Analog Devices AD9166-FMC-EBZ User Manual page 14

UG-1698
4. Note the line rate frequency from the
DPGDownloader window as 6.75 Gbps, as shown in
Figure 15. The SYNC Status indicator then changes to the
green check mark (not shown in Figure 15). An 800 MHz
single tone appears on the spectrum analyzer, as shown in
Figure 14.
5. In the NCO Configuration section, select the NCO
Enable box.
Figure 13. NCO Enabled
Figure 14. Spectrum Analyzer Plot of DAC Output in JESD204B Eight-lane, 1× Interpolation Mode, Showing Single Tone at 800 MHz
AD9166 in the
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AD9166-FMC-EBZ
6. Set the Frequency Shift field to the desired shift frequency
(in Hz).
7. Change the DC Back-Off(dB) box to 0 dB. This step
causes the fundamental tone at 800 MHz to shift by the
amount determined in the Frequency Shift field.
8. Click the download button in the bottom right of the
DPGDownloader window (see Figure 11) to allow the
DPGDownloader to create and redownload the new
vector. The redownload may momentarily bring the
JESD204B link down. However, the link recovers and
resynchronizes, and the new output frequency displays on
the spectrum analyzer.
User Guide