Seagate ST3660A Product Manual - Page 32

Description, Value

Page 32 highlights

24 Medalist XE Family Product Manual, Rev. B continued from previous page Word 10-19 20 21 22 23-26 27-46 47 48 49 50 51 52 53 54 55 56 Description Serial number: (20 ASCII characters, 0000H = not specified) Controller type = dual-ported multisector buffer with caching Buffer size (number of 512byte sectors) Number of ECC bytes available (R/W Long) Firmware revision (8 ASCII character string). Drive model number (40 ASCII characters, padded to end of string) Maximum sectors per interrupt on read/write multiple Double word I/O (not supported) DMA data transfer and IORDY (supported) ATA reserved PIO data transfer cycle timing mode Single-word DMA transfer cycle timing mode Bit 0 = 1 indicates the fields reported in words 54-58 are valid; Bit 1 = 1 indicates the fields reported in words 64-8 are valid. Number of cylinders (current emulation mode) Number of heads (current emulation mode) Number of sectors per track (current emulation mode) Value Drive-unique value expressed as ASCII characters 0003H 00F0H (240D) 0010H (16D) Drive-dependent string Drive-dependent string: ST3xxxA 0010H 0000H 0B00H 0000H 0200H 0200H 0003H See Section 1. See Section 1. See Section 1.

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Word
Description
Value
10–19
Serial number: (20 ASCII
characters, 0000
H
= not
specified)
Drive-unique value
expressed as ASCII
characters
20
Controller type = dual-ported
multisector buffer with
caching
0003
H
21
Buffer size (number of 512-
byte sectors)
00F0
H
(240
D
)
22
Number of ECC bytes
available (R/W Long)
0010
H
(16
D
)
23–26
Firmware revision (8 ASCII
character string).
Drive-dependent string
27–46
Drive model number (40
ASCII characters, padded to
end of string)
Drive-dependent string:
ST3
xxx
A
47
Maximum sectors per
interrupt on read/write
multiple
0010
H
48
Double word I/O (not
supported)
0000
H
49
DMA data transfer and
IORDY (supported)
0B00
H
50
ATA reserved
0000
H
51
PIO data transfer cycle
timing mode
0200
H
52
Single-word DMA transfer
cycle timing mode
0200
H
53
Bit 0 = 1 indicates the fields
reported in words 54–58 are
valid;
Bit 1 = 1 indicates the fields
reported in words 64–8 are
valid.
0003
H
54
Number of cylinders (current
emulation mode)
See Section 1.
55
Number of heads (current
emulation mode)
See Section 1.
56
Number of sectors per track
(current emulation mode)
See Section 1.
continued from previous page
24
Medalist XE Family Product Manual, Rev. B