5. Activate the spindle break to stop the spindle motor
6. Wait until spindle motor is stopped
7. Perform post process
10.5.4 Standby timer
The standby timer provides a method for the device to automatically enter standby mode from either active
or idle mode following a host programmed period of inactivity. If the device is in the active or idle mode,
the device waits for the specified time period and if no command is received, the device automatically enters
the standby mode.
If the value of SECTOR C O U N T register on Idle command or Standby command is set to 00h, the device
will automatically set the standby timer to 109 minutes.
10.5.5 Status
In the active, idle and standby modes, the device shall have R D Y bit of the status register set. If BSY bit is
not set, device shall be ready to accept any command.
In sleep mode, the device's interface is not active. A host shall not attempt to read the device's status or issue
commands to the device.
10.5.6 Interface Capability for Power Modes
Each power mode affects the physical interface as defined in the following table:
ÚÄÄÄÄÄÄÄÄÄÄÂÂÄÄÄÄÄÄÄÂÄÄÄÄÄÄÄÂÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÂÄÄÄÄÄÄÄÄÄÄÄÄÄÄ¿
³
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³
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³
M e d i a
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³
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x
³
x
³
Y e s
³
A c t i v e
³
³
I d l e
³³
o
³
1
³
Y e s
³
A c t i v e
³
³
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³³
o
³
1
³
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I n a c t i v e
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³
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x
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ÀÄÄÄÄÄÄÄÄÄÄÁÁÄÄÄÄÄÄÄÁÄÄÄÄÄÄÄÁÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÁÄÄÄÄÄÄÄÄÄÄÄÄÄÄÙ
Figure 61. Power conditions
Ready(RDY) is not a power condition. A device may post ready at the interface even though the media may
not be accessible.
Though the interface is inactive in sleep mode, the access to the interface registers and the validity of I N T R Q
is guaranteed for two seconds after Sleep command is completed. After this period, the contents of interface
registers may be lost. Since the contents of interface registers may be invalid, host should N O T check Status
register nor Alternate Status register prior to issuing soft reset to wake up a device.
10.5.7 Initial Power Mode at Power On
After power on or hard reset the device goes to IDLE mode or STANDBY mode depending on the option.
Refer DARA-225000 Final Functional Specification (P/N 25L1618), DARA-218000/215000 Final Func-
tional Specification (P/N 25L1619) or DARA-212000/209000/206000 Final Functional Specification (P/N
25L1620) for the initial power mode selection.
General Operation Descriptions
79
Содержание DARA-206000 - Travelstar 12 GB Hard Drive
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Страница 10: ...viii OEM Specifications of DARA 2xxxxx 2 5 inch HDD Rev 2 1...
Страница 13: ...Figure 2 Breathing hole caution of DARA 2xxxxx General 3...
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Страница 17: ...Part 1 Functional Specification Copyright IBM Corp 1999 7...
Страница 18: ...8 OEM Specifications of DARA 2xxxxx 2 5 inch HDD Rev 2 1...
Страница 37: ...Figure 22 Hole Location of DARA 218000 215000 Figure 23 Hole Location of DARA 225000 Specification 27...
Страница 70: ...60 OEM Specifications of DARA 2xxxxx 2 5 inch HDD Rev 2 1...
Страница 71: ...Part 2 ATA Interface Specification Copyright IBM Corp 1999 61...
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Страница 206: ...Published in Japan S25L 1638 03...