National Instruments M Series User Manual

Also see for M Series: User manual User manual User manual User guide Installation guide

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National Instruments M Series User Manual Manual pdf 71 page image

© National Instruments | 4-25M Series User ManualFigure 4-16 shows the relationship of AI Sample Clock to AI Start Trigger.Figure 4-16. AI Sample Clock and AI Start TriggerAI Sample Clock Timebase SignalYou can route any of the following signals to be the AI Sample Clock Timebase(ai/SampleClockTimebase) signal:• 20 MHz Timebase• 100 kHz Timebase• PXI_CLK10• RTSI <0..7>• PFI <0..15>• PXI_STAR• Analog Comparison Event (an analog trigger)AI Sample Clock Timebase is not available as an output on the I/O connector. AI Sample ClockTimebase is divided down to provide one of the possible sources for AI Sample Clock. You canconfigure the polarity selection for AI Sample Clock Timebase as either rising or falling edge.AI Convert Clock SignalUse the AI Convert Clock (ai/ConvertClock) signal to initiate a single A/D conversion on asingle channel. A sample (controlled by the AI Sample Clock) consists of one or moreconversions.You can specify either an internal or external signal as the source of AI Convert Clock. You alsocan specify whether the measurement sample begins on the rising edge or falling edge of AIConvert Clock.AI Sample Clock TimebaseAI Start TriggerAI Sample ClockDelayFromStartTriggerArtisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com