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Table of Contents
AT-MIO-16X User Manual vi
©
National Instruments Corporation
Analog Output Reference Selection............................................................... 2-11
Analog Output Polarity Selection .................................................................. 2-12
Digital I/O Configuration ............................................................................................. 2-12
Board and RTSI Clock Configuration.......................................................................... 2-12
Hardware Installation ................................................................................................... 2-13
Signal Connections....................................................................................................... 2-14
Signal Connection Descriptions..................................................................... 2-17
Analog Input Signal Connections .................................................................. 2-19
Types of Signal Sources................................................................................. 2-21
Floating Signal Sources................................................................... 2-21
Ground-Referenced Signal Sources................................................. 2-21
Input Configurations ...................................................................................... 2-21
Differential Connection Considerations (DIFF Input
Configuration)............................................................................... 2-22
Differential Connections for Ground-Referenced Signal
Sources.......................................................................................... 2-23
Differential Connections for Nonreferenced or Floating
Signal Sources .............................................................................. 2-24
Single-Ended Connection Considerations....................................... 2-26
Single-Ended Connections for Floating Signal Sources
(RSE Configuration)..................................................................... 2-27
Single-Ended Connections for Grounded Signal Sources
(NRSE Configuration).................................................................. 2-28
Common-Mode Signal Rejection Considerations ........................... 2-29
Analog Output Signal Connections................................................................ 2-29
Digital I/O Signal Connections...................................................................... 2-31
Power Connections ........................................................................................ 2-32
Timing Connections for Data Acquisition and Analog Output ..................... 2-33
SCANCLK Signal ........................................................................... 2-33
EXTSTROBE* Signal..................................................................... 2-33
EXTCONV* Signal......................................................................... 2-34
EXTTRIG* Signal........................................................................... 2-35
EXTGATE* Signal.......................................................................... 2-36
EXTTMRTRIG* Signal .................................................................. 2-36
Counter Signal Connections ............................................................ 2-37
Field Wiring Considerations......................................................................................... 2-42
Cabling Considerations for the AT-MIO-16X with 50-Pin I/O Connector ................. 2-43
Cabling Considerations for the AT-MIO-16X with 68-Pin I/O Connector ................. 2-44