Definition: Disk Drive Controller


The hard disk drive controller electronics which include the disk controller and the interface controller. (See also disk controller and interface controller.)




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Data Recovery Fact

Ultra SCSI

Provides 20 MB/s transfers over an 8-bit bus or 40 MB/s transfers over a 16-bit Wide SCSI bus. Also known as Fast-20 SCSI, this feature is most commonly found in SCSI-3 drives.

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