Seagate ST19171DC, Product Manual

Page: 54 / 94

44 Barracuda 9 Product Manual, Rev. C
9.3 SCSI interface commands supported
Table 7 lists the SCSI interface commands that are supported in the SCSI-2 and SCSI-3 modes of the drive.
OEM standard drives are shipped set to operate in SCSI-2/SCSI-3 mode. Barracuda family drives can be
changed back and forth between SCSI-1, SCSI-2, and SCSI-3 modes using the Change Definition command.
Table 7: Commands supported by Barracuda 9 family drive
Command Name Command Code
Supported by
ESP SCSI-2/3
Change definition 40h Y
Compare 39h N
Copy 18h N
Copy and verify 3Ah N
Format unit [1] 04h Y
Block format N
Bytes from index Y
Physical sector format Y
DPRY bit supported Y
DCRT bit supported Y
STPF bit supported Y
IP bit supported Y
DSP bit supported Y
IMMED bit supported Y
VS (vendor specific) bit N
Inquiry 12h Y
Date code page (C1h) Y
Device behavior page (C3h) Y
Firmware numbers page (C0h) Y
Implemented operating definitions page (81h) Y
Jumper settings page (C2h) Y
Supported vital product data pages (0h) Y
Unit serial number page (80h) Y
Lock-unlock cache 36h N
Log select 4Ch Y
DU bit N
DS bit Y
TSD bit Y
ETC bit N
TMC bit N
LP bit N
Log sense 4Dh Y
Cache statistics page (37h) Y
Non-medium error page (06h) Y
Pages supported list (00h) Y
Power-on time page (3Eh) Y
Read error counter page (03h) Y
S.M.A.R.T. status log page (2Fh) N
S.M.A.R.T. attribute log page (30h) N
Verify error counter page (05h) Y
Write error counter page (02h) Y