Agilent Technologies E2094S Guia do Utilizador descarregar pdf (Página 136)

136 Agilent VISA User’s Guide

Glossary

interface messages

GPIB commands encoded as individual bytes. Also called GPIB

commands or command bytes.

interface session

A session that communicates and controls parameters affecting an

entire interface.

interrupt

An asynchronous event that requires attention and actions that are

out of the normal flow of control of a program.

IO Control

The icon in the Windows notification area (usually the lower right

corner of your screen). The IO Control gives you access to Agilent

I/O utilities such as Connection Expert, Agilent I/O documentation,

and VISA options.

IO Libraries

Application programming interfaces (APIs) for direct I/O

communication between applications and devices. There are four

Agilent IO Libraries in the Agilent IO Libraries Suite: VISA, VISA

COM, SICL, and Agilent 488.

Listener

A device that can receive data from the bus when instructed

(addressed to listen) by the System Controller.

lock

A state that prohibits other users from accessing a resource such as a

device or interface.

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