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Document Type: Tutorial
NI Supported: Yes
Publish Date: Sep 6, 2006

Single Pulse Generation (Software Start Trigger)

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Description

Single pulse generation creates a single pulse after the counter is armed. Depending on the type of counter, it may be possible to specify the delay and pulse width.

Common Applications


8253 counters:
The 8253 counter (used on LabPC, 512, 700, and 1200 series) can generate a pulse with a specifiable delay (in units of source pulses). However, the width of the pulse is one source cycle. Use mode 4.


Mode 4 Timing Diagram


Am9513 based counters:
The Am9513 counters can generate a pulse with the delay and the width user-specifiable. Use CTR Pulse Config.vi or CTR_Pulse.

DAQ_STC based counters:
The DAQ_STC counters can generate a pulse with the delay and the width user-specifiable. See examples that ship with LabVIEW for detailed programming procedure.


Single Pulse Generation
NI-TIO based counters:
The NI-TIO counters (presently used only on the PCI-6601/6602/6608 boards) can also generate pulses with specifiable delay and width. See examples that ship with LabVIEW for detailed programming procedure
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