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WaveForms™ SDK Reference Manual
Page 29 of 85
FDwfAnalogInTriggerChannelGet(HDWF hdwf, int *pidxChannel)
Parameters:
- hdwf Interface handle.
- pidxChannel Variable to receive the current trigger channel index.
The function above is used to retrieve the current trigger channel index.
FDwfAnalogInTriggerFilterInfo(HDWF hdwf, int *pfsfilter)
Parameters:
- hdwf Interface handle.
- pfsFilter Variable to receive the supported trigger filters.
The function above returns the supported trigger filters. They are returned (by reference) as a bit field. This bit
field can be parsed using the IsBitSet Macro. Individual bits are defined using the FILTER constants in DWF.h.
Select trigger detector sample source, FILTER:
filterDecimate: Looks for trigger in each ADC conversion, can detect glitches.
filterAverage: Looks for trigger only in average of N samples, given by FDwfAnalogInFrequencySet.
FDwfAnalogInTriggerFilterSet(HDWF hdwf, FILTER filter)
Parameters:
- hdwf Interface handle.
- filter Trigger filter to set.
The function above is used to set the trigger filter.
FDwfAnalogInTriggerFilterGet(HDWF hdwf, FILTER *pfilter)
Parameters:
- hdwf Interface handle.
- pfilter Variable to receive the current trigger filter.
The function above is used to get the trigger filter.
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