National Instruments VXI-MIO Series - Manual (Page 6)

Table of Contents
 National Instruments Corporation vii VXI-MIO Series User Manual
Power Connections ........................................................................................................4-23
Timing Connections ......................................................................................................4-23
Programmable Function Input Connections ...................................................4-24
Data Acquisition Timing Connections ...........................................................4-25
SCANCLK Signal ............................................................................4-26
EXTSTROBE* Signal ......................................................................4-26
TRIG1 Signal ...................................................................................4-27
TRIG2 Signal ...................................................................................4-28
STARTSCAN Signal .......................................................................4-30
CONVERT* Signal ..........................................................................4-32
AIGATE Signal ................................................................................4-33
SISOURCE Signal ...........................................................................4-34
Waveform Generation Timing Connections ...................................................4-34
WFTRIG Signal ...............................................................................4-36
UPDATE* Signal .............................................................................4-36
UISOURCE Signal ...........................................................................4-37
General-Purpose Timing Signal Connections ................................................4-38
GPCTR0_SOURCE Signal ..............................................................4-38
GPCTR0_GATE Signal ...................................................................4-39
GPCTR0_OUT Signal ......................................................................4-40
GPCTR0_UP_DOWN Signal ..........................................................4-40
GPCTR1_SOURCE Signal ..............................................................4-41
GPCTR1_GATE Signal ...................................................................4-41
GPCTR1_OUT Signal ......................................................................4-42
GPCTR1_UP_DOWN Signal ..........................................................4-43
FREQ_OUT Signal ..........................................................................4-44
Field Wiring Considerations .........................................................................................4-45
Chapter 5
Calibration
Loading Calibration Constants ......................................................................................5-1
Self-Calibration .............................................................................................................5-2
External Calibration ......................................................................................................5-2
Other Considerations .....................................................................................................5-3