Hitachi HDT725025VLA380 Specifications - Page 257
Standby Immediate E0h/94h
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12.44 Standby Immediate (E0h/94h) Table 153: Standby Immediate (E0h/94h) Command Block Output Registers Register 7 6 5 4 3 2 1 0 Data Feature Sector Count Sector Number Cylinder Low Cylinder High Device/Head 1 - 1 D - - - - Command 1 1 1 0 0 0 0 0 Command Block Input Registers Register 7 6 5 4 3 2 1 0 Data Error see below Sector Count Sector Number Cylinder Low Cylinder High Device/Head Status see below 76 CRC UNC 00 Error Register 54 3 2 1 0 0 IDN 0 ABT T0N AMN 00 0 V 0 0 Status Register 7 654 3 2 1 0 BSY RDY DF DSC DRQ COR IDX ERR 0 V0V - 0 - V The Standby Immediate command causes the device to enter the Standby mode immediately. The device is spun down but the interface remains active. If the device is already spun down, the spin down sequence is not executed. During the Standby mode the device will respond to commands, however there will be a delay while waiting for the spindle to reach operating speed. The Standby Immediate command will not affect the auto power down time-out parameter. Deskstar T7K500 Hard Disk Drive Specification 243