SCSI Interface
SCSI (Small Computer System Interface) is a more flexible drive interface than IDE because it can accommodate many devices that are not hard disk drives. The following are common uses for SCSI:
High-performance and high-capacity hard drives
Image scanners
Removable-media drives such as Zip, Jaz, and Castlewood Orb
High-performance laser printers
High-performance optical drives, including CD-ROM, CD-R, CD-RW, DVD-ROM, and others
So-called Narrow SCSI host adapters (which use an 8-bit data channel) can accommodate up to seven devices of different varieties on a single connector. Wide SCSI host adapters use a 16-bit data channel and accommodate up to 15 devices on a single connector.
Multiple Device Support with SCSI Host Adapters
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