Chapter 1 introduction, About the mxi-3 system, Description and features – National Instruments 8330 Series User Manual

Page 10: Large system size, About the mxi-3 system -1, Description and features -1, Large system size -1, Introduction

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PXI-PCI 8330 Series User Manual

1

Introduction

This chapter describes the PXI-PCI 8330 Series, lists what you need to
get started, and explains how to unpack and set up your hardware. The
four products in this series are the PCI-8330, the PXI-8330, the PCI-8335,
and the PXI-8335. The PXI-PCI 8330 Series incorporates MXI-3
technology. The terms MXI-3, MXI-3 card and MXI-3 system in this
manual refer to both the PCI MXI-3 and PXI MXI-3 cards and systems,
unless otherwise noted.

About the MXI-3 System

Description and Features

MXI-3 is a PCI master/slave system implementing the PCI-PCI bridge
register set. It couples two physically separate buses with either a copper or
fiber-optic data link capable of 1.5 Gbit/s serial data rates. With the MXI-3
system, you can do the following:

•

Control a PXI/CompactPCI backplane with either a PCI or
PXI/CompactPCI host system

•

Increase the available number CompactPCI or PXI slots for your
application

•

Physically separate the measurement or automation system from the
host PC

•

Combine PCI, CompactPCI, and PXI devices in the same system

Note

Your MXI-3 card will work in any standard CompactPCI chassis adhering to the

PICMG CompactPCI 2.0 R2.1 specification.

Large System Size

You can use MXI-3 to control PXI-PCI devices on up to 255 buses from
any PCI-based system, provided the BIOS supports such a configuration.
You can use either a daisy-chain or a star configuration, with maximum
bus-to-bus distances of 10 meters (copper cable) or 200 meters (fiber-optic
cable).

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