Travelstar 80GN Hard Disk Drive Specification
193
14.0 Time-out values
The timing of BSY and DRQ in Status Register are shown in the table below.
The abbreviations "ns", "
µ
s", "ms" and "sec" mean nanoseconds, microseconds, milliseconds and seconds,
respectively.
Table 131: Time-out values
INTERVAL
START
STOP
TIME-OUT
Power On
Device Busy After
Power On
Power On
Status Register BSY=1
400 ns
Device Ready After
Power On
Power On
Status Register BSY=0
and RDY=1
31 sec
Software
Reset
Device Busy After Soft-
ware Reset
Device Control Regis-
ter RST=1
Status Register BSY=1
400 ns
Device Ready After
Software Reset
Device Control Regis-
ter RST=0 After RST=1
Status Register BSY=0
and RDY=1
31 sec
Hard Reset
Device Busy After Hard
Reset
Bus RESET Signal
Asserted
Status Register BSY=1
400 ns
Device Ready After
Hard Reset
Bus RESET Signal
Asserted
Status Register BSY=0
and RDY=1
31 sec
Data In Com-
mand
Device Busy After Com-
mand Code Out
OUT To Command
Register
Status Register BSY=1
400 ns
Interrupt, DRQ For Data
Transfer In
Status Register BSY=1
Status Register BSY=0
and DRQ=1 Interrupt
30 sec
Device Busy After Data
Transfer In
256th Read From Data
Register
Status Register BSY=1
10
µ
s
Data Out Com-
mand
Device Busy After Com-
mand Code Out
OUT to Command Reg-
ister
Status Register BSY=1
400 ns
Data Request For Data
Transfer Out
Status Register BSY=1
Status Register BSY=0
and DRQ=1
700
µ
s
(Note 3)
Device Busy After Data
Transfer Out
256th Write From Data
Register
Status Register BSY=1
5
µ
s
Interrupt For Data
Transfer Out
Status Register BSY=1
Status Register BSY=0
and RDY=1 Interrupt
30 sec
(Note 1)
Non-Data
Command
Device Busy After Com-
mand Code Out
OUT to Command Reg-
ister
Status Register BSY=1
400 ns
Interrupt For Command
Complete
Status Register BSY=1
Interrupt
30 sec
(Note 2)
DMA Data
Transfer Com-
mand
Device Busy After Com-
mand Code Out
OUT to Command Reg-
ister
Status Register BSY=1
400 ns
Содержание IC25N020ATMR04
Страница 4: ......
Страница 10: ...15 2 SET FEATURES Commands Support Coverage 197 15 3 Changes from Travelstar 60GH and 40GN 198 ...
Страница 14: ......
Страница 20: ...Travelstar 80GN Hard Disk Drive Specification 10 ...
Страница 21: ...Travelstar 80GN Hard Disk Drive Specification 11 Part 1 Functional specification ...
Страница 22: ...Travelstar 80GN Hard Disk Drive Specification 12 ...
Страница 24: ...Travelstar 80GN Hard Disk Drive Specification 14 ...
Страница 34: ...Travelstar 80GN Hard Disk Drive Specification 24 ...
Страница 48: ...Travelstar 80GN Hard Disk Drive Specification 38 ...
Страница 67: ...Travelstar 80GN Hard Disk Drive Specification 57 Part 2 Interface specification ...
Страница 68: ...Travelstar 80GN Hard Disk Drive Specification 58 ...
Страница 70: ...Travelstar 80GN Hard Disk Drive Specification 60 ...
Страница 72: ...Travelstar 80GN Hard Disk Drive Specification 62 September 19 2003 10 28 am ...
Страница 100: ...Travelstar 80GN Hard Disk Drive Specification 90 ...
Страница 106: ...Travelstar 80GN Hard Disk Drive Specification page 96 ...
Страница 131: ...Travelstar 80GN Hard Disk Drive Specification 121 ...
Страница 202: ...Travelstar 80GN Hard Disk Drive Specification 192 ...
Страница 209: ...Travelstar 80GN Hard Disk Drive Specification 199 ...
Страница 210: ...Travelstar 80GN Hard Disk Drive Specification 200 ...
Страница 213: ...Hitachi Global Storage Technologies V Vibration 33 W Write Buffer 177 Write Cache function 87 Z Zone 16 ...