32

Barracuda 5400.1 Product Manual, Rev. G

 

 

 

Word

Description

Value

 

 

 

 

 

 

 

Configuration information:

0C5AH

 

• Bit 15: 0 = ATA; 1 = ATAPI

 

0

• Bit 7: removable media

 

 

• Bit 6: removable controller

 

 

• Bit 0: reserved

 

 

 

 

1

Number of logical cylinders

16,383

 

 

 

2

ATA-reserved

C837H

3

Number of logical heads

16

 

 

 

4

Retired

0000H

5

Retired

0000H

6

Number of logical sectors per logical

003FH

 

track: 63

 

 

 

 

7–9

Retired

0000H

10–19

Serial number: (20 ASCII characters,

ASCII

 

0000H = none)

 

20

Retired

0000H

21

Retired

1000H

22

Obsolete

0004H

23–26

Firmware revision (8 ASCII character

x.xx

 

string, padded with blanks to end of

 

 

string)

 

 

 

 

27–46

Drive model number: (40 ASCII charac-

ST340015ACE

 

ters, padded with blanks to end of string)

 

 

 

 

47

(Bits 7–0) Maximum sectors per interrupt

8010H

 

on Read multiple and Write multiple (32)

 

 

 

 

48

Reserved

0000H

49

Standard Standby timer, IORDY sup-

2F00H

 

ported and may be disabled

 

 

 

 

50

ATA-reserved

0000H

51

PIO data-transfer cycle timing mode

0200H

52

Retired

0200H

53

Words 54–58, 64–70 and 88 are valid

0007H

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Seagate ST340015ACE manual Word Description Value, 0C5AH