3.1.4 LSI21320 Dual Channel Host Adapters
3-8
The LSI21320 series of host adapters are dual channel Ultra320 SCSI host
adapters that provide two Ultra320 SCSI channels. The SCSI Channel A
interface is made through connectors J2 and J4. The SCSI Channel B
interface is made through connector J3. See
Features of the LSI21320 series of host adapters are:
•
Two independent Ultra320 SCSI channels
•
Three SCSI connectors:
–
One external 68-pin HD connector
–
Two internal 68-pin HD connectors
•
LVD/SE termination
•
Integrated RAID (IR) solution applies to the "R" cards only
•
Fusion-MPT architecture
Details of the LSI21320 series of host adapters are:
•
J1: PCI and PCI-X, 64-bit, universal type board edge connector
•
J2: 68-pin HD cable right-angle external connector
•
J3 and J4: 68-pin HD right-angle internal connectors
•
J6: 4-pin low density unshrouded right-angle LED connector
•
Subsystem Vendor ID and Subsystem IDs are:
Host Adapter
LSI21320
LSI21320-R
During system initialization, the system loads the ID numbers into the
Subsystem Vendor ID and Subsystem ID registers of the embedded
SCSI controller.
Ultra320 SCSI Host Adapter Characteristics
Version 2.3
Copyright © 2002–2004, 2006 by LSI Logic Corporation. All rights reserved.
Chip
Subsystem Vendor ID
1030
0x1000
1030
0x1000
Figure 3.4
for details.
Subsystem ID
10D0
30E0