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Chapter 2 Function Reference — AI_Clear
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National Instruments Corporation 2-5 NI-DAQ FRM for PC Compatibles
AI_Clear
Format
status = AI_Clear (deviceNumber)
Purpose
Clears the analog input circuitry and empties the FIFO memory.
Parameters
Input
Using This Function
AI_Clear clears the analog input circuitry and empties the analog input FIFO memory.
AI_Clear also clears any analog input error conditions. Call AI_Clear before AI_Setup to
clear out the A/D FIFO memory before any series of externally triggered conversions begins.
Name Type Description
deviceNumber i16 assigned by configuration utility