Download VXI-USB User Manual - National Instruments

Chapter 1
Introduction
The VXI-USB links the computer to the VXIbus and converts USB data
transfers into VXIbus data transfers and vice versa. The VXI-USB includes
additional USB Series A ports you can use to connect other USB devices.
VXI-USB Front Panel Features
The VXI-USB has the following front panel features:
•
Front panel LEDs
–
FAILED—Indicates the VXI-USB is asserting SYSFAIL on the
bus due to a controller failure.
–
SYSFAIL—Indicates the VMEbus SYSFAIL line is asserted by
the VXI-USB or another device on the bus.
–
VXI—Indicates the VXI-USB is being accessed as a VXI slave.
–
ONLINE
•
Green—Indicates the VXI-USB is configured by Resman.
•
Amber—Indicates the VXI-USB is not configured by
Resman.
–
USB—Indicates there is USB traffic to/from the VXI-USB (this
excludes any traffic to all other downstream USB devices).
–
LINK
•
Green—Indicates the VXI-USB is connected to a USB host
and has a full-speed (USB 1.x, 12 Mbps) connection.
•
Amber—Indicates the VXI-USB is connected to a USB host
and has a high-speed (USB 2.0, 480 Mbps) connection.
•
One host (Series B) USB connector
•
Two device (Series A) USB connectors
•
Three SMB connectors
•
© National Instruments Corporation
–
Trigger input
–
Trigger output
–
External clock
System reset pushbutton
1-3
VXI-USB User Manual