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Seagate ST3250312AS Barracuda 7200.10 SATA Product Manual - Page 58

Description if bit is set to 1, Word 63, Word 88

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Note. See the bit descriptions below for words 63, 88, and 93 of the Identify Drive data. Description (if bit is set to 1) Bit Word 63 0 Multiword DMA mode 0 is supported. 1 Multiword DMA mode 1 is supported. 2 Multiword DMA mode 2 is supported. 8 Multiword DMA mode 0 is currently active. 9 Multiword DMA mode 1 is currently active. 10 Multiword DMA mode 2 is currently active. Bit Word 88 0 Ultra DMA mode 0 is supported. 1 Ultra DMA mode 1 is supported. 2 Ultra DMA mode 2 is supported. 3 Ultra DMA mode 3 is supported. 4 Ultra DMA mode 4 is supported. 5 Ultra DMA mode 5 is supported. 6 Ultra DMA mode 6 is supported. 8 Ultra DMA mode 0 is currently active. 9 Ultra DMA mode 1 is currently active. 10 Ultra DMA mode 2 is currently active. 11 Ultra DMA mode 3 is currently active. 12 Ultra DMA mode 4 is currently active. 13 Ultra DMA mode 5 is currently active. 14 Ultra DMA mode 6 is currently active. 52 Barracuda 7200.10 Serial ATA Product Manual, Rev. K

Section	Page
1.0 Introduction	7
1.1 About the Serial ATA interface	8
2.0 Drive specifications	9
2.1 Specification summary tables	9
2.2 Formatted capacity	32
2.2.1 LBA mode	32
2.3 Default logical geometry	32
2.4 Recording and interface technology	33
2.5 Physical characteristics	34
2.6 Seek time	35
2.7 Start/stop times	35
2.8 Power specifications	36
2.8.1 Power consumption	36
2.8.1.1 Typical current profiles	37
2.8.2 Conducted noise	37
2.8.3 Voltage tolerance	37
2.8.4 Power-management modes	38
2.9 Environmental specifications	39
2.9.1 Ambient temperature	39
2.9.2 Temperature gradient	39
2.9.3 Humidity	39
2.9.3.1 Relative humidity	39
2.9.3.2 Wet bulb temperature	39
2.9.4 Altitude	39
2.9.5 Shock	39
2.9.5.1 Operating shock	39
2.9.5.2 Nonoperating shock	40
2.9.6 Vibration	40
2.9.6.1 Operating vibration	40
2.9.6.2 Nonoperating vibration	40
2.10 Acoustics	41
2.10.1 Test for Prominent Discrete Tones (PDTs)	41
2.11 Electromagnetic immunity	42
2.12 Reliability	43
2.12.1 Annualized Failure Rate (AFR) and Mean Time Between Failures (MTBF)	43
2.13 Agency certification	43
2.13.1 Safety certification	43
2.13.2 Electromagnetic compatibility	43
2.13.3 FCC verification	44
2.14 Environmental protection	45
2.14.1 European Union Restriction of Hazardous Substances (RoHS) Directive	45
2.14.2 China Restriction of Hazardous Substances (RoHS) Directive	45
2.15 Corrosive environment	45
3.0 Configuring and mounting the drive	47
3.1 Handling and static-discharge precautions	47
3.2 Configuring the drive	48
3.3 Serial ATA cables and connectors	48
3.4 Drive mounting	49
4.0 Serial ATA (SATA) interface	51
4.1 Hot-Plug compatibility	51
4.2 Serial ATA device plug connector pin definitions	52
4.3 Supported ATA commands	53
4.3.1 Identify Device command	55
4.3.2 Set Features command	59
4.3.3 S.M.A.R.T. commands	60
5.0 Seagate Technology support services	61
Index	63
A	63
B	63
C	63
D	63
E	63
F	63
G	63
H	63
I	64
K	64
L	64
M	64
N	64
O	64
P	64
Q	64
R	64
S	65
T	65
U	65
V	65