3-8 Ultra320 SCSI Host Adapter Characteristics
Version 2.3 Copyright © 2002–2004, 2006 by LSI Logic Corporation. All rights reserved.
3.1.4 LSI21320 Dual Channel Host Adapters
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 Figure 3.4 for details.
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:
During system initialization, the system loads the ID numbers into the
Subsystem Vendor ID and Subsystem ID registers of the embedded
SCSI controller.
Host Adapter Chip Subsystem Vendor ID Subsystem ID
LSI21320 1030 0x1000 10D0
LSI21320-R 1030 0x1000 30E0
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