National Instruments NI cDAQ-9178 User Manual

Contents
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AI Start Trigger Signal ............................................................................................. 2-5
Using a Digital Source...................................................................................... 2-5
Using an Analog Source ................................................................................... 2-5
Routing AI Start Trigger to an Output Terminal .............................................. 2-5
AI Reference Trigger Signal..................................................................................... 2-5
Using a Digital Source...................................................................................... 2-6
Using an Analog Source ................................................................................... 2-6
Routing the Reference Trigger Signal to an Output Terminal..........................2-7
AI Pause Trigger Signal............................................................................................ 2-7
Using a Digital Source...................................................................................... 2-7
Using an Analog Source ................................................................................... 2-7
Getting Started with AI Applications in Software............................................................ 2-7
Chapter 3
Analog Output
Analog Output Data Generation Methods ........................................................................ 3-1
Software-Timed Generations .................................................................................... 3-1
Hardware-Timed Generations................................................................................... 3-2
Buffered Analog Output ...................................................................................3-2
Analog Output Triggering Signals.................................................................................... 3-3
Analog Output Timing Signals ......................................................................................... 3-3
AO Sample Clock Signal .......................................................................................... 3-3
Routing AO Sample Clock to an Output Terminal........................................... 3-3
AO Sample Clock Timebase Signal .........................................................................3-4
AO Start Trigger Signal ............................................................................................ 3-4
Using a Digital Source...................................................................................... 3-4
Using an Analog Source ................................................................................... 3-4
Routing AO Start Trigger Signal to an Output Terminal ................................. 3-4
AO Pause Trigger Signal ..........................................................................................3-5
Using a Digital Source...................................................................................... 3-5
Using an Analog Source ................................................................................... 3-5
Minimizing Glitches on the Output Signal .......................................................................3-6
Getting Started with AO Applications in Software ..........................................................3-6
Chapter 4
Digital Input/Output and PFI
Digital Input/Output.......................................................................................................... 4-1
Serial DIO versus Parallel DIO Modules .................................................................4-1
Static DIO .................................................................................................................4-2
Digital Input.............................................................................................................. 4-2
Digital Input Triggering Signals .......................................................................4-2
Digital Input Timing Signals ............................................................................4-2
Digital Input Filters...........................................................................................4-6
Getting Started with DI Applications in Software............................................4-7
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National Instruments NI cDAQ-9178 Specifications

General

Brand	National Instruments
Model	NI cDAQ-9178
Category	Chassis
Language	English