Reset Initialization Default Data Adjustments; Scsi Id Configuration Flags; Host Adapter Control - Adaptec AHA-2940UW/OF User Manual

AHA-2940UW/OF and AHA-2944UW/OF User's Guide

Reset Initialization Default Data Adjustments

SCSI ID Configuration Flags

Wide
Bit 5 Initiate Wide SCSI Negotiation
0 This bit is cleared (DISABLED) for SCSI IDs 0 through
7 when it has been sensed that the
been deasserted.
1 This bit is set (ENABLED) for all SCSI IDs when it has
been sensed that the

Host Adapter Control

Fast-20
Bit 1 UltraSCSI Mode
0 This bit is cleared (DISABLED) when the
pin is sensed as being tied to ground.
1 This bit is set (ENABLED) when the
sensed as having an external precision resistor
present.
Autotermination
Bit 0 Automatic Cable-Sensing Termination
0 This bit is cleared (DISABLED) for products that do
not support automatic cable-sensing termination.
1 This bit is set (ENABLED) for products that support
automatic cable-sensing termination.
Bit 7 Automatic Current-Sensing Termination
0 This bit is always cleared (DISABLED).
A-4
WIDEPS
# input has been asserted.
WIDEPS
# input has
/
GND REXT
/ pin is
GND REXT