AMD-Xilinx documentation is extensive. Zynq UltraScale+ RFSoC is a complex device. It can be daunting searching through docs for guidance on a topic such as managing Nyquist zones with RFSoC complex mixer https://docs.xilinx.com/r/en-US/pg269-rf-data-converter/NCO-Frequency-Conversion
Avnet RFSoC Explorer MATLAB app manages Nyquist zones in the RFSoC ADC DDC. I created a short video to help unravel this topic.