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National Instruments NI 783xR User Manual

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NI 783xR User Manual

Contents

About This Manual

Conventions ...................................................................................................................vii
Reconfigurable I/O Documentation...............................................................................viii
Related Documentation..................................................................................................ix

Chapter 1
Introduction

About the NI 783xR.......................................................................................................1-1
Using PXI with CompactPCI.........................................................................................1-2
Overview of Reconfigurable I/O ...................................................................................1-3

Reconfigurable I/O Concept............................................................................1-3

Flexible Functionality .......................................................................1-3
User-Defined I/O Resources .............................................................1-4
Device-Embedded Logic and Processing .........................................1-4

Reconfigurable I/O Architecture .....................................................................1-4
Reconfigurable I/O Applications.....................................................................1-5

Software Development ..................................................................................................1-5

LabVIEW FPGA Module................................................................................1-5
LabVIEW Real-Time Module .........................................................................1-6

Cables and Optional Equipment ....................................................................................1-7
Custom Cabling .............................................................................................................1-8
Safety Information .........................................................................................................1-9

Chapter 2
Hardware Overview of the NI 783x
R

NI 7830R Overview.......................................................................................................2-2
NI 7831R/7833R Overview ...........................................................................................2-2
Analog Input ..................................................................................................................2-2

Input Modes.....................................................................................................2-3
Input Range .....................................................................................................2-4

Connecting Analog Input Signals ..................................................................................2-4
Types of Signal Sources ................................................................................................2-6

Floating Signal Sources...................................................................................2-6
Ground-Referenced Signal Sources ................................................................2-6