National Instruments 622 Series User Manual

Contents
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Chapter 5
Analog Output
AO Offset and AO Reference Selection ........................................................................... 5-2
Minimizing Glitches on the Output Signal ....................................................................... 5-3
Analog Output Data Generation Methods ........................................................................ 5-3
Software-Timed Generations ....................................................................................5-3
Hardware-Timed Generations...................................................................................5-4
Analog Output Triggering ................................................................................................5-5
Connecting Analog Output Signals .................................................................................. 5-5
Analog Output Timing Signals ......................................................................................... 5-6
AO Start Trigger Signal ............................................................................................5-6
Using a Digital Source...................................................................................... 5-6
Using an Analog Source ...................................................................................5-7
Routing AO Start Trigger Signal to an Output Terminal ................................. 5-7
AO Pause Trigger Signal ..........................................................................................5-7
Using a Digital Source...................................................................................... 5-8
Using an Analog Source ...................................................................................5-8
Routing AO Pause Trigger Signal to an Output Terminal................................5-8
AO Sample Clock Signal ..........................................................................................5-8
Using an Internal Source...................................................................................5-8
Using an External Source ................................................................................. 5-8
Routing AO Sample Clock Signal to an Output Terminal ...............................5-9
Other Timing Requirements .............................................................................5-9
AO Sample Clock Timebase Signal .........................................................................5-9
Getting Started with AO Applications in Software .......................................................... 5-10
Chapter 6
Digital I/O
Static DIO .........................................................................................................................6-2
Digital Waveform Triggering ...........................................................................................6-2
Digital Waveform Acquisition.......................................................................................... 6-3
DI Sample Clock Signal ...........................................................................................6-3
Using an Internal Source...................................................................................6-3
Using an External Source ................................................................................. 6-4
Routing DI Sample Clock to an Output Terminal ............................................6-4
Digital Waveform Generation ..........................................................................................6-4
DO Sample Clock Signal ..........................................................................................6-4
Using an Internal Source...................................................................................6-5
Using an External Source ................................................................................. 6-5
Routing DO Sample Clock to an Output Terminal........................................... 6-5
I/O Protection....................................................................................................................6-5
Programmable Power-Up States.......................................................................................6-6
DI Change Detection ........................................................................................................ 6-7
DI Change Detection Applications ........................................................................... 6-8

National Instruments 622 Series Specifications

General

Brand	National Instruments
Model	622 Series
Category	I/O Systems
Language	English