Measurement Computing PCI-DAS6071 - Manual (Page 3)

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Table of Contents
Preface
About this User's Guide ....................................................................................................................... 5
What you will learn from this user's guide ......................................................................................................... 5
Conventions in this user's guide ......................................................................................................................... 5
Where to find more information ......................................................................................................................... 5
Chapter 1
Introducing the PCI-DAS6071 .............................................................................................................. 6
Overview: PCI-DAS6071 features ..................................................................................................................... 6
Software features ................................................................................................................................................ 6
Chapter 2
Installing the PCI-DAS6071 .................................................................................................................. 7
What comes with your PCI-DAS6071 shipment? .............................................................................................. 7
Hardware .......................................................................................................................................................................... 7
Documentation .................................................................................................................................................................. 7
Optional components ........................................................................................................................................................ 7
Unpacking the board ........................................................................................................................................... 8
Installing the software ........................................................................................................................................ 8
Installing the hardware ....................................................................................................................................... 8
Configuring the hardware ................................................................................................................................... 8
Differential input mode ..................................................................................................................................................... 9
Single-ended input mode .................................................................................................................................................. 9
Non-referenced single-ended input mode ......................................................................................................................... 9
DAQ-Sync configuration .................................................................................................................................................. 9
D/A external reference ...................................................................................................................................................... 9
Signal connections ............................................................................................................................................ 10
SCSI connector ................................................................................................................................................................10
DAQ-Sync Connector and Pinout ....................................................................................................................................13
Field wiring, signal termination and conditioning ...........................................................................................................14
Chapter 3
Functional Details ............................................................................................................................... 15
Basic architecture ............................................................................................................................................. 15
Auxiliary input & output interface ...................................................................................................................................15
DAQ-Sync signals ...........................................................................................................................................................16
DAQ signal timing............................................................................................................................................ 18
SCANCLK signal ............................................................................................................................................................18
STARTSCAN signal ........................................................................................................................................................18
A/D START TRIGGER signal ........................................................................................................................................19
A/D STOP TRIGGER signal ...........................................................................................................................................20
SSH signal .......................................................................................................................................................................21
A/D CONVERT signal ....................................................................................................................................................21
A/D PACER GATE signal ...............................................................................................................................................21
A/D EXTERNAL TIME BASE signal ............................................................................................................................22
A/D STOP signal .............................................................................................................................................................22
ATRIG signal ...................................................................................................................................................................22
Waveform generation timing signals ................................................................................................................ 27
D/A START TRIGGER signal ........................................................................................................................................27
D/A CONVERT signal ....................................................................................................................................................28
D/A EXTERNAL TIME BASE signal ............................................................................................................................28
General-purpose counter signal timing ............................................................................................................. 29
CTR1 CLK signal ............................................................................................................................................................29
CTR1 GATE signal .........................................................................................................................................................30
CTR1 OUT signal ............................................................................................................................................................30
CTR2 CLK signal ............................................................................................................................................................30