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20
ST43401N/ND and ST43402ND Reference Manual, Rev. C
Initiator
Host
Host
Adaptor
Initiator
Host
Host
Adaptor
Each device must have a unique SCSI
ID, assigned by its SCSI ID bit.
Data Bus Bit
DB (7)
SCSI ID
DB (15)
Data Bus Bit
SCSI ID
Figure 11. SCSI bus configuration
SCSI Bus
DB (6)
DB (5)
DB (4)
7
6
5
4
DB (14)
DB (13)
DB (12)
15
14
13
12
Target
Drive
Embedded
(logical
Controller
unit)
Target
Drive
Embedded
(logical
Controller
unit)
To same or other SCSI
units. Total must be
16 or less.
DB (3)
DB (2)
DB (1)
DB (0)
3
2
1
DB (11)
DB (10)
DB (9)
DB (8)
11
10
9
0
8
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