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START/STOP UNIT Command
A SCSI device level 6 byte command for stopping
or starting the platter spindle motor. Regardless of how
any hardware settings have been configured the drive will
respond to this command.
SCSI
Small Computer Systems Interface
A parallel interface allowing the pooling of up to
56 units (computer, printer, storage devices, etc.) on a
single bus although in practice only 8 units are
supported.
Seek Time
The time required for moving the head from the
current track to a specified track. The seek time does
not include the average latency.
Skew
The actual or apparent local spacing (parallel
to the reference edge) between two track elements of a
row (DIN 66010), generally: shift, spacing.
Stepper Motor
Type of drive for head movement with low-cost
hard disk drives.
Sputtering
The application of a magnetic layer without a
binder by means of ionic bombardment in a vacuum.
ST506/412 Interface
This interface is an advancement of the floppy
interface developed by Shugart. This standard interface
for hard disks allows transfer rates of up to
5Mbits/second.
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