ATA Bus Interface and ATA Commands
Quantum Fireball Plus AS 10.2/20.5/30.0/40.0/60.0 GB AT
6-67
60–61
10.2AT = 20,066,251
20.5AT = 40,132,503
30.0AT = 58,633,344
40.0AT = 78,177,792
60.0AT = 117,266,688
Total number of User Addressable Sectors
(LBA Mode only)
62
15–8
7–0
N/A
Retired
63
15–8
7–0
4
7
Multiword DMA transfer mode active (Mode 2)
(Default)
Multiword DMA transfer modes supported (Mode 2)
64
3
Advanced PIO Mode is supported
65
120
Minimum multiword DMA transfer cycle time (ns) per
word
66
120
Manufacturer’s recommended multiword DMA cycle
time (ns)
67
120
Manufacturer’s PIO cycle time (ns) without flow control
68
120
Manufacturer’s PIO cycle time (ns) with flow control
80
5
4
3
2
1
0
3E
Major version number 0000h or FFFFh =
device does not report version
1 = supports ATA/ATAPI-5
1 = supports ATA/ATAPI-4
1 = supports ATA-3
1 = supports ATA-2
1 = supports ATA-1
Reserved
81
15h
Minor version number
0000h or FFFFh = device does not report version
82
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
306Bh
Command set supported. If words 82 and 83 = 0000h
or FFFFh command set notification not supported
Obsolete
1 = NOP command supported
1 = READ BUFFER command supported
1 = WRITE BUFFER command supported
Obsolete
1 = Host Protected Area feature set supported
1 = DEVICE RESET command supported
1 = SERVICE interrupt supported
1 = release interrupt supported
1 = look-ahead supported
1 = write cache supported
1 = supports PACKET command feature set
1 = supports Power Management feature set
1 = supports Removable Media feature set
1 = supports Security Mode feature set
1 = supports SMART feature set
WORDS
WORDS
WORDS
WORDS
1
11
1
PARAMETER DESCRIPTION
PARAMETER DESCRIPTION
PARAMETER DESCRIPTION
PARAMETER DESCRIPTION
(Statements below are true if the bit is set to 1)
(Statements below are true if the bit is set to 1)
(Statements below are true if the bit is set to 1)
(Statements below are true if the bit is set to 1)
WORD
WORD
WORD
WORD
BIT
BIT
BIT
BIT
BIT
BIT
BIT
BIT
VALUE
VALUE
VALUE
VALUE
Summary of Contents for FIREBALL PLUS AS 10.2
Page 12: ...About This Manual 1 4 Quantum Fireball Plus AS 10 2 20 5 30 0 40 0 60 0 GB AT ...
Page 16: ...General Description 2 8 Quantum Fireball Plus AS 10 2 20 5 30 0 40 0 60 0 GB AT ...
Page 61: ...Basic Principles of Operation Quantum Fireball Plus AS 10 2 20 5 30 0 40 0 60 0 GB AT 5 16 ...
Page 62: ...Basic Principles of Operation 5 17 Quantum Fireball Plus AS 10 2 20 5 30 0 40 0 60 0 GB AT ...
Page 162: ...Index I 4 Quantum Fireball Plus AS 10 2 20 5 30 0 40 0 60 0 GB AT ...