO OOOO M PERSISTENT RESERVE IN 5F OOMO OOOO M PERSISTENT RESERVE OUTtop - bottom
D - Direct Access Block Device (SBC-4) Device Column key .Z - Host Managed Zoned Block Device (ZBC) --------------------- . T - Sequential Access Device (SSC-5) M = Mandatory . P - Processor Device (SPC-2) O = Optional . .R - C/DVD Device (MMC-6) V = Vendor specific . . O - Optical Memory Block Device (SBC) Z = Obsolete -- with . . M - Media Changer Device (SMC-3) [std] identifying . . .A - Storage Array Device (SCC-2) last standard . . . E - SCSI Enclosure Services device (SES-3) . . . B - Simplified Direct-Access (Reduced Block) device (RBC) . . . .K - Optical Card Reader/Writer device (OCRW) . . . . V - Automation/Device Interface device (ADC-4) . . . . F - Object-based Storage Device (OSD-2) . . . . . OP DZTPROMAEBKVF Description 7E O O O OOOO O extended CDB 7F O M variable length CDB (more than 16 bytes)top - bottom
D - Direct Access Block Device (SBC-4) Device Column key .Z - Host Managed Zoned Block Device (ZBC) --------------------- . T - Sequential Access Device (SSC-5) M = Mandatory . P - Processor Device (SPC-2) O = Optional . .R - C/DVD Device (MMC-6) V = Vendor specific . . O - Optical Memory Block Device (SBC) Z = Obsolete -- with . . M - Media Changer Device (SMC-3) [std] identifying . . .A - Storage Array Device (SCC-2) last standard . . . E - SCSI Enclosure Services device (SES-3) . . . B - Simplified Direct-Access (Reduced Block) device (RBC) . . . .K - Optical Card Reader/Writer device (OCRW) . . . . V - Automation/Device Interface device (ADC-4) . . . . F - Object-based Storage Device (OSD-2) . . . . . OP DZTPROMAEBKVF Description 80 Z XDWRITE EXTENDED(16) 80 M WRITE FILEMARKS(16) 81 Z REBUILD(16) 81 O READ REVERSE(16) 82 Z REGENERATE(16) 82 O ALLOW OVERWRITE 83 O OO O OO Third-party Copy OUT 84 O OO O OO Third-party Copy IN 85 OO O ATA PASS-THROUGH(16) 86 Z ZZ ZZZZZZZ ACCESS CONTROL IN 87 Z ZZ ZZZZZZZ ACCESS CONTROL OUT 88 MMO O O READ(16) 89 O COMPARE AND WRITE 8A OMO O O WRITE(16) 8B O ORWRITE OP DZTPROMAEBKVF Description 8C O O OO O M READ ATTRIBUTE 8D O O OO O O WRITE ATTRIBUTE 8E O O O WRITE AND VERIFY(16) 8F OOO O O VERIFY(16) 90 O O O PRE-FETCH(16) 91 OM O O SYNCHRONIZE CACHE(16) 91 O SPACE(16) 92 Z O LOCK UNLOCK CACHE(16) 92 M LOCATE(16) 93 OM WRITE SAME(16) 93 M ERASE(16) 94 OM ZBC OUT 95 OM ZBC IN 96 97 OP DZTPROMAEBKVF Description 98 99 9A OO WRITE STREAM(16) 9B OOO OOO O READ BUFFER(16) 9C O WRITE ATOMIC(16) 9D SERVICE ACTION BIDIRECTIONAL 9E OM SERVICE ACTION IN(16) 9F M SERVICE ACTION OUT(16)top - bottom
D - Direct Access Block Device (SBC-4) Device Column key .Z - Host Managed Zoned Block Device (ZBC) --------------------- . T - Sequential Access Device (SSC-5) M = Mandatory . P - Processor Device (SPC-2) O = Optional . .R - C/DVD Device (MMC-6) V = Vendor specific . . O - Optical Memory Block Device (SBC) Z = Obsolete -- with . . M - Media Changer Device (SMC-3) [std] identifying . . .A - Storage Array Device (SCC-2) last standard . . . E - SCSI Enclosure Services device (SES-3) . . . B - Simplified Direct-Access (Reduced Block) device (RBC) . . . .K - Optical Card Reader/Writer device (OCRW) . . . . V - Automation/Device Interface device (ADC-4) . . . . F - Object-based Storage Device (OSD-2) . . . . . OP DZTPROMAEBKVF Description A0 MMMO OMMM OMO REPORT LUNS A1 O BLANK A1 OO O ATA PASS-THROUGH(12) A2 OOO O O SECURITY PROTOCOL IN A3 OMO OOMOOOM MAINTENANCE IN A3 O SEND KEY A4 OOO OOOOOOO MAINTENANCE OUT A4 O REPORT KEY A5 Z OM MOVE MEDIUM A5 O PLAY AUDIO(12) A6 O EXCHANGE MEDIUM A6 O LOAD/UNLOAD C/DVD A7 Z Z O MOVE MEDIUM ATTACHED A7 O SET READ AHEAD A8 O OO READ(12) OP DZTPROMAEBKVF Description A8 GET MESSAGE(12) A9 O SERVICE ACTION OUT(12) AA O OO WRITE(12) AA SEND MESSAGE(12) AB O O SERVICE ACTION IN(12) AC O ERASE(12) AC O GET PERFORMANCE AD O READ DVD STRUCTURE AE O O WRITE AND VERIFY(12) AF O O VERIFY(12) B0 ZZ SEARCH DATA HIGH(12) B1 ZZ SEARCH DATA EQUAL(12) B2 ZZ SEARCH DATA LOW(12) B3 Z ZO SET LIMITS(12) B4 Z Z ZO READ ELEMENT STATUS ATTACHED OP DZTPROMAEBKVF Description B5 OOO O O SECURITY PROTOCOL OUT B5 O REQUEST VOLUME ELEMENT ADDRESS B6 O SEND VOLUME TAG B6 O SET STREAMING B7 OO O READ DEFECT DATA(12) B8 Z ZOM READ ELEMENT STATUS B9 O READ CD MSF BA O OOMO REDUNDANCY GROUP (IN) BA O SCAN BB O OOOO REDUNDANCY GROUP (OUT) BB O SET CD SPEED BC O OOMO SPARE (IN) BD O OOOO SPARE (OUT) BD O MECHANISM STATUS BE O OOMO VOLUME SET (IN) OP DZTPROMAEBKVF Description BE O READ CD BF O OOOO VOLUME SET (OUT) BF O SEND DVD STRUCTUREtop - bottom Return to the SCSI Common Codes & Values page