This example implements a frequency domain trigger on the user configurable FPGA of an NI PXIe-5644R or PXIe-5645R vector signal transceiver. Frequency domain conversion is achieved through 50% overlapping length 1024 FFTs. The resolution bandwidth of the FFT is adjusted through the IQ rate and the triggering mask is user configurable. The example code combines both RFSA and RFSG calls to demonstrate the functionality; only the RFSA portion of the FPGA personality has been modified.
For more information regarding FPGA instrument driver extensions, or to register for access to the default NI-RFSA/NI-RFSG VST personality, please visit An Introduction to Instrument Driver FPGA Extensions.
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Dependencies
*These IP components are automatically resolved when installing the latest version of the example.