User`s guide

142 Agilent VISA User’s Guide
Glossary
VISA alias
A string that can be used instead of a resource descriptor in VISA
programs. Using VISA aliases rather than hard-coded resource
descriptors makes your programs more portable. You can define
VISA aliases for your instruments in Connection Expert.
VISA COM
The VXIplug&play specification for a COM-compliant VISA I/O
library and its implementation. Agilent VISA
COM is part of the
Agilent IO Libraries Suite.
VISA Instrument Control Resources
The VISA definition of device-specific resource classes. VISA
Instrument Control Resources include all VISA-defined device and
interface capabilities for direct, low-level instrument control.
VISA name
The prefix of a VISA address, also called the VISA interface ID.
The VISA name specifies the interface.
VISA resource manager
The part of VISA that manages resources. This management includes
support for opening, closing, and finding resources, setting attributes,
retrieving attributes, and generating events on resources.
VISA resource template
The part of VISA that defines the basic constraints and interface
definition for the creation and use of a VISA resource. Each VISA
resource must derive its interface from the VISA resource template.
VXI Resource Manager
A software utility that initializes and prepares a VXI system for use.
The VXI Resource Manager is part of the Agilent IO Libraries Suite.