National Instruments M Series User Manual page 9

Contents
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
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