User`s manual

Terms Used In This Manual

The following is a list of terms used in this manual. For more information

on these terms, see Appendix A, "Terms and Definitions."

Bus Request Level The bus request level is a priority at which the

Command Module can request the use of the data transfer bus.

Cardcage A cardcage is a VXIbus mainframe which allows

instruments on a card to be plugged in and operate in a VXI

environment. The Agilent E1401A Mainframe is an example of an

Agilent cardcage.

CLK10 This is the 10 MHz system clock. Clk10 is usually

provided by the system controller.

Command Module Primary GPIB Address The primary GPIB

address identifies the GPIB port.

C-SCPI Compiled SCPI is a set of C programming tools that allow

you to program register-based instruments using the high-level

SCPI language.

Data Transfer Bus The data transfer bus (DTB) is used for

addressing and data transfer.

Downloadable Device Drivers Device drivers enable

Command Module with SCPI Commands. Some drivers are

installed at the factory and other have to be installed by the user.

GPIB GPIB is Agilent Technologies’ implementation of

ANSI/IEEE Standard 488.1-1978 "IEEE Standard Digital Interface

for Programmable Instrumentation."

Instrument In this manual an instrument refers to an instrument on

a card that can be plugged into a VXI cardcage.

Logical Address The logical address is used to identify an

instrument in a VXIbus system.

Mainframe A mainframe is a VXIbus cardcage which allows

instruments on a card to be plugged in and operate in a VXI

environment. The Agilent E1401A is an example of an Agilent

mainframe.

Module A module is an instrument on a card.

11 C-Size VXIbus Configuration Guide