HP 2240 User Manual
Page 187
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C-4
Table C–1. SCSI Bus Differences
Transfer
Rate
Data Bus
Width
Maximum
Addresses*
Maximum
Cable
Length
Device
Physical
Location
Controller
Embedded or
Plugable
Narrow, Single-
Ended
up to
8 bits
8
6.0 meters
internal and
embedded
up to
5 Mbytes
per second
(19.6 feet)
external
Fast, Wide Dif-
ferential
up to
16 bits
16
25 meters
internal and
embedded
up to
20 Mbytes
per second
(82 feet)
external
Ultra, Wide
Single–Ended**
up to
40 Mbytes
per second
16 bits
16
3.0 meters
(9.84 feet)
internal and
external
embedded
* Address 7 is reserved for host controller use on both buses.
** Only 2 external devices allowed (total of 4 devices).
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